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Fab Fours
USA Standard Gear
On Sale

GM Fab Fours/USA Standard Gear Fab Fours

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USA Standard Gear
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USA Standard Gear and Install Kit Packages

From $1,179.89

Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts required to get vehicles off the lift and back on the road quickly
Quick Kits provide a one-stop shopping experience that allows you to easily find the correct parts for common differential repairs at an affordable price
The Gear and Install Kit Includes Axle Bearings & Seals
The Gear and Install Kit Includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable

From $1,179.89

USA Standard Gear Differential Master Overhaul Kits

From $1,299.89

USA Standard Gear Axle Shafts

USA Standard Axle Shafts

From $1,463.89

Available in different sizes
With or without ABS ring
5 year warranty against manufacturer defects

From $1,463.89

USA Standard Gear Ring & Pinion Sets

From $273.89

104 Products

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Part Number: UZGZGK2225

USA Standard GM 8.875" Rear 12T 3.08 Gear and Install Kit Package - ZGK2225

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Fitment: Universal Fit
3.08 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
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USA Standard GM 8.875" Rear 12T 3.08 Gear and Install Kit Package - ZGK2225

Part #: UZGZGK2225

$594.89

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Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Universal Fit
3.08 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

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Part Number: UZGZGK2226

USA Standard GM 8.875" Rear 12T 3.42 Gear and Install Kit Package - ZGK2226

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Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

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PROMOTIONS AUTOMATICALLY APPLIED

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$571.89

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USA Standard GM 8.875" Rear 12T 3.42 Gear and Install Kit Package - ZGK2226

Part #: UZGZGK2226

$571.89

On Backorder

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2227

USA Standard GM 8.875" Rear 12T 3.73 Gear and Install Kit Package - ZGK2227

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Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.73 and up gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

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$577.89

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USA Standard GM 8.875" Rear 12T 3.73 Gear and Install Kit Package - ZGK2227

Part #: UZGZGK2227

$577.89

On Backorder

Email me when this product comes in stock

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LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.73 and up gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2228

USA Standard GM 8.875" Rear 12T Thick 3.73 Gear and Install Kit Package - ZGK2228

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Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 thick ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$577.89

On Backorder

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EASY RETURNS

USA Standard GM 8.875" Rear 12T Thick 3.73 Gear and Install Kit Package - ZGK2228

Part #: UZGZGK2228

$577.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 thick ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

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Part Number: UZGZGK2229

USA Standard GM 8.875" Rear 12T 4.11 Gear and Install Kit Package - ZGK2229

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

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Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.73 and up gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$571.89

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USA Standard GM 8.875" Rear 12T 4.11 Gear and Install Kit Package - ZGK2229

Part #: UZGZGK2229

$571.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.73 and up gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2230

USA Standard GM 8.875" Rear 12T Thick 4.11 Gear and Install Kit Package - ZGK2230

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

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Fitment: Universal Fit
4.11 thick ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$571.89

On Backorder

Email me when this product comes in stock

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USA Standard GM 8.875" Rear 12T Thick 4.11 Gear and Install Kit Package - ZGK2230

Part #: UZGZGK2230

$571.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
4.11 thick ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 2.76- 3.42 gear ratio
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Sign In Or Create an Account

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Part Number: UZGZGK2231

USA Standard GM 8.875" Rear 12T 3.08 Gear and Install Kit Package with 30 Spline Positraction - ZGK2231

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.08 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,224.89

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USA Standard GM 8.875" Rear 12T 3.08 Gear and Install Kit Package with 30 Spline Positraction - ZGK2231

Part #: UZGZGK2231

$1,224.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.08 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

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Part Number: UZGZGK2232

USA Standard GM 8.875" Rear 12T 3.42 Gear and Install Kit Package with 30 Spline Positraction - ZGK2232

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,179.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

USA Standard GM 8.875" Rear 12T 3.42 Gear and Install Kit Package with 30 Spline Positraction - ZGK2232

Part #: UZGZGK2232

$1,179.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

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Part Number: UZGZGK2233

USA Standard GM 8.875" Rear 12T 3.73 Gear and Install Kit Package with 30 Spline Positraction - ZGK2233

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
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USA Standard GM 8.875" Rear 12T 3.73 Gear and Install Kit Package with 30 Spline Positraction - ZGK2233

Part #: UZGZGK2233

$1,299.89

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How to Get it

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Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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Part Number: UZGZGK2234

USA Standard GM 8.875" Rear 12T 4.11 Gear and Install Kit Package with 30 Spline Positraction - ZGK2234

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Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

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$1,299.89

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USA Standard GM 8.875" Rear 12T 4.11 Gear and Install Kit Package with 30 Spline Positraction - ZGK2234

Part #: UZGZGK2234

$1,299.89

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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On Backorder

Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
The ring gear diameter is 8.875"
California Residents: WARNING

+ View More Specs

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2235

USA Standard GM 7.5"/7.625" Rear 3.08 Gear and Install Kit Package - ZGK2235

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Fitment: Universal Fit
3.08 ring and pinion gear set
For applications with 12 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
With 27 spline pinion shaft
2.25" OD axle bearings
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USA Standard GM 7.5"/7.625" Rear 3.08 Gear and Install Kit Package - ZGK2235

Part #: UZGZGK2235

$537.89

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Fitment: Universal Fit
3.08 ring and pinion gear set
For applications with 12 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

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Part Number: UZGZGK2236

USA Standard GM 7.5"/7.625" Rear 3.23 Gear and Install Kit Package - ZGK2236

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Fitment: Universal Fit
3.23 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
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USA Standard GM 7.5"/7.625" Rear 3.23 Gear and Install Kit Package - ZGK2236

Part #: UZGZGK2236

$537.89

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Fitment: Universal Fit
3.23 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2237

USA Standard GM 7.5"/7.625" Rear 3.42 Gear and Install Kit Package - ZGK2237

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Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

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$537.89

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USA Standard GM 7.5"/7.625" Rear 3.42 Gear and Install Kit Package - ZGK2237

Part #: UZGZGK2237

$537.89

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2238

USA Standard GM 7.5"/7.625" Rear 3.73 Gear and Install Kit Package - ZGK2238

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Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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$555.89

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USA Standard GM 7.5"/7.625" Rear 3.73 Gear and Install Kit Package - ZGK2238

Part #: UZGZGK2238

$555.89

On Backorder

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2239

USA Standard GM 7.5"/7.625" Rear 4.11 Gear and Install Kit Package - ZGK2239

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Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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$555.89

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USA Standard GM 7.5"/7.625" Rear 4.11 Gear and Install Kit Package - ZGK2239

Part #: UZGZGK2239

$555.89

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.23 and up gear ratio
With 27 spline pinion shaft
2.25" OD axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2240

USA Standard GM 7.5" Rear 3.23 Gear and Install Kit Package with 26 Spline Positraction - ZGK2240

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Fitment: Universal Fit
3.23 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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$1,194.89

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USA Standard GM 7.5" Rear 3.23 Gear and Install Kit Package with 26 Spline Positraction - ZGK2240

Part #: UZGZGK2240

$1,194.89

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.23 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2241

USA Standard GM 7.5" Rear 3.42 Gear and Install Kit Package with 26 Spline Positraction - ZGK2241

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Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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USA Standard GM 7.5" Rear 3.42 Gear and Install Kit Package with 26 Spline Positraction - ZGK2241

Part #: UZGZGK2241

$1,194.89

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2242

USA Standard GM 7.5" Rear 3.73 Gear and Install Kit Package with 26 Spline Positraction - ZGK2242

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

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$1,231.89

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USA Standard GM 7.5" Rear 3.73 Gear and Install Kit Package with 26 Spline Positraction - ZGK2242

Part #: UZGZGK2242

$1,231.89

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: UZGZGK2243

USA Standard GM 7.5" Rear 4.11 Gear and Install Kit Package with 26 Spline Positraction - ZGK2243

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Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

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$1,231.89

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USA Standard GM 7.5" Rear 4.11 Gear and Install Kit Package with 26 Spline Positraction - ZGK2243

Part #: UZGZGK2243

$1,231.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
2.25" axle bearings
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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USA Standard GM 7.5/7.625 Rear 3.23 Gear and Install Kit Package with 28 Spline Positraction - ZGK2244

Part Number: UZGZGK2244

USA Standard GM 7.5/7.625 Rear 3.23 Gear and Install Kit Package with 28 Spline Positraction - ZGK2244

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Universal Fit
3.23 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,267.89

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USA Standard GM 7.5/7.625 Rear 3.23 Gear and Install Kit Package with 28 Spline Positraction - ZGK2244

Part #: UZGZGK2244

$1,267.89

On Backorder

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LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.23 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

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USA Standard GM 7.5/7.625 Rear 3.42 Gear and Install Kit Package with 28 Spline Positraction - ZGK2245

Part Number: UZGZGK2245

USA Standard GM 7.5/7.625 Rear 3.42 Gear and Install Kit Package with 28 Spline Positraction - ZGK2245

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,267.89

On Backorder

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+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

USA Standard GM 7.5/7.625 Rear 3.42 Gear and Install Kit Package with 28 Spline Positraction - ZGK2245

Part #: UZGZGK2245

$1,267.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

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Yes, I would like to receive emails with the latest deals and specials.

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USA Standard GM 7.5/7.625 Rear 3.73 Gear and Install Kit Package with 28 Spline Positraction - ZGK2246

Part Number: UZGZGK2246

USA Standard GM 7.5/7.625 Rear 3.73 Gear and Install Kit Package with 28 Spline Positraction - ZGK2246

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,299.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

USA Standard GM 7.5/7.625 Rear 3.73 Gear and Install Kit Package with 28 Spline Positraction - ZGK2246

Part #: UZGZGK2246

$1,299.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.73 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

After you submit your email address, you'll receive an email a link that will let you change your password.

Email*

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Reset Password

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First Name *:

Last Name *:

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Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

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USA Standard GM 7.5/7.625 Rear 4.11 Gear and Install Kit Package with 28 Spline Positraction - ZGK2247

Part Number: UZGZGK2247

USA Standard GM 7.5/7.625 Rear 4.11 Gear and Install Kit Package with 28 Spline Positraction - ZGK2247

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,299.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

USA Standard GM 7.5/7.625 Rear 4.11 Gear and Install Kit Package with 28 Spline Positraction - ZGK2247

Part #: UZGZGK2247

$1,299.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
4.11 ring and pinion gear set
For applications with 10 bolt rear cover and 10 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
All positraction units are fully rebuildable
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

After you submit your email address, you'll receive an email a link that will let you change your password.

Email*

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Email Address

Password

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Reset Password

Create An Account

First Name *:

Last Name *:

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Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

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Part Number: UZGZGK2248

USA Standard GM 9.5" Rear 3.42 Gear and Install Kit Package - ZGK2248

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.42 and up gear ratio, (Carrier Case Deck Height 2.6" Tall)
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$776.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

USA Standard GM 9.5" Rear 3.42 Gear and Install Kit Package - ZGK2248

Part #: UZGZGK2248

$776.89

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3.42 ring and pinion gear set
For applications with 12 bolt rear cover and 12 bolt ring gear
Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
The gear and install kit includes axle bearings and seals
Fits carrier cases designed for 3.42 and up gear ratio, (Carrier Case Deck Height 2.6" Tall)
With 27 spline pinion shaft
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

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