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Universal Fit ReadyLift/VIAIR Lift Kits, Suspension & Shocks
Universal Fit ReadyLift/VIAIR Lift Kits, Suspension & Shocks
7 Product Groups
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VIAIR Pressure Switches
VIAIR Sealed Pressure SwitchFrom $26.99
- 12 GA Lead Wires
- California Residents: WARNING
From $26.99
4.6
4.6
(10)
ReadyLift Ball Joints
ReadyLift Ball JointsFrom $39.95
- Replacement ball joint
- For use with upper control arms in ReadyLift 4 inch SST lift kit
- Sold individually
From $39.95
3.8
3.8
(4)
ReadyLift Suspension Lift Kits
ReadyLift Suspension Lift KitsFrom $2,299.95
- Easy, bolt-on installation - no permanent modifications
- Delivers increased ground clearance
- Factory ride and handling
- An improved ‘leveled’ stance
- Kits available with or without shocks
From $2,299.95
4.4
4.4
(482)
ReadyLift Forged Torsion Key Unloading Tool
ReadyLift Forged Torsion Key Unloading ToolFrom $149.95
- Torsion key unloading tool
- Can be used with various trucks
- Note: Tools not intended for commercial use
- Use only for occasional projects
From $149.95
ReadyLift Air Bag Spacers
ReadyLift Factory Air Bag SpacerFrom $99.95
- Factory Air Bag Spacer
- 2 inch lift
From $99.95
31 Products
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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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ReadyLift Replacement Ball Joint - 67-3412
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- ReadyLIFT Replacement upper control arm ball joint
- Replacement for ReadyLIFT leveling, SST lift and Big lift kits with ReadyLIFT upper control arms
- Includes fasteners and zerk fitting
- Sold individually
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping on Orders Over $99
$49.95
In-Stock Ships next business day ?
$49.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- ReadyLIFT Replacement upper control arm ball joint
- Replacement for ReadyLIFT leveling, SST lift and Big lift kits with ReadyLIFT upper control arms
- Includes fasteners and zerk fitting
- Sold individually
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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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ReadyLift 4" Big Lift Kit - 44-39420
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 19-22 GM 1500 Trail Boss / AT4
- Only compatible with Adaptive Ride Control suspension vehicles
- NOT compatible with rear mono-leaf springs
- Recommended max wheel and tire with no trimming: 20x9 0 offset - 35x12.50 tire
- Recommended max wheel and tire with trimming: 20x10 -18 offset - 35x12.50 or 325/60R20
- Use of Auto 4 Hi feature not recommended
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
$2,299.95
In-Stock Ships next business day ?
$2,299.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 19-22 GM 1500 Trail Boss / AT4
- Only compatible with Adaptive Ride Control suspension vehicles
- NOT compatible with rear mono-leaf springs
- Recommended max wheel and tire with no trimming: 20x9 0 offset - 35x12.50 tire
- Recommended max wheel and tire with trimming: 20x10 -18 offset - 35x12.50 or 325/60R20
- Use of Auto 4 Hi feature not recommended
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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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Enter email address to change your password
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ReadyLift Universal Add-A-Leaf Set - 67-7120
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Universal add-a-leaf
- Designed to work with compact and mid-size trucks
- Front or rear
- Lift height 0.75 - 1.5 inches
- Includes: pair of add-a-leaf springs
- Longer center pins
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$99.95
In-Stock Ships next business day ?
$99.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Universal add-a-leaf
- Designed to work with compact and mid-size trucks
- Front or rear
- Lift height 0.75 - 1.5 inches
- Includes: pair of add-a-leaf springs
- Longer center pins
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
Reset Password
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Enter email address to change your password
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ReadyLift Replacement Upper Ball Joint - 67-3414
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- ReadyLIFT Replacement upper control arm ball joint
- Replacement for ReadyLIFT leveling, SST lift and Big lift kits with ReadyLIFT upper control arms
- Includes fasteners and zerk fitting
- Sold individually
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping on Orders Over $99
$39.95
In-Stock Ships next business day ?
$39.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- ReadyLIFT Replacement upper control arm ball joint
- Replacement for ReadyLIFT leveling, SST lift and Big lift kits with ReadyLIFT upper control arms
- Includes fasteners and zerk fitting
- Sold individually
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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ReadyLift Replacement Ball Joint - 67-3401
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- ReadyLIFT Replacement upper control arm ball joint
- Replacement for ReadyLIFT leveling, SST lift and Big lift kits with ReadyLIFT upper control arms
- Includes fasteners and zerk fitting
- Sold individually
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping on Orders Over $99
$39.95
In-Stock Ships next business day ?
$39.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- ReadyLIFT Replacement upper control arm ball joint
- Replacement for ReadyLIFT leveling, SST lift and Big lift kits with ReadyLIFT upper control arms
- Includes fasteners and zerk fitting
- Sold individually
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
ReadyLift Forged Torsion Key Unloading Tool - 66-7816A
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Torsion key unloading tool
- For use with 2011 and up GM 2500/3500HD trucks
- Can be used with other various trucks
- Note: Tools not intended for commercial use. Use only for occasional projects
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$149.95
In-Stock Ships next business day ?
$149.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Torsion key unloading tool
- For use with 2011 and up GM 2500/3500HD trucks
- Can be used with other various trucks
- Note: Tools not intended for commercial use. Use only for occasional projects
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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Add to Wishlist
ReadyLift Forged Torsion Key Unloading Tool - 66-7822A
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Torsion key unloading tool
- For use with any torsion key except on 2011 and up GM 2500/3500HD trucks
- Can be used with other various trucks
- Note: Tools not intended for commercial use. Use only for occasional projects
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$149.95
In-Stock Ships next business day ?
$149.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Torsion key unloading tool
- For use with any torsion key except on 2011 and up GM 2500/3500HD trucks
- Can be used with other various trucks
- Note: Tools not intended for commercial use. Use only for occasional projects
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
ReadyLift Forged Torsion Key Unloading Tool - 66-7822B
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Torsion key unloading tool
- For use with 2011 and up GM 2500/3500HD trucks
- Can be used with other various trucks
- Forged, hardended steel construction
- Air tool safe
- Professional grade
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$149.95
In-Stock Ships next business day ?
$149.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Torsion key unloading tool
- For use with 2011 and up GM 2500/3500HD trucks
- Can be used with other various trucks
- Forged, hardended steel construction
- Air tool safe
- Professional grade
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
VIAIR Pressure Switch - 90102
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 1/4 inch Spade Connectors
- 110 PSI On, 145 PSI Off)
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$26.99
In-Stock Ships next business day ?
$26.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 1/4 inch Spade Connectors
- 110 PSI On, 145 PSI Off)
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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VIAIR Pressure Switch with Relay - 90110
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- 1/8 inch NPT Male Port
- 85 PSI On, 105 PSI Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$32.99
Only 1 left in Stock ?
$32.99
Only 1 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- 1/8 inch NPT Male Port
- 85 PSI On, 105 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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VIAIR Pressure Switch with Relay - 90111
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- 1/8 inch NPT Male Port
- 110 PSI On, 150 PSI Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$32.99
Only 2 left in Stock ?
$32.99
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- 1/8 inch NPT Male Port
- 110 PSI On, 150 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
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VIAIR Pressure Switch with Relay - 90113
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch NPT Male Port
- 90 PSI On, 120 PSI Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$32.99
In-Stock Ships next business day ?
$32.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch NPT Male Port
- 90 PSI On, 120 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
VIAIR Pressure Switch with Relay - 90118
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Operating Pressures: 165 PSI on, 200 PSI off
- Dimensions: 4.25 inch L x 2.25 inch W x 2.25 inch H
- Moisture Resistant
- 1/8 inch male NPT port fitting
- Clearly marked leads pre-fitted with insulated 1/4 inch male push to connect terminals
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$32.99
In-Stock Ships next business day ?
$32.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Operating Pressures: 165 PSI on, 200 PSI off
- Dimensions: 4.25 inch L x 2.25 inch W x 2.25 inch H
- Moisture Resistant
- 1/8 inch male NPT port fitting
- Clearly marked leads pre-fitted with insulated 1/4 inch male push to connect terminals
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
VIAIR Sealed Pressure Switch - 90217
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 12 GA Lead Wires
- 110 psi On, 145 psi Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$35.99
In-Stock Ships next business day ?
$35.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 12 GA Lead Wires
- 110 psi On, 145 psi Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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Add to Wishlist
VIAIR Sealed Pressure Switch - 90221
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- Operating Pressures: 165 PSI on, 200 PSI off
- 1/8 inch NPT Male Port Fitting
- 16 Guage (20 Amp) 5.25 inch leads
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$35.99
Only 3 left in Stock ?
$35.99
Only 3 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- Operating Pressures: 165 PSI on, 200 PSI off
- 1/8 inch NPT Male Port Fitting
- 16 Guage (20 Amp) 5.25 inch leads
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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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VIAIR Sealed Pressure Switch - 90223
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 12 GA Lead Wires
- 90 PSI On, 120 PSI Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$35.99
In-Stock Ships next business day ?
$35.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 12 GA Lead Wires
- 90 PSI On, 120 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
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VIAIR Sealed Pressure Switch - 90227
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/4" Male NPT port
- 12 GA lead wires
- 110 PSI On, 145 PSI Off
- 30 AMP
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$35.99
In-Stock Ships next business day ?
$35.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 1/4" Male NPT port
- 12 GA lead wires
- 110 PSI On, 145 PSI Off
- 30 AMP
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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Add to Wishlist
ReadyLift 6" Big Lift with Falcon 1.1 Rear Shocks - 44-25620
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 15-20 Ford F-150 Does NOT work with 2WD or Raptor models
- 6" Lift Kit
- Tapered front strut spacers to correct strut angle
- Heavy-duty fabricated steel components utilizing 3/16" and 1/4" sheet steel
- Kits include carrier-bearing drop bracket kit for 2-piece driveline-equipped trucks
- Full-coverage differential skid plate constructed from 3/16" steel
- Includes HD alignment cam bolts for a proper front-end alignment adjustment
- High-performance ride and handling courtesy of Falcon 1.1 rear shocks
- Max reommended tire size with out trimming 295/65R20 (35x11.50) with a 20x9" with a 0-offset wheel
- Max recommended tire with trimming 37x12.50" with a 20x9" with a 0-offset wheel
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
$2,299.95
In-Stock Ships next business day ?
$2,299.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 15-20 Ford F-150 Does NOT work with 2WD or Raptor models
- 6" Lift Kit
- Tapered front strut spacers to correct strut angle
- Heavy-duty fabricated steel components utilizing 3/16" and 1/4" sheet steel
- Kits include carrier-bearing drop bracket kit for 2-piece driveline-equipped trucks
- Full-coverage differential skid plate constructed from 3/16" steel
- Includes HD alignment cam bolts for a proper front-end alignment adjustment
- High-performance ride and handling courtesy of Falcon 1.1 rear shocks
- Max reommended tire size with out trimming 295/65R20 (35x11.50) with a 20x9" with a 0-offset wheel
- Max recommended tire with trimming 37x12.50" with a 20x9" with a 0-offset wheel
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
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Add to Wishlist
ReadyLift 8" Lift Kit with Falcon 1.1 Monotube Shocks - 44-39805
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 19-22 GM 1500 will NOT work with Trail Boss, AT4, AT4X, ZR2, Diesel or Denali models or models with Adaptive Ride Control or Multimatic suspension
- Clears up to 37x12.50 on 8-inch kit on 9" wide wheels with 0 offset with no trimming. -18 offset will require minor trimming
- Use of Auto 4 Hi feature not recommended
- Tube steel upper control arms with maintenance-free pivot bushings and 1-ton ball joints
- 3/16-inch thick steel plate cross members and skid plate
- Anti-torsion boxed and gusseted plate steel differential drop brackets
- Fabricated steel 5" rear lift blocks include integrated bump stop landings, offset pin and provides proper pinon angle with rear add-a-leaf for additional lift
- Includes premium Falcon 1.1 Monotube extended length rear shocks
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
$2,999.95
In-Stock Ships next business day ?
$2,999.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 19-22 GM 1500 will NOT work with Trail Boss, AT4, AT4X, ZR2, Diesel or Denali models or models with Adaptive Ride Control or Multimatic suspension
- Clears up to 37x12.50 on 8-inch kit on 9" wide wheels with 0 offset with no trimming. -18 offset will require minor trimming
- Use of Auto 4 Hi feature not recommended
- Tube steel upper control arms with maintenance-free pivot bushings and 1-ton ball joints
- 3/16-inch thick steel plate cross members and skid plate
- Anti-torsion boxed and gusseted plate steel differential drop brackets
- Fabricated steel 5" rear lift blocks include integrated bump stop landings, offset pin and provides proper pinon angle with rear add-a-leaf for additional lift
- Includes premium Falcon 1.1 Monotube extended length rear shocks
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
ReadyLift 8" Lift Kit - 44-3985
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 19-22 GM 1500 4WD
- Will NOT work with Trail Boss, AT4, AT4X, ZR2, Diesel or Denali models
- Will NOT work with Adaptive Ride Control or Multimatic suspension equipped models
- Not compatible with rear mono-leaf springs
- Clears 35" tires
- Use of Auto 4 Hi feature not recommended
- Clears up to 37x12.50 on 8-inch kit on 9" wide wheels with 0 offset with no trimming. -18 offset will require minor trimming
- Tube steel upper control arms with maintenance-free pivot bushings and 1-ton ball joints
- 3/16-inch thick steel plate cross members and skid plate
- Anti-torsion boxed and gusseted plate steel differential drop brackets
- Fabricated steel 5" rear lift blocks include integrated bump stop landings, offset pin, and provide proper pinion angle. Also includes a rear add-a-leaf for an additional lift
- Includes premium Bilstein extended-length rear shocks
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
$2,899.95
In-Stock Ships next business day ?
$2,899.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 19-22 GM 1500 4WD
- Will NOT work with Trail Boss, AT4, AT4X, ZR2, Diesel or Denali models
- Will NOT work with Adaptive Ride Control or Multimatic suspension equipped models
- Not compatible with rear mono-leaf springs
- Clears 35" tires
- Use of Auto 4 Hi feature not recommended
- Clears up to 37x12.50 on 8-inch kit on 9" wide wheels with 0 offset with no trimming. -18 offset will require minor trimming
- Tube steel upper control arms with maintenance-free pivot bushings and 1-ton ball joints
- 3/16-inch thick steel plate cross members and skid plate
- Anti-torsion boxed and gusseted plate steel differential drop brackets
- Fabricated steel 5" rear lift blocks include integrated bump stop landings, offset pin, and provide proper pinion angle. Also includes a rear add-a-leaf for an additional lift
- Includes premium Bilstein extended-length rear shocks
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
ReadyLift 1.5" Pre-load Front Level Kit - 66-11150
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 2021-Current Ram 1500 TRX
- Front 1.5 pre-load spacer kit
- Will not work with models equipped with aftermarket coilovers
- CNC machined billet Aluminum construction
- Max tire: 35x12.50 on a 20x9 +18 offset
- Use of pre-load spacer technology to achieve front lift is safe and effective however, this method may deliver a firmer ride than the factory tuning
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$199.95
In-Stock Ships next business day ?
$199.95
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 2021-Current Ram 1500 TRX
- Front 1.5 pre-load spacer kit
- Will not work with models equipped with aftermarket coilovers
- CNC machined billet Aluminum construction
- Max tire: 35x12.50 on a 20x9 +18 offset
- Use of pre-load spacer technology to achieve front lift is safe and effective however, this method may deliver a firmer ride than the factory tuning
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
VIAIR Pressure Switch - 90100
- Fitment: Universal Fit
- Viair Pressure Switch
- 1/8 inch Male NPT Port
- 1/4 inch Spade Connectors
- 90 PSI On, 120 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$26.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$26.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Viair Pressure Switch
- 1/8 inch Male NPT Port
- 1/4 inch Spade Connectors
- 90 PSI On, 120 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
VIAIR Pressure Switch - 90101
- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 1/4 inch Spade Connectors
- 85 PSI On, 105 PSI Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$26.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$26.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 1/8 inch Male NPT Port
- 1/4 inch Spade Connectors
- 85 PSI On, 105 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
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!
Sign In Or Create an Account
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.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
VIAIR Pressure Switch - 90103
- Fitment: Universal Fit
- 1/8" Male NPT Port
- 1/4" Spade Connectors
- 165 PSI On / 200 PSI Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$26.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$26.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 1/8" Male NPT Port
- 1/4" Spade Connectors
- 165 PSI On / 200 PSI Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
