Mag-Hytec GM 8.5 Inch 10 Bolt Rear High Capacity Cover - GM10-8.5 |


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Mag-Hytec GM 8.5 Inch 10 Bolt Rear High Capacity Cover - GM10-8.5

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  • Mag-Hytec | Part Number: MAGGM10-8.5
  • Popular Axle Manufacture:GM
  • Type Of Material:Aluminum
  • Axle Location:Rear
  • Axle Type:GM 10 Bolt 8.5 Inches|GM 10 Bolt 8.6 Inches
  • Fitment:Universal Fit
  • Finish Type:Powder Coated
  • Oil Capacity:Extra Capacity


Mag-Hytecs heavy duty differential covers and transmission pans provide increased lubricant and cooling capacity for hard working recreational and service vehicles. Mag-Hytec covers and pans set your vehicle apart in both aesthetics and function cast in A356-T6 aluminum and texture powder coated black With machined cooling fins. Magnetic drain plugs trap worn gear material promoting fluid integrity. Each unit is fitted with ARP 568 O-rings for superior sealing. All hardware is 303 stainless steel, in most applications no gasket or sealant is required, and all Mag-Hytec parts are covered by a lifetime limited warranty. Depend on Mag-Hytec when you're pulling a heavy load.

Customer Reviews

4.9 4.9
8 Customer ratings
5.0 8.5in 10 bolt mag hytec

Seems to be very high quality and love the dipstick magnet, drain plug magnet, and no gasket. I think there would be better options if primary use is off road. Only wish mag hytec made one for the front 8.5 10 bolts

from North Pole, AK |
5.0 Get one .

Easy too install . Great part rear end running cooler . Look real cool under truck

from New jersey |
5.0 Excellent product

Product fits and seals great. I used it to replace the stock part for better cooling and ease of use

from Macon ga |
5.0 bad to the bone

maybe could of thought a little bit about the brake line brackets other than that its perfect

from Crestview FL. |
5.0 Awesome Diff Cover

Fits awesome, doesn't leak, looks great, and cools all at the same time. Perfect for long towing and hard driving haha.

from Chesapeake, Va |
5.0 Great product

well worth the money....I would suggest this product to anyone changing their gears

from hammond, la |
4.0 Capable Upgrade

Good replacement. Only drawback is that it wasn't available for discount as with all my other parts I ordered.

from San Tan Valley, AZ |
5.0 For all you guys with a lift!!

I would recommend this product to anybody with a lift and larger tires it not only gives you capability to carry around more gear oil but it gives your truck a more aggressive look. with its built in o-ring and magnetic drain plug you know this baby is gonna last!!

from Los Angeles,CA |


Question & Answers

6 Answered questions

Q: can I put this on my 2006 chevy Tahoe z71 Answer this question

A: Thanks for the inquiry confused, the Mag-Hytec GM 8.5in. 10 Bolt Rear High Capacity Cover part # MAGGM10-8.5 this will fit your 2006 Tahoe rear axle.

Answered by RK on 07/08/2015

Q: Will this work with my 2003 Chevy Silverado 1500 LS? Answer this question

A: Hello Coop Yes this is the correct cover for your GM 10 bolt axle. Thanks

Answered by Rody on 05/29/2015

Q: will this fit an 04 tahoe Answer this question

A: Hello The track bar on the rear axle will get in the way. You would have to have 3.75 inches between the differential housing mounting surface and the track bar. Thanks

Answered by Rody on 05/10/2015

Q: would this fit my 2007 chevy avalanche? Answer this question

A: Kevin, unfortunately we don't have a high capacity fined diff cover for your Avalanche, there is just no room for it due to the factory track bar and sway bar. Thanks for the question.

Answered by RK on 04/09/2015

Q: WI'll this product fit my 2013 1500 Chevy Silverado LT Answer this question

A: Hello Alec and thank you for your question! Mag-Hytec GM 8.5in. 10 Bolt Rear High Capacity Cover is correct for your 2013 Chevy 1500.

Answered by Nick on 03/14/2015