Yukon Hardcore nodular iron differential cover for late GM rear 8.5/8.6‑inch differentials with 8mm cover bolts offers a stout bolt‑on solution to protect gears and axles from trail damage. Thick‑walled construction increases housing rigidity and contoured inner surfaces accelerate oil circulation for improved cooling. Finished in black powder coat with a stainless accent plate and high‑strength fasteners, it fits GM 8.5/8.6" rear applications.
Yukon Gear Hardcore Nodular Iron Cover for Rear GM 8.6in w/8mm Cover Bolts