Yukon Gear High Performance Gear Set For GM 8.5in & 8.6in in a 4.88 Ratio Drivetrain>Flexplates an o-ring seal to reduce

an o-ring seal to reduce chance of water ingress

NOTE all electrical circuits in the vehicle will run from both batteries in this mode

and feature advanced heat treating to create an axle of unmatched quality and durability

our performance thermostatic bypass valve is backed by our Mishimoto Lifetime Warranty

1981-1987 American Motors Eagle Base

Yukon Gear High Performance Gear Set For GM 8.5in & 8.6in in a 4.88 Ratio Drivetrain>Flexplates an o-ring seal to reduceYukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state of the art design & testing processes, backed by 2 in house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface finish reduces both friction & heat for long races & high torque conditions. We use high grade steel in both the ring & pinion, with fitment designed to OEM