Yukon Ring & Pinion gear set for GM & Chrysler 11.5" Rear in a 3.73 ratio Shirts Now supports 2019-2022 Cab &

Now supports 2019-2022 Cab & Chassis models

Lower thin steel valve cover gaskets- reusable

Installs with simple hand tools

20% Greater Flow Over Stock

Yukon Ring & Pinion gear set for GM & Chrysler 11.5" Rear in a 3.73 ratio Shirts Now supports 2019-2022 Cab &Product Details Yukon 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