Yukon Gear High Performance Gear Set For GM 8.5in & 8.6in in a 4.11 Ratio - YG GM8.5-411 2004 GMC Sierra 2500 WT The Mishimoto engineers designed the

The Mishimoto engineers designed the heat exchanger for this project from scratch to create the largest oil cooler that we offer

Cross Flow Applications

USA Standard Gear performance axles are constructed from high-tensile strength 4340 chromoly

1987 Mercury Topaz Sport AWD

mirror arm

Yukon Gear High Performance Gear Set For GM 8.5in & 8.6in in a 4.11 Ratio - YG GM8.5-411 2004 GMC Sierra 2500 WT The Mishimoto engineers designed theYukon 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