High performance Yukon Ring & Pinion gear set for GM 8.5″ OLDS rear, 3.90 ratio

Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.

High Performance Ring & Pinion Set

3.90 ratio

3.90 ratio

All Yukon ring & pinion sets come standard with a one-year warranty.