YG GMBOP-390 - High performance Yukon Ring & Pinion gear set for GM 8.2" (Buick, Oldsmobile, and Pontiac) in 3.90

Yukon Ring & Pinion sets give you the confidence of knowing youre running gears designed for the harshest of conditions. Whether its 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.
This gear set uses 3/8" bolts. Some factory gears use 7/16" bolts. If your factory case uses 7/16" bolts you will need to purchase YSPBLT-027 spacers.