High performance Yukon Ring & Pinion "thick" gear set for GM 12 bolt car in a 4.11 ratio

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 is a thick gear set for a 3.73 & down carrier.