Yukon Gear & Axle High Performance Ring and Pinion - 4.56 Ratio - 30 Spline Pinion - 8.5"/8.6" - GM 10-Bolt S-A Books Works with all 12 Volt

Works with all 12 Volt Systems

Fittings / Switch / Wiring

Accuracy: < 1

Automatic Shifter - Pro Ratchet - Universal

Yukon Gear & Axle High Performance Ring and Pinion - 4.56 Ratio - 30 Spline Pinion - 8.5"/8.6" - GM 10-Bolt S-A Books Works with all 12 VoltYukon Gear Ring & Pinion Gear Set For GM 8. 5" & 8. 6" Differential, 4. 56 Ratio Fits GM 8. 5'', 4. 56 ratio. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up Yukon Ring and 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 and Pinion sets deliver