Yukon Gear & Axle Dura Grip Positraction - GM 12 Bolt Car w/ 30 Spline Axles - 3.08 To 3.90 Ratio Sprint Car Driveline & Rear End 4 Degree Pinion Shims for

4 Degree Pinion Shims for Pickups with 2

resists auto and shop fluids

1-Piece Design

90 Degree Boot / Terminal Included

Snap-In / Stick-On

Yukon Gear & Axle Dura Grip Positraction - GM 12 Bolt Car w/ 30 Spline Axles - 3.08 To 3.90 Ratio Sprint Car Driveline & Rear End 4 Degree Pinion Shims forYukon Gear Dura Grip Posi Traction Differential, GM 12 Bolt Car, 30 Spline, 3. 08 3. 90 Ratio Fits GM 12 bolt passenger car, 3. 08 3. 90 ratios, 30 spline. Dura Grip Posi Tractions feature a 4 spring design and composite clutches for long life and forged internals for high strength. The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty