Cognito Motorsports Truck 3 Degree Rear Pinion Angle Shim Kit For 99-18 Silverado/Sierra 1500 01-10 Silverado/Sierra 1500HD-3500HD 01-13 GM 2500 SUVS 210-90467 2001-2007 GMC Sierra 3500 2011-2015 Chevrolet Silverado 2500HD/3500HD 6

2011-2015 Chevrolet Silverado 2500HD/3500HD 6

Kits include everything needed from high strength crossmembers

The Attitude CTS2 features a built-in video port that allows users to connect the state-of-the-art Edge back-up camera

No ECM tuning or reprogramming required for installation

-Revmax proprietary CNC machined stator designs

Cognito Motorsports Truck 3 Degree Rear Pinion Angle Shim Kit For 99-18 Silverado/Sierra 1500 01-10 Silverado/Sierra 1500HD-3500HD 01-13 GM 2500 SUVS 210-90467 2001-2007 GMC Sierra 3500 2011-2015 Chevrolet Silverado 2500HD/3500HD 63 Degree Rear Pinion Angle Shim Kit for 99 18 Chevrolet and GMC 1500 trucks, 01 10 GM 1500HD 2500 2500HD 3500 3500HD 2WD 4WD trucks and 01 13 GM 2500 2WD 4WD SUVs. Used with short wheel base trucks with tall lift where no tapered blocks were available. Includes 2 shims and 2 center pins to bolt shims to leaf packs. Use for single cab trucks or extended cab short bed, with 4 6 Inch rear lift that has no pinion angle change such as spring Only or