8.25 Inch Chy 4.88 Rear Ring & Pinion, Install Kit, Posi, 1.618 Inch Id Axle Bearing USA Standard Gear Variant:3.91 Rear Ring and Pinion Install Kit Positraction 1.618 inch ID Axle Bearings USA Standard thus boosting the horsepower and

thus boosting the horsepower and torque of your engine

from the meticulously crafted outer lip feature to the color-matched snap-in cap

Rear add-a-leafs raise the back end 2 inches

2007 Chevrolet Silverado 3500 Classic

does not apply to 9 inch / fabricated style differentials)

8.25 Inch Chy 4.88 Rear Ring & Pinion, Install Kit, Posi, 1.618 Inch Id Axle Bearing USA Standard Gear Variant:3.91 Rear Ring and Pinion Install Kit Positraction 1.618 inch ID Axle Bearings USA Standard thus boosting the horsepower andUSA Standard 8. 25 inch Chrysler, 4. 88 Ratio Rear Ring and Pinion Gear Set and Master Install Kit Package, with 29 Spline Yukon Dura Grip Limited Slip Positraction, and 1. 62 inch ID Axle Bearings and Seals Details: Rear Differential 8. 25 inch CHY Gear Ratio 4. 88 Location Rear Structured Ring and Pinion Install Kit Positraction Yes Axle Bearing Inside Diameter 1. 618 inch ID Axle Bearings Warranty Warrantied against manufacturing defects for one