ZF 9.25 inch CHY 3.21 Rear Ring and Pinion Install Kit Positraction Bearings and Seals Yukon Gear & Axle MSD Ignition 1979-1980 GMC C3500 Fleetside

1979-1980 GMC C3500 Fleetside

4 Inch Component Box With Dual Rate Long Travel Coil Springs

453 inch valve stem holes

-Include expansion connector AEM 6-channel CAN Sensor Module to add fuel level and belt temperature

or Clear Work Scene)

ZF 9.25 inch CHY 3.21 Rear Ring and Pinion Install Kit Positraction Bearings and Seals Yukon Gear & Axle MSD Ignition 1979-1980 GMC C3500 FleetsideYukon Gear & Axle ZF 9. 25 inch CHRYSLER, 3. 21 Ratio Rear Ring and Pinion Gear Set and Master Install Kit Package, with 31 Spline Yukon Dura Grip Limited Slip Positraction, and Axle Bearings and Seals Details: Rear Differential ZF 9. 25 inch CHY Gear Ratio 3. 21 Location Rear Structured Ring and Pinion Install Kit Positraction Yes Axle Bearings and Seals Yes Warranty Warrantied against manufacturing defects for one (1) year Sold As Kit Features: This