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Looking for aftermarket parts to modify or upgrade your 1981 Chevrolet K20 with differential install kits? At Tunersports.com we carry a huge selection of the top name brand performance differential install kit parts and accessories.
 IN STOCK - LOW CK GM8.5Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limited slip differential, a mechanical locker, or an air operated locker. These kits contain carrier bearings and races and a carrier shim kit. ... Yukon Gear 8.5in & 8.2in GM Carrier installation Kit 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $115.89 |
 IN STOCK CK GM8.5-HDYukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one is upgrading to a positraction limited slip differential, a mechanical locker, or an air operated locker. These kits contain carrier bearings and races and a carrier shim kit. ... Yukon Gear Carrier installation Kit For GM 8.5in Diff w/ HD Bearings 1977-1981 Chevrolet K20 Cheyenne 1977-1983 Chevrolet K20 Silverado 1977-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $156.89 |
 IN STOCK - DROPSHIPS CK GM9.5Yukon Carrier installation kits are great, low cost kit for carrier changes such as Positraction or locker upgrades.... Yukon Gear GM 9.5in and 9.76in Carrier installation Kit 1979-1981 Chevrolet K20 Cheyenne 1979-1983 Chevrolet K20 Silverado 1979-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $228.89 |
 IN STOCK YHC70007Yukon Hardcore Locking Hubs feature chromoly internals and all-steel construction for ultimate durability and strength. These hubs won't disengage under high torque applications and default to the locked position in use. Engagement comes from just a 1/3 turn of the all-steel, low-profile bezel, ensu... Yukon Gear Hardcore Locking Hub Set For GM 8.5in Front & Dana 44 / 19 Spline 1979-1981 Chevrolet K20 Cheyenne 1979-1983 Chevrolet K20 Silverado 1979-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $655.89 |
 IN STOCK - LOW MK GM14T-AYukon Minimum Installation Kits are a low-cost solution for ring and pinion gear changes in newer vehicles where the bearings can be reused. Kits include all high-quality components for a smooth differential set up. ... Yukon Gear Minor install Kit For 10.5in GM 14 Bolt Truck Diff 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Scottsdale / Silverado 1981-1981 Chevrolet K20 Deluxe 1981-1983 Chevrolet K20 Custom $120.89 |
 IN STOCK - DROPSHIPS MK GM8.5-FYukon Minimum Installation Kits are a low-cost solution for ring and pinion gear changes in newer vehicles where the bearings can be reused. Kits include all high-quality components for a smooth differential set up. ... Yukon Gear Minor install Kit For GM 8.5in Front Diff 1977-1981 Chevrolet K20 Cheyenne 1977-1983 Chevrolet K20 Silverado 1977-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $95.89 |
 IN STOCK - DROPSHIPS MK GM9.5-AYukon Minimum Installation Kits are a low-cost solution for ring and pinion gear changes in newer vehicles where the bearings can be reused. Kits include all high-quality components for a smooth differential set up. ... Yukon Gear Minor install Kit For GM 9.5in Diff 1979-1981 Chevrolet K20 Cheyenne 1979-1983 Chevrolet K20 Silverado 1979-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $142.89 |