View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 1981 Chevrolet K20 with ring & pinions? At Tunersports.com we carry a huge selection of the top name brand performance ring & pinion parts and accessories.
 IN STOCK - DROPSHIPS YPKGM12-PC-14Yukon Gear & Axle clutch kits fit popular GM diffs outfitted with a Yukon Dura Grip positraction unit feature 14 advanced carbon clutch plates, ensuring total traction and long-lasting performance.... Yukon Gear 14 Plate Carbon Clutches For GM 8.2in / GMin / 12T / 12P / Ford 8.8in & Vast Iron Vette 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 $439.89 |
 IN STOCK YPKGM12-PC-18Yukon Gear & Axle clutch kits fit popular GM diffs outfitted with a Yukon Dura Grip positraction unit feature 18 steel clutch plates, ensuring total traction and long-lasting performance. ... Yukon Gear 18 Plate Steel Clutches For GM 8.2in / GMin / 12T / 12P / Ford 8.8in & Cast Iron Vette 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 $542.89 CLEARANCE VIEW PRICE IN CART |
 OUT OF STOCK YPKGM12-PC-22Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set.... Yukon Gear 22 Plate Steel Clutches For GM 8.2in / GMin / 12T / 12P / Ford 8.8in & Cast Iron Vette 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 $420.89 |
 IN STOCK - DROPSHIPS YPKGM12-PC-DG1This Yukon Gear & Axle clutch kit is a direct replacement for the popular Yukon Dura Grip positraction unit.... Yukon Gear 14 Plate Duragrip Composite Clutches For GM 8.2in / GMin / 12T / 12P / Ford 8.8in 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 $405.89 |
 IN STOCK - LOW YPKGM14T-PC-14Yukon Gear & Axle clutch kits fit popular GM diffs outfitted with a Yukon Dura Grip positraction unit feature 14 advanced carbon clutch plates, ensuring total traction and long-lasting performance. ... Yukon Gear Eaton-Type Positraction Carbon Clutch Kit w/ 14 Plates For GM 14T and 10.5in 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $344.89 |
 IN STOCK - DROPSHIPS YPKGM14T-PC-SHIThis Yukon Gear & Axle shim kit is designed for GM 14T differentials outfitted with an Eaton positraction unit. ... Yukon Gear Eaton Positraction Shim Kit For 10.5in GM 14 Bolt Truck 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $85.65 |
 IN STOCK - DROPSHIPS YPKGM8.5-P-28Yukon Gear & Axle spider gear kits utilize the highest quality materials and best production techniques in the industry to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. ... Yukon Gear Positraction internals For 8.5in GM w/ 28 Spline Axles 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 $355.89 |
 IN STOCK YPKGM8.5-P-30Yukon Gear & Axle spider gear kits utilize the highest quality materials and best production techniques in the industry to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. ... Yukon Gear Positraction internals For 8.5in GM w/ 30 Spline Axles 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 $355.89 |
 IN STOCK - LOW YPKGM9.5-P-33Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. ... Yukon Gear Positraction internals For 9.5in GM w/ 33 Spline Axles 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 $659.89 |
 IN STOCK - DROPSHIPS YPKGM9.5-PC-14Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. ... Yukon Gear Eaton-Type 14 Plate Carbon Clutch Set For 9.5in GM and 9.75in Ford 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 $385.89 |
 IN STOCK - DROPSHIPS YPKGM9.5-PC-SHIYukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. ... Yukon Gear Eaton Positraction Shim Kit For 9.5in GM 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 $52.95 |