# Yukon Gear Positraction internals For 8.5in GM w/ 28 Spline Axles Yukon 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. - Includes two side gears, two pinion gears, cross pin shaft, roll pin and spider gear thrust washers - Incl. Two Side Gears; Two Pinion Gears; Cross Pin Shaft; Roll Pin And Spider Gear Thrust Washers - Fits GM 8.5" differential outfitted with Dura Grip positraction - Fits GM 8.5 in. Differential Outfitted w/Dura Grip Positraction - Does not include clutches - 28 spline axles This Part Fits: Year Make Model Submodel 1973-1975 Buick Apollo Base 1975 Buick Apollo SR 1971-1974,1976-1979 Buick Electra 225 1971-1974 Buick Electra 225 Custom 1974 Buick Electra 225 Limited 1973 Buick Electra Base 1975 Buick Electra Custom 1980-1989 Buick Electra Estate Wagon 1975-1985 Buick Electra Limited 1978-1985 Buick Electra Park Avenue 1985 Buick Electra T-Type 1973-1987 Buick Regal Base 1982-1983 Buick Regal Estate Wagon 1987 Buick Regal GNX 1984-1987 Buick Regal Grand National 1978-1987 Buick Regal Limited 1982 Buick Regal Limited Turbo 1978-1982 Buick Regal Sport 1976-1977 Buick Regal SR 1983-1986 Buick Regal T-Type 1975-1978 Buick Riviera Base 1975 Buick Riviera GS 1978 Buick Riviera LXXV Anniversary Edition 1976 Buick Riviera Sport 1976 Buick Riviera SR 1970,1972 Buick Skylark 350 1970-1972,1975-1979 Buick Skylark Base 1970-1972,1978-1979 Buick Skylark Custom 1976-1979 Buick Skylark S 1978 Buick Skylark Sport 1975-1977 Buick Skylark SR 1970-1975 Chevrolet Bel Air Base 1994 Chevrolet Blazer Base 1992-1993 Chevrolet Blazer Cheyenne 1987 Chevrolet Blazer Custom Deluxe 1988-1991 Chevrolet Blazer Scottsdale 1987-1994 Chevrolet Blazer Silverado 1994 Chevrolet Blazer Silverado Sport 1979-1980 Chevrolet C10 Big Ten 1979-1981 Chevrolet C10 Cheyenne 1981-1986 Chevrolet C10 Custom 1979-1980 Chevrolet C10 Custom Deluxe 1981 Chevrolet C10 Deluxe 1979-1986 Chevrolet C10 Scottsdale 1979-1986 Chevrolet C10 Silverado 1981-1986 Chevrolet C10 Suburban Custom 1979-1980 Chevrolet C10 Suburban Custom Deluxe 1981 Chevrolet C10 Suburban Deluxe 1979-1980,1982,1984-1986 Chevrolet C10 Suburban Scottsdale 1979-1980,1982-1986 Chevrolet C10 Suburban Silverado 1990 Chevrolet C1500 454 SS 1988-1990 Chevrolet C1500 Cheyenne 1988-1990 Chevrolet C1500 Scottsdale 1988-1990 Chevrolet C1500 Silverado 1990 Chevrolet C1500 WT 1970-1980 Chevrolet Camaro Base 1979-1981 Chevrolet Camaro Berlinetta 1973-1978 Chevrolet Camaro LT 1976-1978 Chevrolet Camaro LT Rally Sport 1976-1980 Chevrolet Camaro Rally Sport 1970-1973,1975 Chevrolet Camaro RS 1981 Chevrolet Camaro Sport 1970-1972 Chevrolet Camaro SS 1970-1974,1977-1981 Chevrolet Camaro Z28 1970-1972,1986-1992 Chevrolet Caprice Base 1973-1996 Chevrolet Caprice Classic 1986-1990 Chevrolet Caprice Classic Brougham 1976-1978,1981-1982 Chevrolet Caprice Classic Estate 1976-1981 Chevrolet Caprice Classic Landau 1993-1994 Chevrolet Caprice Classic LS 1987-1990 Chevrolet Caprice Classic LS Brougham 1991-1993 Chevrolet Caprice Classic LTZ 1975-1976,1979-1980 Chevrolet Caprice Classic Sport 1973-1974 Chevrolet Caprice Estate 1975 Chevrolet Caprice Estate Wagon 1973 Chevrolet Chevelle Deluxe 1973 Chevrolet Chevelle Laguna 1973 Chevrolet Chevelle Laguna Estate 1973-1977 Chevrolet Chevelle Malibu 1974-1977 Chevrolet Chevelle Malibu Classic 1974-1976 Chevrolet Chevelle Malibu Classic Estate 1973 Chevrolet Chevelle Malibu Estate 1973 Chevrolet Chevelle SS 1971-1976 Chevrolet El Camino Base 1975-1976 Chevrolet El Camino Classic 1971-1974 Chevrolet El Camino Custom 1971-1976 Chevrolet El Camino SS 1983 Chevrolet G10 Base 1979-1989 Chevrolet G10 Beauville 1981-1984,1986-1987 Chevrolet G10 Bonaventure 1979-1989 Chevrolet G10 Chevy Van 1979-1989 Chevrolet G10 Sportvan 1975-1989 Chevrolet G20 Beauville 1983-1984 Chevrolet G20 Bonaventure 1975-1989 Chevrolet G20 Chevy Van 1978-1981 Chevrolet G20 Nomad 1975-1989 Chevrolet G20 Sportvan 1971-1985 Chevrolet Impala Base 1975-1977 Chevrolet Impala Custom 1976 Chevrolet Impala Custom Landau 1981-1982 Chevrolet Impala Estate 1977-1979 Chevrolet Impala Landau 1976 Chevrolet Impala S 1975-1976,1979-1980 Chevrolet Impala Sport 1977-1981 Chevrolet K10 Cheyenne 1981-1986 Chevrolet K10 Custom 1977-1980 Chevrolet K10 Custom Deluxe 1981 Chevrolet K10 Deluxe 1977-1986 Chevrolet K10 Scottsdale 1977-1986 Chevrolet K10 Silverado 1981-1986 Chevrolet K10 Suburban Custom 1977-1980 Chevrolet K10 Suburban Custom Deluxe 1981 Chevrolet K10 Suburban Deluxe 1977-1980,1982,1984-1986 Chevrolet K10 Suburban Scottsdale 1977,1979-1980,1982-1983,1985-1986 Chevrolet K10 Suburban Silverado 1988 Chevrolet K1500 Cheyenne 1988 Chevrolet K1500 Scottsdale 1988 Chevrolet K1500 Silverado 1977-1981 Chevrolet K20 Cheyenne 1981-1986 Chevrolet K20 Custom 1977-1980 Chevrolet K20 Custom Deluxe 1981 Chevrolet K20 Deluxe 1977-1986 Chevrolet K20 Scottsdale 1977-1983,1985-1986 Chevrolet K20 Silverado 1981-1986 Chevrolet K20 Suburban Custom 1977-1980 Chevrolet K20 Suburban Custom Deluxe 1981 Chevrolet K20 Suburban Deluxe 1977-1980,1982,1984-1986 Chevrolet K20 Suburban Scottsdale 1977,1979-1980,1982-1983,1985-1986 Chevrolet K20 Suburban Silverado 1977-1980 Chevrolet K5 Blazer Cheyenne 1981-1986 Chevrolet K5 Blazer Custom 1977-1980 Chevrolet K5 Blazer Custom Deluxe 1981 Chevrolet K5 Blazer Deluxe 1984 Chevrolet K5 Blazer Scottsdale 1978,1980-1986 Chevrolet K5 Blazer Silverado 1978-1981 Chevrolet Malibu Base 1978-1983 Chevrolet Malibu Classic 1978-1980 Chevrolet Malibu Classic Estate 1978-1981 Chevrolet Malibu Classic Landau 1979-1980 Chevrolet Malibu Classic Sport 1979-1980 Chevrolet Malibu Estate 1979 Chevrolet Malibu Landau 1979 Chevrolet Malibu Police 1979-1980 Chevrolet Malibu Sport 1973-1974 Chevrolet Monte Carlo Base 1973-1974,1976,1978 Chevrolet Monte Carlo Landau 1973,1975-1977 Chevrolet Monte Carlo S 1978 Chevrolet Monte Carlo Sport 1970-1979 Chevrolet Nova Base 1976-1977 Chevrolet Nova Concours 1973-1975,1978-1979 Chevrolet Nova Custom 1975 Chevrolet Nova LN 1975-1978 Chevrolet Nova Police 1977-1979 Chevrolet Nova Rally 1976 Chevrolet Nova SS 1987 Chevrolet R10 Custom Deluxe 1987 Chevrolet R10 Scottsdale 1987 Chevrolet R10 Silverado 1987 Chevrolet R10 Suburban Custom Deluxe 1987-1988 Chevrolet R10 Suburban Scottsdale 1987-1988 Chevrolet R10 Suburban Silverado 1989-1991 Chevrolet R1500 Suburban Scottsdale 1989-1991 Chevrolet R1500 Suburban Silverado 1987 Chevrolet V10 Custom Deluxe 1987 Chevrolet V10 Scottsdale 1987 Chevrolet V10 Silverado 1987 Chevrolet V10 Suburban Custom Deluxe 1987-1988 Chevrolet V10 Suburban Scottsdale 1987-1988 Chevrolet V10 Suburban Silverado 1989-1991 Chevrolet V1500 Suburban Scottsdale 1989-1991 Chevrolet V1500 Suburban Silverado 1987 Chevrolet V20 Custom Deluxe 1987 Chevrolet V20 Scottsdale 1987 Chevrolet V20 Silverado 1987 Chevrolet V20 Suburban Custom Deluxe 1987-1988 Chevrolet V20 Suburban Scottsdale 1987-1988 Chevrolet V20 Suburban Silverado 1989-1990 Chevrolet V2500 Suburban Scottsdale 1989-1990 Chevrolet V2500 Suburban Silverado 1979-1986 GMC C1500 Base 1979-1980 GMC C1500 Heavy Half 1979-1986 GMC C1500 High Sierra 1988-1990 GMC C1500 Sierra 1979-1986 GMC C1500 Sierra Classic 1979-1982 GMC C1500 Sierra Grande 1988-1990 GMC C1500 Sierra SLE 1988-1990 GMC C1500 Sierra SLX 1979-1982 GMC C1500 Street Coupe 1979-1986 GMC C1500 Suburban Base 1979-1986 GMC C1500 Suburban High Sierra 1979-1986 GMC C1500 Suburban Sierra Classic 1979-1982 GMC C1500 Suburban Sierra Grande 1979-1988 GMC G1500 Rally 1983-1984 GMC G1500 Rally Custom 1979-1988 GMC G1500 Rally STX 1979-1988 GMC G1500 Vandura 1978 GMC G25 Rally 1978 GMC G25 Rally STX 1978 GMC G25 Vandura 1979-1988 GMC G2500 Rally ## Details - **Price:** 513.86 CAD - **Vendor:** Yukon Gear & Axle - **Type:** Ring & Pinions ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 513.86 CAD | In stock | --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/yukon-gear-positraction-internals-for-8-5in-gm-w-28-spline-axles) > Updated: 2026-06-28