# Eaton GM 10.50in Rear Master Install Kit Eaton master installation kits make upgrading your differential easier by providing all the components needed to properly install your Eaton differential or replace your ring and pinion, in one box. Premium bearings and components ensure long life and quiet operation. - Includes all necessary components to complete installation - Reference Eatons application guide to confirm part fitment - For Eaton: 225S10; 915A545; 915A547; 19689-010; 19610-010 - Fits 1990 And Older Applications - Eaton only uses premium bearings - Rear This Part Fits: Year Make Model Submodel 1985-1990 Chevrolet Astro Base 1985-1990 Chevrolet Astro CL 1985-1990 Chevrolet Astro CS 1987-1990 Chevrolet Astro LT 1973-1974 Chevrolet C20 Suburban Base 1981-1986 Chevrolet C20 Suburban Custom 1975-1980 Chevrolet C20 Suburban Custom Deluxe 1981 Chevrolet C20 Suburban Deluxe 1975-1980,1982,1984-1986 Chevrolet C20 Suburban Scottsdale 1975-1977,1979-1980,1982-1986 Chevrolet C20 Suburban Silverado 1988-1990 Chevrolet C3500 Cheyenne 1988-1990 Chevrolet C3500 Scottsdale 1988-1990 Chevrolet C3500 Silverado 1983 Chevrolet G10 Base 1975-1990 Chevrolet G10 Beauville 1981-1984,1986-1987 Chevrolet G10 Bonaventure 1975-1990 Chevrolet G10 Chevy Van 1975-1990 Chevrolet G10 Sportvan 1972-1974 Chevrolet G10 Van Base 1972-1974 Chevrolet G10 Van Sportvan 1975-1990 Chevrolet G20 Beauville 1983-1984 Chevrolet G20 Bonaventure 1975-1990 Chevrolet G20 Chevy Van 1978-1981 Chevrolet G20 Nomad 1975-1990 Chevrolet G20 Sportvan 1972-1974 Chevrolet G20 Van Base 1972-1974 Chevrolet G20 Van Sportvan 1975-1990 Chevrolet G30 Beauville 1983-1984 Chevrolet G30 Bonaventure 1975-1990 Chevrolet G30 Chevy Van 1975-1990 Chevrolet G30 Hi-Cube 1975-1990 Chevrolet G30 Sportvan 1972-1974 Chevrolet G30 Van Base 1972-1974 Chevrolet G30 Van Sportvan 1988-1990 Chevrolet K3500 Cheyenne 1988-1990 Chevrolet K3500 Scottsdale 1988-1990 Chevrolet K3500 Silverado 1990 Chevrolet Lumina APV Base 1990 Chevrolet Lumina APV CL 1975-1978 GMC G15 Rally 1975-1978 GMC G15 Rally STX 1975-1978 GMC G15 Vandura 1972-1974 GMC G15/G1500 Van Rally 1972-1974 GMC G15/G1500 Van Vandura 1979-1990 GMC G1500 Rally 1983-1984 GMC G1500 Rally Custom 1979-1990 GMC G1500 Rally STX 1979-1990 GMC G1500 Vandura 1975-1978 GMC G25 Rally 1975-1978 GMC G25 Rally STX 1975-1978 GMC G25 Vandura 1972 GMC G25/G2500 Van Base 1972-1974 GMC G25/G2500 Van Rally 1972-1974 GMC G25/G2500 Van Vandura 1979-1990 GMC G2500 Rally 1983-1984 GMC G2500 Rally Custom 1979-1990 GMC G2500 Rally STX 1979-1990 GMC G2500 Vandura 1975-1978 GMC G35 Magnavan 1975-1978 GMC G35 Rally 1975-1978 GMC G35 Rally Camper Special 1975-1978 GMC G35 Rally STX 1975-1978 GMC G35 Vandura 1975-1978 GMC G35 Vandura Special 1974 GMC G35/G3500 Van Base 1972-1974 GMC G35/G3500 Van Rally 1972-1974 GMC G35/G3500 Van Vandura 1979-1990 GMC G3500 Magnavan 1979-1990 GMC G3500 Rally 1979-1990 GMC G3500 Rally Camper Special 1981-1988 GMC G3500 Rally Custom 1979-1990 GMC G3500 Rally STX 1979-1990 GMC G3500 Vandura 1979-1990 GMC G3500 Vandura Special 1988-1990 GMC K2500 Sierra 1988-1990 GMC K2500 Sierra SLE 1988-1990 GMC K2500 Sierra SLX 1974 GMC P35/P3500 Van Motorhome 1987-1990 GMC R3500 Base 1987-1989 GMC R3500 High Sierra 1987-1989 GMC R3500 Sierra Classic 1990 GMC R3500 SLE 1985-1990 GMC Safari Base 1985-1987 GMC Safari SL 1985-1990 GMC Safari SLE 1987-1990 GMC Safari SLT 1985-1990 GMC Safari SLX 1973-1974 GMC Transmode Base 1987-1990 GMC V3500 Base 1987-1989 GMC V3500 High Sierra 1987-1989 GMC V3500 Sierra Classic 1990 GMC V3500 SLE ## Details - **Price:** 302.85 CAD - **Vendor:** Eaton - **Type:** Differential Install Kits ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 302.85 CAD | In stock | ## Images - Photo - Primary --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/eaton-gm-10-50in-rear-master-install-kit) > Updated: 2026-06-27