{"product_id":"inmotion-ws2043-differential-pinion-seal-rear-outer","title":"InMotion WS2043 Differential Pinion Seal - Rear Outer","description":"\u003ch2\u003eInMotion WS2043 Differential Pinion Seal\u003c\/h2\u003e\u003cp\u003eThe InMotion WS2043 differential pinion seal is built to maintain a tight barrier at the pinion area, helping keep contaminants out and gear oil in. Made with nitrile and reinforced with SAE 1008 spring material and SAE 1070 seal case material, it is engineered for dependable sealing performance in rear outer differential applications.\u003c\/p\u003e\u003cp\u003eUse this differential pinion seal for service work on a wide range of Chevrolet, GMC, Buick, Cadillac, Pontiac, and Oldsmobile vehicles, including applications such as Chevrolet Blazer, GMC Yukon, and Cadillac Fleetwood. The WS2043 is sized for specific housing bore and shaft diameter requirements, making accurate fitment important during replacement.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNitrile sealing material for oil resistance and consistent sealing performance\u003c\/li\u003e\n\u003cli\u003eSpring material: SAE 1008 for sealing tension at the shaft interface\u003c\/li\u003e\n\u003cli\u003eSeal case material: SAE 1070 for structural support\u003c\/li\u003e\n\u003cli\u003eInside diameter: 1.92 in. (48.9 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.77 in. (70.3 mm)\u003c\/li\u003e\n\u003cli\u003eThickness: 0.5 in. (12.7 mm)\u003c\/li\u003e\n\u003cli\u003eHousing bore: 2.762 in. (70.2 mm)\u003c\/li\u003e\n\u003cli\u003eShaft diameter: 1.94 in. (48.3 mm)\u003c\/li\u003e\n\u003cli\u003eExternal marking: TCM 1942765TB-H\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eInMotion WS2043 is a differential pinion seal designed for rear outer applications where a precise seal is needed to protect internal differential components from moisture, dirt, and road debris. Its nitrile construction supports reliable contact with lubricants, while the spring-loaded sealing design helps maintain pressure at the shaft surface. With exact dimensional specifications, this seal is suited for service on vehicles that require a 2.766-inch outside diameter style seal, including many Chevrolet C1500, GMC K1500, and GMC Jimmy applications.\u003c\/p\u003e\u003cp\u003eThis part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGear oil seepage at the differential pinion area\u003c\/li\u003e\n\u003cli\u003eContamination entering the differential housing\u003c\/li\u003e\n\u003cli\u003eWear caused by degraded or hardened seal material\u003c\/li\u003e\n\u003cli\u003eNoise or driveline issues related to low lubricant level\u003c\/li\u003e\n\u003cli\u003eService failures from incorrect seal size or bore match\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify housing bore, shaft diameter, and outside diameter before installation.\u003c\/li\u003e\n\u003cli\u003eInspect the pinion surface for grooves or wear that could affect sealing.\u003c\/li\u003e\n\u003cli\u003eClean the seal bore and surrounding area thoroughly before pressing in the new seal.\u003c\/li\u003e\n\u003cli\u003eUse proper installation tools to avoid distorting the seal case or sealing lip.\u003c\/li\u003e\n\u003cli\u003eConfirm the axle type and position match the vehicle listing, including rear outer applications with GMC, BOP-type, C-type, and AAM axle configurations where specified.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eBuilt by InMotion with specified nitrile, spring steel, and seal case materials for dimensional accuracy and sealing consistency. Part number WS2043 is identified with external marking TCM 1942765TB-H for reference during service and verification.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1997 Chevrolet Blazer, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet C1500, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet C1500 Suburban, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet Express 1500, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet K1500, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet K1500 Suburban, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet S10, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Chevrolet Tahoe, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC C1500, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC C1500 Suburban, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC Jimmy, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC K1500, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC K1500 Suburban, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC Savana 1500, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC Sonoma, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 GMC Yukon, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1997 Isuzu Hombre, Rear Outer\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Buick Roadmaster, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Cadillac Commercial Chassis, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Cadillac Fleetwood, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1996 Chevrolet Blazer, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet C1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet C1500 Suburban, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet Caprice, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1996 Chevrolet Express 1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet Impala, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet K1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet K1500 Suburban, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet S10, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 Chevrolet Tahoe, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 GMC C1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 GMC C1500 Suburban, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1996 GMC Jimmy, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 GMC K1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 GMC K1500 Suburban, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1996 GMC Savana 1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 GMC Sonoma, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995-1996 GMC Yukon, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995 Chevrolet G10, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995 Chevrolet G20, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995 GMC G1500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1995 GMC G2500, Rear Outer, with AAM Axle\u003c\/li\u003e\n\u003cli\u003eFits 1991-1994 Buick Roadmaster, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1994 Cadillac Commercial Chassis, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1993-1994 Cadillac Fleetwood, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1986 Cadillac Fleetwood, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1994 Chevrolet Blazer, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1988-1994 Chevrolet C1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1992-1994 Chevrolet C1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1994 Chevrolet Caprice, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1991-1994 Chevrolet Commercial Chassis, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1994 Chevrolet G10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1994 Chevrolet G20, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1994 Chevrolet Impala, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1985 Chevrolet Impala, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1988-1994 Chevrolet K1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1992-1994 Chevrolet K1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1994 Chevrolet S10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1988-1994 GMC C1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC C1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1992-1994 GMC C1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC C1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1994 GMC G1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1994 GMC G2500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1988-1994 GMC K1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC K1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1992-1994 GMC K1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC K1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1994 GMC Sonoma, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1992-1994 GMC Yukon, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1992 Cadillac Brougham, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1992 Oldsmobile Custom Cruiser, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1989-1991 Chevrolet R1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1989-1991 Chevrolet V1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1991 GMC Jimmy, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1991 GMC R1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1991 GMC V1500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1971-1990 Buick LeSabre, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1989 Pontiac Safari, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1985-1988 Chevrolet Monte Carlo, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Chevrolet Monte Carlo, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1988 Chevrolet R10 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987-1988 Chevrolet V10 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1985-1987 Buick Regal, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Buick Regal, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1987 Chevrolet El Camino, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987 Chevrolet R10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987 Chevrolet V10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987 GMC R1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987 GMC V1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1985-1987 Oldsmobile Cutlass, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Oldsmobile Cutlass, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1985-1987 Oldsmobile Cutlass Salon, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1975-1977 Oldsmobile Cutlass Salon, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1984-1987 Oldsmobile Cutlass Supreme, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Oldsmobile Cutlass Supreme, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1987 Pontiac Grand Prix, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Pontiac Grand Prix, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1986 Chevrolet C10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1986 Chevrolet C10 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1986 Chevrolet K10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1986 Chevrolet K10 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1986 Chevrolet K5 Blazer, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC C2500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC K2500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1986 GMC K2500 Suburban, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1986 Pontiac Bonneville, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1986 Pontiac Parisienne, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1974 Pontiac Parisienne, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1985 Oldsmobile Delta 88, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1984 Cadillac DeVille, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1984 Oldsmobile 98, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1984 Oldsmobile Cutlass Calais, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1981 Chevrolet Bel Air, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1975 Chevrolet Bel Air, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1981 Chevrolet Camaro, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1981 Pontiac Firebird, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1980 Chevrolet P10, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1979-1980 GMC P1500, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1980 Pontiac Catalina, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1978-1980 Pontiac Grand Am, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1975 Pontiac Grand Am, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1980 Pontiac Laurentian, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1974 Pontiac Laurentian, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1975-1979 Buick Skylark, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1979 Cadillac Seville, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1979 Chevrolet Nova, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1979 Oldsmobile Omega, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1979 Pontiac Phoenix, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1975-1978 Buick Riviera, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1976-1978 GMC G15, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1977-1978 GMC G25, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Buick Century, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1975-1977 Pontiac Grand LeMans, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1973-1977 Pontiac LeMans, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1970-1976 Cadillac Commercial Chassis, Rear Outer, with C-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1970-1976 Cadillac DeVille, Rear Outer, with C-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1970-1976 Cadillac Fleetwood, Rear Outer, with C-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1975 Chevrolet Malibu, Rear Outer, with GMC Axle\u003c\/li\u003e\n\u003cli\u003eFits 1965-1971 Pontiac Grand Prix, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1964-1971 Pontiac GTO, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1965-1970 Buick Riviera, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1968-1970 Oldsmobile Cutlass, Rear Outer, O-Ring Type\u003c\/li\u003e\n\u003cli\u003eFits 1968-1970 Oldsmobile Cutlass Supreme, Rear Outer, O-Ring Type\u003c\/li\u003e\n\u003cli\u003eFits 1964-1970 Pontiac Tempest, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1967-1969 Pontiac Firebird, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1964-1967 Oldsmobile Cutlass, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003cli\u003eFits 1967 Oldsmobile Cutlass Supreme, Rear Outer, with BOP-Type Axle\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"InMotion","offers":[{"title":"Default Title","offer_id":52406877388981,"sku":"HKKS-WS2043","price":7.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WJ_WS2043_Fro.jpg?v=1777773351","url":"https:\/\/www.partcatalog.com\/products\/inmotion-ws2043-differential-pinion-seal-rear-outer","provider":"PartCatalog","version":"1.0","type":"link"}