ATP SO-38 | Automatic Transmission Speedometer Pinion Seal

Part Number

SO-38

ATP Automatic Transmission Speedometer Pinion Seal

Fits: 69 Buick GS 400, 69-72 Buick Skylark, 69 Buick Special, 69-74 GMC C15/C1500 Pickup, 69-74 GMC C15/C1500 Suburban, 69-74 GMC C25/C2500 Pickup, 69-74 GMC C25/C2500 Suburban, 69-74 GMC C35/C3500 Pickup, 69-74 GMC G15/G1500 Van, 69-74 GMC G25/G2500 Van, 69-74 GMC K15/K1500 Pickup, 69-74 GMC K15/K1500 Suburban, 69-74 GMC K25/K2500 Pickup, 69-74 GMC K25/K2500 Suburban, 69-74 GMC K35/K3500 Pickup, 69-74 GMC P15/P1500 Van, 69-74 GMC P25/P2500 Van, 69-74 GMC P35/P3500 Van, 69-72 Oldsmobile F85, 69-81 Pontiac Firebird, 69-79 Pontiac LeMans, 69-70 Pontiac Tempest, 70-78 Buick LeSabre, 70-97 GMC Jimmy, 70-71 Oldsmobile Cutlass, 70-83 Oldsmobile Delta 88, 70 Pontiac Bonneville, 70 Pontiac Catalina, 83-97 Pontiac Firebird, 75-79 Buick Skylark, 71-74 GMC G35/G3500 Van, 85 Oldsmobile Delta 88, 72-73 Pontiac Catalina, 71-76 Pontiac Ventura, 81-85 Buick LeSabre, 72-73 Oldsmobile 98, 73-75 Buick Apollo, 73 Buick Centurion, 73-79 Buick Century, 73-79 Buick Regal, 73 Oldsmobile Custom Cruiser, 75-78 Oldsmobile Cutlass, 73-79 Oldsmobile Omega, 73-75 Pontiac Grand Am, 81 Buick Century, 81-83 Buick Regal, 77-81 Pontiac Catalina, 85-87 Buick Regal, 75-80 Buick Skyhawk, 75-78 GMC C15, 75-78 GMC C15 Suburban, 75-78 GMC C25, 75-78 GMC C25 Suburban, 75-78 GMC C35, 75-78 GMC G15, 75-78 GMC G25, 75-78 GMC G35, 75-78 GMC K15, 75-78 GMC K15 Suburban, 75-78 GMC K25, 75-78 GMC K25 Suburban, 75-78 GMC P15, 75-78 GMC P25, 75-78 GMC P35, 77-84 Oldsmobile 98, 75-79 Oldsmobile Cutlass Salon, 75-80 Oldsmobile Starfire, 75-77 Pontiac Astre, 78-79 Pontiac Grand Am, 77-83 Oldsmobile Custom Cruiser, 77-86 Pontiac Bonneville, 76-80 Pontiac Sunbird, 77 Buick Electra, 77-78 Buick Riviera, 77-78 GMC K35, 85-92 Oldsmobile Custom Cruiser, 77-79 Pontiac Phoenix, 78-80 GMC Caballero, 80-84 Buick Electra, 79-86 GMC C1500, 79-86 GMC C1500 Suburban, 79-86 GMC C2500, 79-86 GMC C2500 Suburban, 79-86 GMC C3500, 82-83 GMC Caballero, 79-95 GMC G1500, 79-95 GMC G2500, 79-81 GMC G3500, 79-86 GMC K1500, 79-86 GMC K1500 Suburban, 79-86 GMC K2500, 79-86 GMC K2500 Suburban, 79-86 GMC K3500, 79-80 GMC P1500, 79-80 GMC P2500, 79-80 GMC P3500, 85-86 Oldsmobile Cutlass, 86-89 Buick Electra, 80-84 Cadillac DeVille, 80-86 Cadillac Fleetwood, 88-97 GMC C1500, 88-97 GMC C2500, 88-91 GMC C3500, 85-87 GMC Caballero, 83-96 GMC G3500, 88-97 GMC K1500, 88-95 GMC K2500, 88-91 GMC K3500, 85-87 Oldsmobile Cutlass Salon, 81-82 Buick Estate Wagon, 81 Chevrolet Bel Air, 93-97 GMC C3500, 97 GMC K2500, 93-97 GMC K3500, 81-86 Pontiac Parisienne, 82-86 Chevrolet C10, 82-86 Chevrolet C10 Suburban, 82-86 Chevrolet C20, 82-86 Chevrolet C20 Suburban, 82-86 Chevrolet C30, 82-83 Chevrolet Caprice, 82 Chevrolet Corvette, 82-83 Chevrolet El Camino, 82-83 Chevrolet Impala, 82-86 Chevrolet K10, 82-86 Chevrolet K10 Suburban, 82-86 Chevrolet K20, 82-86 Chevrolet K20 Suburban, 82-86 Chevrolet K30, 82-86 Chevrolet K5 Blazer, 82-83 Chevrolet Malibu, 82-83 Chevrolet Monte Carlo, 82-83 Oldsmobile Cutlass Cruiser, 82-83 Oldsmobile Cutlass Supreme, 82-87 Pontiac Grand Prix, 83-97 Chevrolet Camaro, 85-87 Chevrolet Caprice, 84-97 Chevrolet Corvette, 85-87 Chevrolet El Camino, 83-95 Chevrolet G10, 83-95 Chevrolet G20, 85 Chevrolet Impala, 85-87 Chevrolet Monte Carlo, 83-97 Chevrolet S10, 83-94 Chevrolet S10 Blazer, 83-90 GMC S15, 83-91 GMC S15 Jimmy, 85-88 Oldsmobile Cutlass Supreme, 89-96 Chevrolet Caprice, 84-96 Chevrolet G30, 92-97 GMC C1500 Suburban, 92-97 GMC C2500 Suburban, 92-97 GMC K1500 Suburban, 92-97 GMC K2500 Suburban, 84-85 Oldsmobile Cutlass Ciera, 85-97 Chevrolet Astro, 85-97 GMC Safari, 93-96 Cadillac Fleetwood, 87-92 Cadillac Brougham, 87-97 Chevrolet Blazer, 87 Chevrolet R10, 87-88 Chevrolet R10 Suburban, 87-88 Chevrolet R20, 87-88 Chevrolet R20 Suburban, 87-88 Chevrolet R30, 87 Chevrolet V10, 87-88 Chevrolet V10 Suburban, 87 Chevrolet V20, 87-88 Chevrolet V20 Suburban, 87-88 Chevrolet V30, 87 GMC R1500, 87-91 GMC R1500 Suburban, 87-89 GMC R2500, 87-91 GMC R2500 Suburban, 87-91 GMC R3500, 87 GMC V1500, 87-91 GMC V1500 Suburban, 87 GMC V2500, 87-91 GMC V2500 Suburban, 87-91 GMC V3500, 87 Pontiac Safari, 88-97 Chevrolet C1500, 88-97 Chevrolet C2500, 88-90 Chevrolet C3500, 88-97 Chevrolet K1500, 88-95 Chevrolet K2500, 88-89 Chevrolet K3500, 89 Pontiac Safari, 97 Chevrolet K2500, 89-91 Chevrolet R1500 Suburban, 89 Chevrolet R2500, 89-91 Chevrolet R2500 Suburban, 89-91 Chevrolet R3500, 89-91 Chevrolet V1500 Suburban, 89-91 Chevrolet V2500 Suburban, 89-91 Chevrolet V3500, 93-97 Chevrolet C3500, 91-96 Buick Roadmaster, 94-96 Chevrolet Impala, 93-97 Chevrolet K3500, 91-97 GMC Sonoma, 91-94 Oldsmobile Bravada, 92-97 Chevrolet C1500 Suburban, 92-97 Chevrolet C2500 Suburban, 92-97 Chevrolet K1500 Suburban, 92-97 Chevrolet K2500 Suburban, 92-93 GMC Typhoon, 92-97 GMC Yukon, 96-97 Oldsmobile Bravada, 93-97 Chevrolet C3500HD, 93-97 GMC C3500HD, 94-96 Buick Commercial Chassis, 94 Chevrolet Commercial Chassis, 95 Chevrolet LLV, 95-97 Chevrolet Tahoe, 96-97 Chevrolet Express 1500, 96-97 Chevrolet Express 2500, 96 Chevrolet Express 3500, 96-97 GMC Savana 1500, 96-97 GMC Savana 2500, 96 GMC Savana 3500, 96-97 Isuzu Hombre

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Product Information

Description

Ensure the precision and performance of your vehicle’s automatic transmission with the ATP SO-38 Automatic Transmission Speedometer Pinion Seal. Designed to be an exact fit, this pinion seal prevents leaks that can compromise your transmission’s integrity. Ideal for DIY enthusiasts and professional mechanics, this component fits a variety of Buick, Chevrolet, GMC, and other models from various years, underpinning its versatility and essential nature in vehicle maintenance. Symptoms indicating a need for replacement include erratic speedometer readings, fluid leaks around the transmission area, and unusual noises during driving. By installing the ATP SO-38 Pinion Seal, you protect your transmission's efficiency and reliability. Pair this with transmission gaskets and seal kits for an optimal setup. Troubleshooting and installation are straightforward with this high-quality, durable seal that matches OEM specifications. Choose ATP for hassle-free repairs and vehicle enhancements.

Features

Exact fit for hassle-free installation and maintenance
Prevents transmission fluid leaks for sustained performance
Compatible with a wide range of vehicle models
OEM quality to meet or exceed original part standards
Durable construction for long-lasting reliability

Specifications

LineCode:	ATP
Dimensions:	6in x 4in x 0.300in
Weight:	0.1000 lbs
Compatible Brands:	Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac
Interchangeable Part Numbers:	Big A RP44, GM 25501478, NAPA 17449, Pioneer 762004

Interchange

Big A: RP44
General Motors: 25501478
NAPA: 17449
NAPA: 17451
NAPA: 17453
Pioneer Automotive Industries: 762004
Pioneer Automotive Industries: 76200410
PTC: OR81

Fitment

Fits what vehicles: 1969 Buick GS 400, 1969-1972 Buick Skylark, 1969 Buick Special, 1969-1974 GMC C15/C1500 Pickup, 1969-1974 GMC C15/C1500 Suburban, 1969-1974 GMC C25/C2500 Pickup, 1969-1974 GMC C25/C2500 Suburban, 1969-1974 GMC C35/C3500 Pickup, 1969-1974 GMC G15/G1500 Van, 1969-1974 GMC G25/G2500 Van, 1969-1974 GMC K15/K1500 Pickup, 1969-1974 GMC K15/K1500 Suburban, 1969-1974 GMC K25/K2500 Pickup, 1969-1974 GMC K25/K2500 Suburban, 1969-1974 GMC K35/K3500 Pickup, 1969-1974 GMC P15/P1500 Van, 1969-1974 GMC P25/P2500 Van, 1969-1974 GMC P35/P3500 Van, 1969-1972 Oldsmobile F85, 1969-1981 Pontiac Firebird, 1969-1979 Pontiac LeMans, 1969-1970 Pontiac Tempest, 1970-1978 Buick LeSabre, 1970-1997 GMC Jimmy, 1970-1971 Oldsmobile Cutlass, 1970-1983 Oldsmobile Delta 88, 1970 Pontiac Bonneville, 1970 Pontiac Catalina, 1983-1997 Pontiac Firebird, 1975-1979 Buick Skylark, 1971-1974 GMC G35/G3500 Van, 1985 Oldsmobile Delta 88, 1972-1973 Pontiac Catalina, 1971-1976 Pontiac Ventura, 1981-1985 Buick LeSabre, 1972-1973 Oldsmobile 98, 1973-1975 Buick Apollo, 1973 Buick Centurion, 1973-1979 Buick Century, 1973-1979 Buick Regal, 1973 Oldsmobile Custom Cruiser, 1975-1978 Oldsmobile Cutlass, 1973-1979 Oldsmobile Omega, 1973-1975 Pontiac Grand Am, 1981 Buick Century, 1981-1983 Buick Regal, 1977-1981 Pontiac Catalina, 1985-1987 Buick Regal, 1975-1980 Buick Skyhawk, 1975-1978 GMC C15, 1975-1978 GMC C15 Suburban, 1975-1978 GMC C25, 1975-1978 GMC C25 Suburban, 1975-1978 GMC C35, 1975-1978 GMC G15, 1975-1978 GMC G25, 1975-1978 GMC G35, 1975-1978 GMC K15, 1975-1978 GMC K15 Suburban, 1975-1978 GMC K25, 1975-1978 GMC K25 Suburban, 1975-1978 GMC P15, 1975-1978 GMC P25, 1975-1978 GMC P35, 1977-1984 Oldsmobile 98, 1975-1979 Oldsmobile Cutlass Salon, 1975-1980 Oldsmobile Starfire, 1975-1977 Pontiac Astre, 1978-1979 Pontiac Grand Am, 1977-1983 Oldsmobile Custom Cruiser, 1977-1986 Pontiac Bonneville, 1976-1980 Pontiac Sunbird, 1977 Buick Electra, 1977-1978 Buick Riviera, 1977-1978 GMC K35, 1985-1992 Oldsmobile Custom Cruiser, 1977-1979 Pontiac Phoenix, 1978-1980 GMC Caballero, 1980-1984 Buick Electra, 1979-1986 GMC C1500, 1979-1986 GMC C1500 Suburban, 1979-1986 GMC C2500, 1979-1986 GMC C2500 Suburban, 1979-1986 GMC C3500, 1982-1983 GMC Caballero, 1979-1995 GMC G1500, 1979-1995 GMC G2500, 1979-1981 GMC G3500, 1979-1986 GMC K1500, 1979-1986 GMC K1500 Suburban, 1979-1986 GMC K2500, 1979-1986 GMC K2500 Suburban, 1979-1986 GMC K3500, 1979-1980 GMC P1500, 1979-1980 GMC P2500, 1979-1980 GMC P3500, 1985-1986 Oldsmobile Cutlass, 1986-1989 Buick Electra, 1980-1984 Cadillac DeVille, 1980-1986 Cadillac Fleetwood, 1988-1997 GMC C1500, 1988-1997 GMC C2500, 1988-1991 GMC C3500, 1985-1987 GMC Caballero, 1983-1996 GMC G3500, 1988-1997 GMC K1500, 1988-1995 GMC K2500, 1988-1991 GMC K3500, 1985-1987 Oldsmobile Cutlass Salon, 1981-1982 Buick Estate Wagon, 1981 Chevrolet Bel Air, 1993-1997 GMC C3500, 1997 GMC K2500, 1993-1997 GMC K3500, 1981-1986 Pontiac Parisienne, 1982-1986 Chevrolet C10, 1982-1986 Chevrolet C10 Suburban, 1982-1986 Chevrolet C20, 1982-1986 Chevrolet C20 Suburban, 1982-1986 Chevrolet C30, 1982-1983 Chevrolet Caprice, 1982 Chevrolet Corvette, 1982-1983 Chevrolet El Camino, 1982-1983 Chevrolet Impala, 1982-1986 Chevrolet K10, 1982-1986 Chevrolet K10 Suburban, 1982-1986 Chevrolet K20, 1982-1986 Chevrolet K20 Suburban, 1982-1986 Chevrolet K30, 1982-1986 Chevrolet K5 Blazer, 1982-1983 Chevrolet Malibu, 1982-1983 Chevrolet Monte Carlo, 1982-1983 Oldsmobile Cutlass Cruiser, 1982-1983 Oldsmobile Cutlass Supreme, 1982-1987 Pontiac Grand Prix, 1983-1997 Chevrolet Camaro, 1985-1987 Chevrolet Caprice, 1984-1997 Chevrolet Corvette, 1985-1987 Chevrolet El Camino, 1983-1995 Chevrolet G10, 1983-1995 Chevrolet G20, 1985 Chevrolet Impala, 1985-1987 Chevrolet Monte Carlo, 1983-1997 Chevrolet S10, 1983-1994 Chevrolet S10 Blazer, 1983-1990 GMC S15, 1983-1991 GMC S15 Jimmy, 1985-1988 Oldsmobile Cutlass Supreme, 1989-1996 Chevrolet Caprice, 1984-1996 Chevrolet G30, 1992-1997 GMC C1500 Suburban, 1992-1997 GMC C2500 Suburban, 1992-1997 GMC K1500 Suburban, 1992-1997 GMC K2500 Suburban, 1984-1985 Oldsmobile Cutlass Ciera, 1985-1997 Chevrolet Astro, 1985-1997 GMC Safari, 1993-1996 Cadillac Fleetwood, 1987-1992 Cadillac Brougham, 1987-1997 Chevrolet Blazer, 1987 Chevrolet R10, 1987-1988 Chevrolet R10 Suburban, 1987-1988 Chevrolet R20, 1987-1988 Chevrolet R20 Suburban, 1987-1988 Chevrolet R30, 1987 Chevrolet V10, 1987-1988 Chevrolet V10 Suburban, 1987 Chevrolet V20, 1987-1988 Chevrolet V20 Suburban, 1987-1988 Chevrolet V30, 1987 GMC R1500, 1987-1991 GMC R1500 Suburban, 1987-1989 GMC R2500, 1987-1991 GMC R2500 Suburban, 1987-1991 GMC R3500, 1987 GMC V1500, 1987-1991 GMC V1500 Suburban, 1987 GMC V2500, 1987-1991 GMC V2500 Suburban, 1987-1991 GMC V3500, 1987 Pontiac Safari, 1988-1997 Chevrolet C1500, 1988-1997 Chevrolet C2500, 1988-1990 Chevrolet C3500, 1988-1997 Chevrolet K1500, 1988-1995 Chevrolet K2500, 1988-1989 Chevrolet K3500, 1989 Pontiac Safari, 1997 Chevrolet K2500, 1989-1991 Chevrolet R1500 Suburban, 1989 Chevrolet R2500, 1989-1991 Chevrolet R2500 Suburban, 1989-1991 Chevrolet R3500, 1989-1991 Chevrolet V1500 Suburban, 1989-1991 Chevrolet V2500 Suburban, 1989-1991 Chevrolet V3500, 1993-1997 Chevrolet C3500, 1991-1996 Buick Roadmaster, 1994-1996 Chevrolet Impala, 1993-1997 Chevrolet K3500, 1991-1997 GMC Sonoma, 1991-1994 Oldsmobile Bravada, 1992-1997 Chevrolet C1500 Suburban, 1992-1997 Chevrolet C2500 Suburban, 1992-1997 Chevrolet K1500 Suburban, 1992-1997 Chevrolet K2500 Suburban, 1992-1993 GMC Typhoon, 1992-1997 GMC Yukon, 1996-1997 Oldsmobile Bravada, 1993-1997 Chevrolet C3500HD, 1993-1997 GMC C3500HD, 1994-1996 Buick Commercial Chassis, 1994 Chevrolet Commercial Chassis, 1995 Chevrolet LLV, 1995-1997 Chevrolet Tahoe, 1996-1997 Chevrolet Express 1500, 1996-1997 Chevrolet Express 2500, 1996 Chevrolet Express 3500, 1996-1997 GMC Savana 1500, 1996-1997 GMC Savana 2500, 1996 GMC Savana 3500, 1996-1997 Isuzu Hombre

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