SKF 21771 Wheel Seal - Front

Name: SKF 21771 Wheel Seal - Front
Brand: SKF
SKU: BCNB-21771
Price: 10.87 USD
Availability: InStock

Front

234 vehicles fit this part

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OE Direct Replacement — Bolt-on fit, no modifications needed

Fitment: Chevrolet and GMC, C2500, C3500, G20, G30, R2500 Suburban, R3500, G2500, G3500, P30, P3500, P20, R2500, P2500, R20, R20 Suburban, R30, C20, C20 Suburban, C30, C2500 Suburban, C25, C25 Suburban, C35, G35, P25, P35, C20 Pickup, C30 Pickup, G30 Van, P20 Van, P30 Van, C25/C2500 Pickup, C25/C2500 Suburban, C35/C3500 Pickup, P25/P2500 Van, P35/P3500 Van, G25/G2500 Van, C10 Pickup, C10 Suburban, C15/C1500 Pickup, C15/C1500 Suburban, P15/P1500 Van, P20 Series, P30 Series, and 2500 Series

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Reliable Wheel Seal for Chevrolet and GMC Driveline Systems

The SKF 21771 wheel seal is engineered to provide dependable sealing performance for a range of Chevrolet and GMC trucks and SUVs. Designed with precision dimensions and a nitrile sealing surface, this wheel seal ensures effective protection against contaminants and fluid leaks in driveline and axle assemblies.

Width: 0.500 inches for optimal fit and sealing
Outside Diameter: 3.005 inches to match OEM specifications
Shaft Diameter: 2.188 inches for precise shaft compatibility
Sealing Surface Type: Durable nitrile material for resistance to oil and wear
Compatible with multiple Chevrolet and GMC models including C10 Suburban, C20, C2500, and R2500 series

Technical Details and Material Specifications

The SKF 21771 wheel seal features a nitrile sealing surface, known for its excellent resistance to petroleum-based fluids and abrasion. The 0.500-inch width and 3.005-inch outside diameter are designed to fit securely within the axle housing, while the 2.188-inch shaft diameter ensures a tight seal around the rotating shaft. This precise fit helps maintain driveline integrity by preventing dirt, water, and other contaminants from entering the axle assembly.

Compatible Chevrolet and GMC Models

This wheel seal is compatible with a variety of Chevrolet and GMC vehicles, including the Chevrolet C10 Suburban, C20, C20 Suburban, C30, C2500, C2500 Suburban, C3500, and GMC G20, G30, P20, P30, P2500, P3500, R20, R20 Suburban, R30, R2500, R2500 Suburban, and R3500 models. The SKF 21771 is designed to meet the specific sealing requirements of these trucks and SUVs, ensuring reliable performance in demanding conditions.

Common Applications and Problem Solving

Prevents axle oil leaks that can lead to driveline damage
Protects against contamination from dirt and moisture
Reduces wear on axle shafts by maintaining proper lubrication
Helps maintain proper pressure within the axle housing
Addresses common seal failure issues in older Chevrolet and GMC trucks

Installation Notes and Tips

When installing the SKF 21771 wheel seal, ensure the sealing surface and shaft are clean and free of debris. Use appropriate tools to press the seal evenly into the axle housing without distortion. Verify the seal is seated flush to prevent leaks. Lubricate the sealing surface lightly with compatible grease or oil before installation to reduce initial wear.

Quality Assurance and Warranty

SKF manufactures the 21771 wheel seal to meet stringent quality standards, ensuring durability and consistent performance. While specific warranty details may vary, SKF products typically come with a limited warranty against manufacturing defects. Refer to SKF documentation for complete warranty information.

This part fits 234 vehicles. Search below:

Year	Make	Model	Drive Type	Liters	Cylinders	Fuel Type	Position	Notes
1997	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1996	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1995	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1994	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1993	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1992	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1991	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1991	Chevrolet	C3500	RWD				Front
1991	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1991	Chevrolet	G30					Front
1991	Chevrolet	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1991	Chevrolet	R3500	RWD				Front
1991	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1991	GMC	C3500	RWD				Front
1991	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1991	GMC	G3500					Front
1991	GMC	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1991	GMC	R3500	RWD				Front
1990	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1990	Chevrolet	C3500	RWD				Front
1990	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1990	Chevrolet	G30					Front
1990	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1990	Chevrolet	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1990	Chevrolet	R3500	RWD				Front
1990	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1990	GMC	C3500	RWD				Front
1990	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1990	GMC	G3500					Front
1990	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1990	GMC	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1990	GMC	R3500	RWD				Front
1989	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1989	Chevrolet	C3500	RWD				Front
1989	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1989	Chevrolet	G30					Front
1989	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1989	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1989	Chevrolet	R2500	RWD				Front	w/8600 lb. G.V.W.
1989	Chevrolet	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1989	Chevrolet	R3500	RWD				Front
1989	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1989	GMC	C3500	RWD				Front
1989	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1989	GMC	G3500					Front
1989	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1989	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1989	GMC	R2500	RWD				Front	w/8600 lb. G.V.W.
1989	GMC	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1989	GMC	R3500	RWD				Front
1988	Chevrolet	C2500	RWD				Front	w/8600 lb. G.V.W.
1988	Chevrolet	C3500	RWD				Front
1988	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1988	Chevrolet	G30					Front
1988	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1988	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1988	Chevrolet	R20	RWD				Front	w/8600 lb. G.V.W.
1988	Chevrolet	R20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1988	Chevrolet	R30	RWD				Front
1988	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1988	GMC	C3500	RWD				Front
1988	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1988	GMC	G3500					Front
1988	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1988	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1988	GMC	R2500	RWD				Front	w/8600 lb. G.V.W.
1988	GMC	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1988	GMC	R3500	RWD				Front
1987	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1987	Chevrolet	G30					Front
1987	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1987	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1987	Chevrolet	R20	RWD				Front	w/8600 lb. G.V.W.
1987	Chevrolet	R20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1987	Chevrolet	R30	RWD				Front
1987	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1987	GMC	G3500					Front
1987	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1987	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1987	GMC	R2500	RWD				Front	w/8600 lb. G.V.W.
1987	GMC	R2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1987	GMC	R3500	RWD				Front
1986	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1986	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1986	Chevrolet	C30	RWD				Front
1986	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1986	Chevrolet	G30					Front
1986	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1986	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1986	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1986	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1986	GMC	C3500	RWD				Front
1986	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1986	GMC	G3500					Front
1986	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1986	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1985	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1985	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1985	Chevrolet	C30	RWD				Front
1985	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1985	Chevrolet	G30					Front
1985	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1985	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1985	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1985	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1985	GMC	C3500	RWD				Front
1985	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1985	GMC	G3500					Front
1985	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1985	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1984	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1984	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1984	Chevrolet	C30	RWD				Front
1984	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1984	Chevrolet	G30					Front
1984	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1984	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1984	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1984	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1984	GMC	C3500	RWD				Front
1984	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1984	GMC	G3500					Front
1984	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1984	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1983	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1983	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1983	Chevrolet	C30	RWD				Front
1983	Chevrolet	G20		6.2L	V8	DIESEL	Front	JD5 Brks.
1983	Chevrolet	G30					Front
1983	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1983	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1983	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1983	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1983	GMC	C3500	RWD				Front
1983	GMC	G2500		6.2L	V8	DIESEL	Front	JD5 Brks.
1983	GMC	G3500					Front
1983	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1983	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1982	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1982	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1982	Chevrolet	C30	RWD				Front
1982	Chevrolet	G30					Front
1982	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1982	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1982	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1982	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1982	GMC	C3500	RWD				Front
1982	GMC	G3500					Front
1982	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1982	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1981	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1981	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1981	Chevrolet	C30	RWD				Front
1981	Chevrolet	G30					Front
1981	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1981	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1981	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1981	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1981	GMC	C3500	RWD				Front
1981	GMC	G3500					Front
1981	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1981	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1980	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1980	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1980	Chevrolet	C30	RWD				Front
1980	Chevrolet	G30					Front
1980	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1980	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1980	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1980	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1980	GMC	C3500	RWD				Front
1980	GMC	G3500					Front
1980	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1980	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1979	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1979	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1979	Chevrolet	C30	RWD				Front
1979	Chevrolet	G30					Front
1979	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1979	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1979	GMC	C2500	RWD				Front	w/8600 lb. G.V.W.
1979	GMC	C2500 Suburban	RWD				Front	w/8600 lb. G.V.W.
1979	GMC	C3500	RWD				Front
1979	GMC	G3500					Front
1979	GMC	P2500	RWD				Front	w/8600 lb. G.V.W.
1979	GMC	P3500	RWD				Front	w/o FS3 I-Beam Suspension Option
1978	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1978	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1978	Chevrolet	C30	RWD				Front
1978	Chevrolet	G30					Front
1978	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1978	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1978	GMC	G35					Front
1977	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1977	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1977	Chevrolet	C30	RWD				Front
1977	Chevrolet	G30					Front
1977	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1977	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1977	GMC	G35					Front
1976	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1976	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1976	Chevrolet	C30	RWD				Front
1976	Chevrolet	G30					Front
1976	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1976	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1976	GMC	G35					Front
1975	Chevrolet	C20	RWD				Front	w/8600 lb. G.V.W.
1975	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1975	Chevrolet	C30	RWD				Front
1975	Chevrolet	G30					Front
1975	Chevrolet	P20	RWD				Front	w/8600 lb. G.V.W.
1975	Chevrolet	P30	RWD				Front	w/o FS3 I-Beam Suspension Option
1975	GMC	G35					Front
1974	Chevrolet	C20 Suburban	FWD				Front	w/8600 lb. G.V.W.
1974	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1973	Chevrolet	C20 Suburban	FWD				Front	w/8600 lb. G.V.W.
1973	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1972	Chevrolet	C20 Suburban	FWD				Front	w/8600 lb. G.V.W.
1972	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1972	GMC	G25/G2500 Van					Front	Exc. 110" WB
1971	Chevrolet	C20 Suburban	FWD				Front	w/8600 lb. G.V.W.
1971	Chevrolet	C20 Suburban	RWD				Front	w/8600 lb. G.V.W.
1971	GMC	G25/G2500 Van					Front	Exc. 110" WB
1970	Chevrolet	C10 Suburban	FWD				Front	IFS30 & IFS35 Axle
1970	Chevrolet	C10 Suburban	RWD				Front	IFS30 & IFS35 Axle
1970	Chevrolet	C20 Suburban	FWD				Front
1970	Chevrolet	C20 Suburban	RWD				Front
1969	Chevrolet	C10 Suburban	FWD				Front	IFS30 & IFS35 Axle
1969	Chevrolet	C10 Suburban	RWD				Front	IFS30 & IFS35 Axle
1969	Chevrolet	C20 Suburban	FWD				Front
1969	Chevrolet	C20 Suburban	RWD				Front
1968	Chevrolet	C20 Suburban	FWD				Front
1968	Chevrolet	C20 Suburban	RWD				Front

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.