Elring 021.970 Wheel Hub Gasket

Wheel Hub Gasket for Audi Rear Applications

Elring 021.970 is a wheel hub gasket built for select Audi rear axle applications and related driveline sealing needs. It uses NBR (nitrile butadiene rubber) with a dust lip to help maintain a clean sealing surface around the hub area. This part number 021.970 is specified for multiple Audi A4, A4 Quattro, Cabriolet, A6, 80, 80 Quattro, 90, 100, and 200 applications where the listed dimensions and seal design match.

Key Features

• NBR (nitrile butadiene rubber) construction for sealing performance in driveline service
• Inside diameter: 40.0 mm
• Outer diameter: 52 mm
• Thickness: 12.7 mm
• Dust cover with dust lip for added protection at the sealing edge
• Radial shaft seal design: A/BS
• Swirl type: WD
• Elring part number 021.970 for direct catalog matching

Detailed Description

Elring 021.970 is a wheel hub gasket used in driveline and axle sealing applications where the hub area needs a precise fit and stable sealing contact. The NBR rubber material is selected for its sealing characteristics in automotive service, while the dust lip helps reduce contamination at the seal interface. For Audi rear axle service, this gasket is listed for 2001 Audi A4 rear, 1997-2000 Audi A4 Quattro rear, and 1995 Audi 90 rear, along with additional Audi fitments across 1988-2000 model years. This part cross-references 8D0 501 641 A and 01019205B for the same application. Use part number 021.970 when matching dimensions, seal style, and vehicle fitment.

Common Issues This Part Addresses

• Oil or grease seepage at the wheel hub sealing area
• Contamination entering the hub seal interface
• Wear-related sealing loss on rear axle service points
• Incorrect seal dimensions during Audi hub or axle repair
• Noise or service issues caused by a compromised hub gasket

Installation Notes and Tips

Verify the inside diameter, outer diameter, thickness, and seal design before installation. Confirm the vehicle’s axle version and VIN notes where listed, especially on Audi A4 and Audi A4 Quattro rear applications. Clean the sealing surfaces thoroughly and inspect the hub area for wear, scoring, or contamination before installing Elring 021.970. Match the part number 021.970 to the original seal specification rather than relying on model name alone.

Quality Assurance

Elring is a recognized OE-focused sealing brand, and this wheel hub gasket is built to meet the dimensional and material requirements called out in the catalog data for Audi driveline service.

Compatible Vehicles

• Fits 2001 Audi A4, rear, VIN from: 8D-V-152 677 | VIN to: 8D-V-152 676 | Axle Version: 8D0 501 117 C
• Fits 1996-2000 Audi A4, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1997-2000 Audi A4 Quattro, rear, VIN from: 8D-V-152 677 | VIN to: 8D-V-152 676 | Axle Version: 8D0 501 117 C
• Fits 1994-1998 Audi Cabriolet, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1995-1997 Audi A6, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1995 Audi 90, rear
• Fits 1989-1994 Audi 100, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1993-1994 Audi 90, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1991 Audi 90, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1988-1992 Audi 80, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1988-1992 Audi 80 Quattro, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1989-1991 Audi 200, N/A, Inner Diameter: 40mm; Outer Diameter: 52mm; Dust Cover: with dust lip; Swirl Type: Alternating Twist
• Fits 1988-1990 Audi 90, N/A