Elring 783.250 Differential Cover Gasket

Elring Differential Cover Gasket for Audi and Porsche

Elring part number 783.250 is a differential cover gasket seal made from NBR (nitrile butadiene rubber) in an O-ring shape. With a 171.0 mm inside diameter and 3.53 mm thickness, it is built for differential sealing applications where a precise rubber seal is required.

Compatible with select Audi and Porsche driveline applications, including Audi 100, Audi 200, Audi 200 Quattro, Audi 4000 Quattro, Audi 5000 Quattro, Audi Quattro, Audi V8 Quattro, Porsche 924, Porsche 944, and Porsche 911. This part cross-references 113 301 185 A for the same application.

Key Features

• Elring differential cover gasket, part number 783.250
• NBR (nitrile butadiene rubber) construction for sealing performance
• O-ring shape for differential cover sealing applications
• 171.0 mm inside diameter
• 3.53 mm thickness for a precise seal profile
• Compatible with select Audi and Porsche driveline applications

Detailed Description

Elring 783.250 is a differential cover gasket seal engineered for driveline and axle sealing service. The NBR material offers the rubber sealing characteristics commonly required in differential applications, while the O-ring profile and measured dimensions help support a proper fit at the cover interface. This part is a practical choice for Audi and Porsche vehicles that use this seal style, including Audi 100, Audi 200, Audi Quattro, and Porsche 944 and 911 applications.

Use Elring 783.250 when servicing a leaking or disturbed differential cover seal on compatible vehicles. The part number 783.250 is also a useful reference when matching OE-style replacement seals for older Audi and Porsche driveline assemblies.

What It Helps Address

• Differential oil seepage at the cover sealing surface
• Fluid loss from a worn or flattened O-ring seal
• Leakage after differential cover service
• Sealing issues caused by age, heat, or rubber deterioration
• Improper sealing from a damaged or mismatched cover gasket seal

Installation Notes and Tips

Clean the differential cover and housing sealing surfaces before installation. Verify the seal dimensions, including the 171.0 mm inside diameter and 3.53 mm thickness, against the original part before assembly. Inspect the cover and mating surfaces for nicks, corrosion, or distortion that could affect sealing. For best results, install on the correct Audi or Porsche application listed for this part number.

Quality Assurance

Elring is a recognized sealing-system brand in automotive service parts, and 783.250 is specified with clear material and dimensional data to support accurate replacement selection. Confirm vehicle application by part number and fitment before installation.