Elring 870.260 Automatic Transmission Seal

Automatic Transmission Seal for Audi and Porsche

Elring 870.260 is an automatic transmission seal built as an ACM (polyacrylate) O-ring with a 233 mm inner diameter, 238 mm outer diameter, and 2.5 mm thickness. It is specified for transmission sealing applications on select Audi A4, A5, A6, A7, Q5, RS5, S4, S5, S6, S7, and Porsche Macan models.

• Brand: Elring
• Part number: 870.260
• Automatic transmission seal / O-ring design
• ACM (polyacrylate) material for transmission sealing use
• Inner diameter: 233 mm
• Outer diameter: 238 mm
• Thickness: 2.5 mm
• Cross-reference part numbers: 0B5 323 525 B, 9A7 323 525 00

Detailed Product Overview

This Elring transmission seal is engineered around precise dimensional control, which is critical in automatic transmission sealing systems. The O-ring shape and ACM material support a secure sealing interface in applications where fluid retention and pressure control are essential. Elring 870.260 is used across multiple Audi and Porsche platforms, including Audi A4 Quattro, A6 Quattro, A7 Quattro, Q5, S4, S5, S6, S7, RS5, A5, A5 Quattro, A6, A4 allroad, and Porsche Macan.

Compatible vehicle coverage includes 2009-2021 Audi and Porsche applications, with fitment varying by model and year. For buyers searching for an Audi A6 Quattro transmission seal, Audi Q5 automatic transmission seal, or Porsche Macan transmission O-ring, this part number 870.260 provides a direct reference point for the listed applications.

Fitment

• Fits 2015-2021 Porsche Macan, N/A
• Fits 2009-2018 Audi A6 Quattro, N/A
• Fits 2012-2018 Audi A7 Quattro, N/A
• Fits 2013-2018 Audi S6, N/A
• Fits 2013-2018 Audi S7, N/A
• Fits 2016-2017 Audi A4 Quattro, N/A
• Fits 2009-2014 Audi A4 Quattro, N/A
• Fits 2016-2017 Audi A7, N/A
• Fits 2017 Audi Q5, N/A
• Fits 2015 Audi Q5, N/A
• Fits 2009-2013 Audi Q5, N/A
• Fits 2010-2017 Audi S5, N/A
• Fits 2014-2016 Audi A5, N/A
• Fits 2010-2016 Audi A5 Quattro, N/A
• Fits 2015-2016 Audi A6, N/A
• Fits 2013-2016 Audi RS5, N/A
• Fits 2011 Audi RS5, N/A
• Fits 2010-2016 Audi S4, N/A
• Fits 2015 Audi A4, N/A
• Fits 2013 Audi A4 allroad, N/A

Common Uses

• Replacing a worn or flattened automatic transmission seal
• Addressing transmission fluid seepage at the sealing surface
• Restoring proper sealing in an O-ring style transmission joint
• Correcting leaks caused by age-related ACM seal hardening
• Supporting service work on Audi and Porsche automatic transmission assemblies

Installation Notes

Verify the seal dimensions, material, and OE cross-reference before installation. Clean the sealing surfaces thoroughly and inspect the mating components for wear, scoring, or contamination that could affect sealing performance. Because this is a precision transmission seal, correct placement and careful handling during installation are important to avoid twisting or pinching the O-ring.

Quality Assurance

Elring is a recognized OE-focused sealing brand, and this part is manufactured to match the listed dimensions and application references for the specified Audi and Porsche vehicles. No warranty information was provided in the product data.