Elring O-Ring for Porsche Cayenne/Macan (2004–2024)

This Elring o-ring is a direct-fit replacement for Porsche Cayenne/Macan applications listed in the fitment table below. It is designed to maintain proper sealing where leaks, pressure loss, or fluid contamination can create larger service issues.

Elring has been manufacturing engine sealing components for over a century, supplying gaskets, seals, and sealing systems to major vehicle manufacturers including Porsche. Known for German engineering, OEM-level sealing performance, and precision manufacturing, Elring components are built to maintain proper sealing under heat, pressure, and long-term engine operation.

Technical Details

• Manufacturer part number: 647.740
• Type: O-Ring
• Function: Seals a machined groove or port connection
• Application range: 2004–2024
• Primary applications: Porsche Cayenne/Macan

Fitment & Compatibility

Use the fitment table below to confirm year and model details for your exact application.

If you want another set of eyes on fitment before ordering, send us your VIN. PMB Performance has been working with Porsche parts and sealing systems for over 20 years.