O-Ring Elring Klinger N90666003

The Elring Klinger O-Ring N90666003 (manufacturer part number 687.100) is a precision-engineered OE supplier component designed for select Audi and Porsche automatic transmission cooling systems. This O-Ring, measuring 11.5 x 3 mm, is specified for the auto trans oil cooler hose on designated models. Rely on Elring Klinger for exact fit and durable sealing performance, supporting proper system integrity across numerous Audi A4, A5, A6 (including Quattro and allroad), Q7, A7 Quattro, Porsche Cayenne, and Macan variants, as listed in the verified catalog fitment summary.

Product features:

• OE supplier quality for reliable sealing
• Manufacturer: Elring Klinger
• Manufacturer Part Number: 687.100
• Verified for select Audi (A4, A5, A6, Q7, A7) and Porsche (Cayenne, Macan) vehicles with specific engine and submodel configurations
• Application: Auto Trans Oil Cooler Hose O-Ring (11.5 x 3 mm)

Always confirm part compatibility with your specific vehicle details and referenced fitment summary. This component is not for universal use and fits only catalog-confirmed applications.