Description

OEM rear differential assembly removed from a 2017 Audi A4 / S4 / A5 / S5 B9 (8W). A high-quality factory drivetrain component designed for smooth power delivery, reliability, and OEM performance. Ideal for replacing a damaged differential, completing a drivetrain repair, or supporting a custom build. Built to Audi’s strict factory standards for durability and long-term performance. Condition: Used – good overall condition with normal wear consistent with age and mileage. Part Numbers: Audi 0D5525053, Audi 0D5525053A, OEM B9 rear differential assembly. Compatible Replacement Part Numbers: Audi 0D5525053B, Audi 0D5525053C, OEM Audi B9 quattro rear differential variants.