Manufacturer Part Number: 0BP525015H. REAR DIFF VRA GRADE B2 0BP525015H. MK1 AUDI Q7 REAR Differential Assembly. A0421: Mk1 (4L). Vehicle/Model: AUDI Q7 S Line Tdi Quattro A. Manufactured Year: 2011. However, it may not fit your car due to the many differences with specification and changes on model years.
