This listing is for a Rear Differential Carrier that fits 10-12 BMW 535i, 550i, and 550gt (F06 F07 F10) models. The assembly has a gear ratio of 3:31 and is compatible with rear axle placement. The manufacturer part numbers are 7577101 and 33107577101.
The item is from a trusted brand, BMW, and is in good working condition. It was previously used but has been thoroughly inspected and tested for quality assurance. This product is a great replacement part for your BMW and will ensure that your vehicle runs smoothly.