Shop 2010 Audi A5 Suspension Control Arm (Rear, Upper). S6, from VIN 4F8018001. S6; Rear; Right. Arms, Goes, Movement - OEM Audi Part # 4E0407510H (4E0-407-510-H, 4E0407510L)

Cntl arm. Link. Suspension Control Arm.
From Chassis/VIN 4F-8-018 001. From Chassis/VIN 4F-8-122 885. Incl.Ball Joint & Bushings. Sport Suspension. Suspension component that connects and provides pivotal movement of the Steering Knuckle to the vehicle.

Suspension Control Arm

Fits A6, S6

S6, from VIN 4F8018001. S6; Rear; Right.
Suspension Control Arm - Repair or Replace
Control arms often don’t fail on their own, although their associated bushings can break or wear causing a clunk noise when your goes over bumps or changes speed rapidly—whether braking or under hard acceleration. Control arms can also sometimes become bent, causing your vehicle to pull to the left or right.