Buy OEM Audi Part # 420601025AS (420-601-025-AS). Wheel. 19 inch, 20 spoke, rear, code C6N. Type 3, rear, 11x19, code SQ4. Wheel - Repair or Replace Your wheel may need replacement or

Rim. Wheel, alloy.
A Wheel / Rim of a vehicle, which may or may not come with a tire mounted to it.

Wheel

Fits R8

19 inch, 20 spoke, rear, code C6N. Type 3, rear, 11x19, code SQ4.
Wheel - Repair or Replace
Your wheel may need replacement or repair if you notice a wheel hop in your Audi —in other words, you notice a steering wheel shimmy at highway speeds.