A6 C6 (04-11) Quattro & Allroad 021971A: Rear diff mount - rear bush SPORT 021971A € 36 Hardheid: 90Sha - Sport - harder View
A6 C6 (04-11) Quattro & Allroad 021971B: Rear diff mount - rear bush 021971B € 35 Hardheid: 80Sha - Standard View