Buy 1990 Audi 100 Crossmember. Differential mount. (Rear). 200 Series. 4WD, rear, w/20 valve. A6/S6; w SUSPENSION, Stabilizer - OEM Audi Part # 441505099A (441-505-099-A)

Fits 100, 200, A6, S4, S6, V8

200 Series. 4WD, rear, w/20 valve. A6/S6; w/o Stabilizer Bar. All Models; w/o Stabilizer Bar. V8 Quattro; w/o Stabilizer Bar. W/QUATTRO.