The plastic retaining washer can get brittle and break. This is a original part, not remanufactured. It does fit various places on the vehicles in the list below. Price is for one washer.
Fits: Audi coupe, S2 coupe, coupe quattro, cabriolet, avant or sedan, RS2, 80, 90 B3 / B4, A4, A4 quattro, S4 and RS4 B5 / B6 / sedan and avant, Allroad / A6 / S6 / RS 6 C5, C6, A3 / S3 8L, A8 S8 D2 D3, TT / TTS coupe, roadster 8N, 100 / 100 quattro / S4 / S6 / S6 Plus C4, R8 type 42. 1989-2009. Referance for original Audi parts numbers: 4A0805137A - 4A0 805 137 A