The parts for the sun roof mechanism are rarely cleaned and serviced because of the placement. The sun roof often get stuck and make bad noices. This part may be one of the required parts to make it work properly again. This is a genuine Audi part, not remanufactured.
Fits: Audi Coupe, Coupe quattro & S2 coupe B3/B4 1989-1996. Referance for original Audi parts numbers: 895877155A - 895 877 155 A & 895877156A - 895 877 156 A