Camshaft timing belt idler roller.

To fit:
924S 2.5 08/1985-07/1986 ** Vehicles which have been updated to the later style water pump with belt guard rail
924S 2.5 08/1986-07/1988
944 2.5 06/1981-07/1986 ** Vehicles which have been updated to the later style water pump with belt guard rail
944 2.5 08/1986-07/1989
944 2.7 08/1988-07/1989
944 S 2.5 08/1986-07/1988
944 S2 3.0 08/1988-07/1991
944 Turbo 2.5 08/1986-07/1991
968 3.0 1992-1995