OE Aftermarket ST Synchro Ring - Use with asymmetrical coupling teeth only.; 1977 Porsche 911 S; 1978-1983 Porsche 911 SC; 1984-1986 Porsche 911 Carrera

Goetze ST Synchro Ring; 1978-1984 Porsche 928

OE Aftermarket ST Synchro Ring; 1987-1988 Porsche 911 Carrera; 1989 Porsche 911 Carrera 4; 1989 Porsche 911 Carrera; 1989 Porsche 911 Speedster, Ch:964; 1990-1992 Porsche 911; 1993 Porsche 911 Carrera 2; 1993 Porsche 911 Carrera 4 Turbo Look; ...

OE Aftermarket ST Synchro Ring; 1976-1977 Porsche 911 Turbo Carrera; 1981-1985 Porsche 911, H6 3.3L Turbo; 1986-1989 Porsche 911 Turbo Carrera; 1978-1979 Porsche 930 Turbo

OE Aftermarket ST Synchro Ring; 1987-1988 Porsche 911 Carrera; 1989 Porsche 911 Carrera 4; 1989 Porsche 911 Carrera; 1989 Porsche 911 Speedster, Ch:964; 1990-1992 Porsche 911; 1993 Porsche 911 Carrera 2; 1993 Porsche 911 Carrera 4 Turbo Look; ...

OES Genuine ST Synchro Ring; 1981-1982 Porsche 924 Turbo; 1987-1988 Porsche 924 S; 1983-1985 Porsche 944; 1985-1986 Porsche 944; 1987-1988 Porsche 944, L4 2.5L; 1989-1990 Porsche 944; 1991 Porsche 944 S2

OE Aftermarket ST Synchro Ring