This front left Bilstein Motorsports strut is a direct-fit replacement for Porsche 911/930 applications listed in the fitment table below. With over 60 Years of OEM Experience and more than 50 Years of Racing History, Bilstein Shock Absorbers Lead the Way in Performance and Durability.It uses a gas-pressure design with application-specific valving and is intended as a race-oriented damper built for competition setups and specific valving requirements. Technical Details Manufacturer part number: 35-610175 Series: Motorsports Mounting position: Front Left Notes: Motorsports strut with RSR valving; spindle repositioned (19 mm). Chassis coverage: Porsche 911/930 (1972–1989) Fitment & Compatibility Use the fitment table below to confirm year/submodel and to catch option notes (PASM/electronic damping, sport suspension, AWD vs. RWD, etc.). If you’re on the fence about left vs. right, send us your VIN and we’ll point you the right way. We’ve been doing Porsche suspension and chassis work for over 20 years, and we still treat fitment questions like they matter—because they do. Year Make Model Submodel Notes 1972 Porsche 911 1973 Porsche 911 1974 Porsche 911 1975 Porsche 911 1978 Porsche 911 1979 Porsche 911 1980 Porsche 911 1981 Porsche 911 1982 Porsche 911 1983 Porsche 911 1984 Porsche 911 1985 Porsche 911 1986 Porsche 911 1987 Porsche 911 1988 Porsche 911 1989 Porsche 911 Carrera 1976 Porsche 911 S 1977 Porsche 911 S 1989 Porsche 911 Speedster 1978 Porsche 930 1979 Porsche 930