Part Number SF-BM03-03-TR Vehicle 1996-2003 BMW 5 Series Touring Drivetrain RWD Chassis E39 Damper Model Track Series Damping Adjustability 1-Way: Rebound and Compression Damper Size - Front 52mm diameter Damper Size - Rear 46mm diameter Spring Rates - Front 9 kg/mm Spring Rates - Rear 6 kg/mm Top Mounts - Front Standard: Aluminum with Rubber Bushings
Damper Model Track Series Damping Adjustability 1-Way: Rebound and Compression Damper Size - Front 52mm diameter Damper Size - Rear 52mm diameter Spring Rates - Front 8 kg/mm Spring Rates - Rear 4
SF Racing Track Coilovers for the 2005-2012 Porsche Boxster (987) are engineered for enthusiasts who demand precision and control on the track
Part Number SF-AU03-13-SP Vehicle 2008-2015 Audi A4 Drivetrain FWD Chassis B8/8K Damper Model Sport Series Damping Adjustability 1-Way: Rebound and Compression Damper Size - Front 50mm diameter Damper Size - Rear 46mm diameter Spring Rates - Front 10 kg/mm Spring Rates - Rear 8 kg/mm Top Mounts - Front Not Applicable Top Mounts - Rear Not Applicable Suspension Design - Front True Coilover Suspension Design - Rear Divorced (Separate shock and spring) Important Notes -
SF Racing Sport Coilovers for the 1989-1995 Ferrari 348 (F119) are the best coilovers available for street-driven cars
SF Racing Track Coilovers for 2001-2006 Mercedes-Benz S55 AMG RWD (W220) C-Class Part Number SF-BM03-03-TR Vehicle 1996-2003SF Racing Track Coilovers for the 2001 2006 Mercedes Benz S55 AMG RWD (W220) are engineered for enthusiasts who demand precision and control on the track. These coilovers are specifically designed with advanced valving in the struts, delivering superior handling and responsiveness tailored for track racing while still being versatile enough for street use. SF Track Coilovers provide a wide range of ride height adjustability below factory height