SF Racing Track Coilovers for 2009-2016 Buick Regal Quest Chassis XJ40 Damper Model Track

Chassis XJ40 Damper Model Track Series Damping Adjustability 1-Way: Rebound and Compression Damper Size - Front 46mm diameter Damper Size - Rear 50mm diameter Spring Rates - Front 18 kg/mm Spring Rates - Rear 12 kg/mm Top Mounts - Front Not Applicable Top Mounts - Rear Not Applicable Suspension Design - Front Divorced (Separate shock and spring) Suspension Design - Rear True Coilover Fitment Notes 6 Pieces Total

Part Number SF-MB08-05-TR Vehicle 2003-2009 Mercedes-Benz E-Class Drivetrain RWD Chassis W211 Damper Model Track Series Damping Adjustability 1-Way: Rebound and Compression Damper Size - Front 50mm diameter Damper Size - Rear 46mm/50mm diameter Spring Rates - Front 12 kg/mm Spring Rates - Rear 14

Chassis GD1/GD2/GD3/GD4 Damper Model Sport Series Damping Adjustability 1-Way: Rebound and Compression Damper Size - Front 52mm diameter Damper Size - Rear 46mm diameter Spring Rates - Front 6 kg/mm Spring Rates - Rear 5 kg/mm Top Mounts - Front Standard: Not Applicable

Part Number SF-TO33-02-TR Vehicle 1989-1995 Toyota Starlet Drivetrain

Part Number SF-BU09-05-SP Vehicle 2017+ Buick GL8 MK3 (SGM258) Drivetrain

SF Racing Track Coilovers for 2009-2016 Buick Regal Quest Chassis XJ40 Damper Model TrackSF Racing Track Coilovers for the 1997 2004 Buick Regal 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 without compromising spring