Swift SPEC-R Sport Springs - Subaru WRX STI 15-21 hardware Rear Spring Rate: 7 kg/mmARK

Rear Spring Rate: 7 kg/mmARK Performance DT-P monotube coilover systems are fully adjustable with 16 levels of dampening to fit your street or track needs

Air flow has a tendency to become turbulent as it separates from the surface of the car in this region

to prevent rain water from directly entering the engine room

For cars with the FACTORY ALARM

Swift SPEC-R Sport Springs - Subaru WRX STI 15-21 hardware Rear Spring Rate: 7 kg/mmARKFront (kg mm): 6 (335 lbs inch) Rear (kg mm): 7. 2 (402 lbs inch) Front Drop: 15mm ( 0. 6 in) Rear Drop: 15mm ( 0. 6 in) Built for track duty, Swift Spec R springs are designed at the upper limits of the OEM shock valving. Track tested and tuned for optimum performance yet comfortable enough for a daily driver. Swift made Sport Springs keeps the quality ride you get from the showroom, and adds improved handling and lower ride height for driving