SPL Parts Swift Assist Springs 65mm Spring Rate 279 lbs/in (SWIFT-A65-050) _spring_retainer - The ERGOSTER series has

- The ERGOSTER series has a relatively flat seat shape

Increase power and throttle response

BladeRunner 2-1/4 IN & 2-3/4 IN Aluminum Hot and Cold Charge Pipe Kit Black

0 Turbo (F32) Description_ASM Front EBC RP-1 Race Brake Pads FMSI D1609 2017 and up BMW 440 Coupe xDrive 3

SPL Parts Swift Assist Springs 65mm Spring Rate 279 lbs/in (SWIFT-A65-050) _spring_retainer - The ERGOSTER series hasAssist Springs Get the best of both worlds, Swift assist springs provide a dynamic step linear rate. Like our helper springs, the assist springs are designed to be fully compressed at static height. Every one of our assist springs compress to the exact same height. This allows drivers to change assist springs without resetting the perch on the coilovers so the ride height isn't affected. Heavier rates of assist springs over helper springs are used to