Pay in 4 interest-free payments of $8.12 Learn more
Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
380 x 34mm “Endurance” Alcon Motorsport disc rings and hardware
375 lbs/in Barrel Type
Swift Spec-R Springs 08-13 BMW M3 E90 / E92 4X903R
Lowering the subframe will decrease anti-squat at the expense of roll center
Swift Sport Springs 07-15 Infiniti Q50 RWD KV37 4N909 (Red Sport Included) Spring Rate Drop Front Rear Front Rear Kg/mm Kg/mm Inch Inch 9
Swift Spring bag 14" X ID 2.5" nexen 380 x 34mm “Endurance” AlconSwift Spring bag 14" X ID 2. 5" (1 bag for 1 spring). Swift Helper Springs are made from a proprietary material. Helper springs allow the spring to stay on mounted on the coilover perch when the shock is under negative or zero load, also known as droop travel. The same springs are used in Super GT, Formula Nippon, F3, F3000, Super Taikyu, IMSA, Pirelli World Challenge, Rally America, VLN, Le Mans Series, Formula Drift, and many other professional
