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Swift Progressive Helper Springs 65mm ID, 4 in length 5.3-11.6kg/mm Pair Bump Springs Swift Spec-R Springs 08+ MITSUBISHI

Description

Swift Spec-R Springs 08+ MITSUBISHI LANCER EVO X GSR / MR CZ4A 4M020R

8 inch length

200/500 lbs/in Progressive

This is a soft compound tire made to tackle autocross or track days

Professional installation is required

Swift Progressive Helper Springs 65mm ID, 4 in length 5.3-11.6kg/mm Pair Bump Springs Swift Spec-R Springs 08+ MITSUBISHI65mm ID, 4 in length 5. 3 11. 6 kg mm Progressive 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 racing

Exchange/Return Notes