H&R 60mm ID Single Race Spring Length 160mm Spring Rate 40 N/mm or 228 lbs/inch - RF160040 fits_2006-2011`Honda`Civic Available for both 2-door or

Available for both 2-door or 4-door applications and Comfort Access Compatible

each providing over 1

3 HP and 16

Tested Compatibility with AutoTecknic and OEM Diffusers

H&R 60mm ID Single Race Spring Length 160mm Spring Rate 40 N/mm or 228 lbs/inch - RF160040 fits_2006-2011`Honda`Civic Available for both 2-door orH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and