H&R 60mm ID Single Race Spring Length 100mm Spring Rate 120 N/mm or 685 lbs/inch - RF100120 fits_2008-2014`Mercedes-Benz`C-Class Material: Premium T304 stainless steel

Material: Premium T304 stainless steel for maximum durability and corrosion resistance

FRONT REAR SPRING RATES 5k 4k UPPER MOUNT Hardened Rubber OR

and other inputs

Upgrade your factory hoses with the Mishimoto Silicone Ancillary and Heater Hose Kit for peace of mind

530i & 535i models are equipped with 8k F spring rates

H&R 60mm ID Single Race Spring Length 100mm Spring Rate 120 N/mm or 685 lbs/inch - RF100120 fits_2008-2014`Mercedes-Benz`C-Class Material: Premium T304 stainless steelH&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