H&R 2.5 inch ID Single Race Spring Length 16 inch Rate 250 lbs/inch - R25160250 fits_2007-2016`Volvo`S80 709 = pounds/inch) spring rates

709 = pounds/inch) spring rates

The Lift Block system consists of a pair precision machined from 6061-T6 billet aluminum blocks

Contructed out of Heavy-Duty 3/8 IN and 3/16 IN 5052 Aluminum

5" of adjustment

each duct is constructed from pre-preg dry carbon fiber using AutoTecknic's autoclave vacuum process for precise forming

H&R 2.5 inch ID Single Race Spring Length 16 inch Rate 250 lbs/inch - R25160250 fits_2007-2016`Volvo`S80 709 = pounds/inch) spring ratesH&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