H&R 60mm ID Single Race Spring Length 120mm Spring Rate 240 N/mm or 1370 lbs/inch - RF120240 fits_2005-2007`Porsche`Boxster while the increased core volume

while the increased core volume ensures your engine has the cooling capacity it needs as modifications progress

Porsche Panamera (970) – 2010–2016

Whiteline offer a perfect solution that enduces a responsive braking vehicle

FR-S or GT86

1998-2000 BMW Z3 M Roadster 3

H&R 60mm ID Single Race Spring Length 120mm Spring Rate 240 N/mm or 1370 lbs/inch - RF120240 fits_2005-2007`Porsche`Boxster while the increased core volumeH&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