Dinan D100-0936 Performance Coil Spring Set Fits 20-23 X5 X6Coil Spring Set Performance Coil Spring Set Performance Coil Spring Set; F9x; X5M X6M; SPECIFICATIONS: WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm www. P65Warnings. ca. gov FEATURES: Vehicle Lowered 1 3 8 in. [35mm] In The Front And Rear 20 Percent Increase In Spring Stiffness In Front And Rear Substantial Reduction In Body Roll Preset To Prevent Spring Sag Includes [2] Front And [2] Rear