Godspeed(MSS0600) MonoSS Coilover Lowering Kit, Adjustable Ride Height, 16 Levels Rebound Damping, Performance Upgrade Fits 2007, 2008, 2009, 2010, 2011, 2012, 2013 MINI Cooper(R56) Hardtop; Spring Rate(Front//Rear): 6 kg/mm // 5 kg/mm 52mm Mono-Tube Stainless Steel Shock With 16 Levels of Damping Adjustment Corresponds to Daily Driving Scene To The Sunday Track Performance Internal Piston With Koyo Japan 6204z Bearing Provides Smooth Stroke; Powder Coated CNC Machined Aluminum And Carbon Steel Accessories Independent Spring Tension And Height Adjustment; Racing Grade Shock Oil With High Viscosity Index; Shock Absorber Can Be Rebuild When Worn Out 1 Full Year Limited Warranty From Date Of Purchase; Install By Experienced Professionals Is Highly Recommended