K(2007-01-29) BMW 3er Coupé E92 coilover kit Individual lowering adjustment range of 0.8-2.0" (20-50 mm) on the front and 0.6-1.8" (15-45 mm) on the rear axle. Find out what variant fits best to your needs. Variant 1 The sportive - harmonic Variant 1 comes with KW factory pre-set up dampening. The ideal system for drivers, wishing to rely on the experience of our engineers yet determine their own degree of lowering. Variant 2 The sporty and personalized Variant 2 comes with adjustable rebound damping. The system inteded for the experienced driver who requires to not only determine the individual lowering of their vehicle, but adjust the damper setting to fine tune the system to their needs. Variant 3 State-of-the-art technology for the skilled and experienced driver. The separate and independent compression and rebound damping options allow a truly individual driving set-up