06-13 BMW 3 Series E90 / E92 ST Suspensions ST XA Coilovers

Designed in conjunction with KW Germany, ST XA coilovers deliver a sporty handling by reducing the car’s body roll during compression as well as improving agility when driving fast. ST XA Coilovers come preset to a factory recommended damper settings, the same configuration tested on the KW shock dynos before they go into your box. The 16 distinct clicks of adjustable rebound damping allow you to refine the driving dynamics with a simple turn of the adjustment knob. Each kit includes a detailed damper setup manual making it easy to reset to our recommended setting at any time. Whether your preference is comfort, sportiness, or something in between; ST XA puts the finer details of the driving dynamics in your hands.   ST XA Coilover kits deliver precise adjustment to your ride height and look of your car. We manufacture the adjustable spring perch made of durable and friction-optimized polyamide composite material with a stainless steel insert. Thanks to the composite material corrosion