maXpeedingrods Coilover for BMW 3 E90 2004-2011, for E91 2004-2012, for E92 2005-2013, for E93 2006-2013, 24 Levels Damper Adjustable Coilovers Suspension Kit, Height Adjustable T6 Lowering Kits

【Fit Perfectly】 For BMW 3 E90 2004-2011；For BMW 3 Touring E91 2004-2012；For BMW 3 Coupe E92 2005-2013；For BMW 3 Convertible E93 2006-2013. Note:this product fits RWD vehicles only, not for the M3 model. 【Upgraded Version】We adopted track grade springs, added better viscosity track grade damping oil with good adhesion, corrosion resistance, and good damping at very high and very low temperatures; improved handling and adjusted valve coefficients. These greatly improve comfort and stability. In addition, the dust-free assembly and improved handling process enable our products to achieve higher quality and better results 【24 Levels Adjustable Damper for More Control】 Level 0-8 suggest for street use；Level 9-16 suggest for mountain anfractuosities use；Level 17-24 suggest for race tracks use. You can adjust it at any time to suit your needs 【Spring Rate】 Spring rate front: 8 kg/mm (448 lbs/in); spring rate rear: 12 kg/mm (672 lbs/in) with spring preload: 7-10 mm. High tensile performance spring - stress tested over 600,000 times while the spring distortion is less than 0.04% 【Adjustable Height】 The height is adjustable for 1-3 inches(does not keep the original ride height), allowing you to have a more aggressive stance. This design helps eliminate turning noise and also improves steering feel and response. In addition, we have adopted a deep groove ball bearing structure to help eliminate cornering noise and also improve steering feel and response