【Application】 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 mode
【Upgraded T7 Series】 Premium upgraded racing shock oil can maintain handling stability under different temperature; Upgrade racing springs are versatile and suitable for both junior track use and street high performance
【High Tensile Spring】 Spring rate front: 8 kg/mm (448lbs/in) & Spring rate rear:12 kg/mm (672 lbs/in); Spring length Front: 180 mm & Spring length Rear: 230 mm; Spring inner diameter Front & Rear: 70.5mm & 62 mm, Spring Preload: 7-10 mm
【Lowering Height】 The ride height lower for 1-3 inches(not keep to original ride height), allowing you to have a more aggressive stance. This design helps eliminate turning noise and also improves steering feel and response
【24-Level Upgraded Damping Force Adjustment】 Levels 0-8 suggested for street use; Levels 9-16 suggested for mountain use; Levels 17-24 suggested for junior track use. You can adjust it at any time to suit your needs