MaXpeedingrods Coilover Suspension Kit compatible for BMW Z4 (E85) 2002-2008 RWD Only

Features 1\. Lowered height adjustment from 1" - 3" which allow lower center of gravity and also add a more aggressive stance 2\. Adjustable pre-load spring tension to reduce the shaking motion to a certain extent 3\. Adjustable Camber Plate and Pillow ball top mount for sharpening steering response.( for some models) 4\. CNC machined Aluminum top mounts and lockers-- - excellent strength, and save weight 5\. Heavy Duty Steel Lower Mounts--- Highly Durable & Reliable 6\. High tensile spring--- 600,000 times continuously test to assure it's high tensile strength. 7\. All inserts come with fitted long rubber boots--- To protect the damper more well and be durable. 8\. Twin-Tube structure ---provides excellent handling & control characteristics for most driving conditions 9\. Corrosion Finish - Anodized Aluminum And Powder Coated Carbon Steel Parts Application Compatible for BMW Z4 Roadster (E85) (2003-2009) 2.0 i,3.0 i,2.5 i,3.0 si, 2.2 i,2.5 si Compatible fo