330
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 for BMW Z4 Coupe (E86) (2006-2009) 3.0 si Specification - Front top mounts: pillow ball top mounts - Rear : rubber top mounts - Damping: non-adjustable - Spring rate Front: 10 kg/mm (560 lbs/in) - Spring rate Rear: 8kg/mm (448 lbs/in) - Spring length Front: 180mm - Spring length Rear: 170mm - Adjustable height: lowering 1-3inch - Coilover overall length Front: 360mm-495mm - Coilover overall length Rear: 485mm-585mm - Shock type: Twin tube - Spring Preload: 7-10 mm - Color: gold Package included - 2 Front + 2 Rear Full coilovers - A pair of drop links - A pair of wrenches for height adjustment ★30-day Money Back & 12-Month Replacement Guarantee. Please feel free to contact us if there is any question. Warranty: one year warranty for any manufacturing defect