Adjustable Height Coilover Suspension Kit For BMW 3-series E90 E91 RWD 2004-2012 Coilover Shock Struts Suspension Seatpost Shock

Introduction MXR-SNA  coilovers are designed as an entry level for street use. It features with full length height adjustable and adjustable camber plates (applicable for some vehicles), which offers you a lowered stance, improved performance for your daily use vehicle. Application For For BMW 3 (E90) (2004-2011) 316i, 318i, 320i, 323i, 325i, 328i, 330i, 335i, 316d, 318d, 320d, 325d, 330d, 335d. For BMW 3 Touring (E91) (2004-2012) 316i, 318i, 320i, 323i, 325i, 328i, 330i, 335i, 316d, 320d, 325d, 330d, 335d. Note:  1) This product fit RWD vehicle only! 2) We suggest adding washers to avoid the engine bar and drilling the rear OE shock top mount upper part a little bigger to a diameter of 12mm. Specification Front Top mounts: Pillow ball top mounts Rear Top mounts: OE top mounts required  Damping: Not available Spring rate Front: 10 kg/mm (560 lbs/in) Spring rate Rear: 8 kg/mm (448 lbs/in) Spring length Front: 200mm Spring length Rear: 180mm Adjustable height: lowering 1-3inch  Coilover overall length Front: 485mm-520mm Coilover overall length Rear: 500mm-570mm  Shock type: Twin tube Spring Preload: 7-10 mm Color: Gold Package included Complete coilovers for 2 front and 2 rear A pair wrench for height adjustment Dimension Weight: 25040g Size: 71*51*21 cm Feature 1. Lowered height adjustment from 1''-3'' which allow lower center of gravity and also add a more aggressive stance 2. Twin-Tube structure allows sufficient stroke within the shock absorber 3. Separate height adjustment does not affect damper stroke 4. High Tensile performance spring – STRESS TESTED OVER 600,000 times while the spring distortion is less than 0.04%. Plus, the special surface treatment improves the durability and performance. 5. Height adjustment tools included 6. Pillow ball top mount - It improves the steering feel and response 7. Most pieces in our Coilover systems, including mounts, collars and spring perches, are designed from 6061-T6 Billet Aluminum resulting in lightweight, durable and rust resistant components. 8. Full rebuildable 9. Steel shock bodies with special surface treatment to improve the durability. Notice * Professional installation & alignment suggested. * Please check our store for other auto parts you may be interested in.