Hign-concerned Chemical:NoneType:Resistance AdjustableCountry/Region of Manufacture:CN US AU FRInterchange Part Number:NullSpecial Features:Full adjustable damper forceItem Weight:28kgItem Height:21cmItem Width:51cmItem Length:71cmManufacturer Part Number:Coilover Shock Absorber CoiloversBrand Name:MXROrigin:Mainland ChinaOEM NO.:FOR BMWMaXpeedingrods COT6 lowering coilover, features 24 clicks adjustable rebound damping, independent ride height and spring tension settings, developed high viscosity index damping oil, 55CrSi steel cold-bent springs and decent outlook to provide perfect balance between comfort and performance. This suspension system is ideal for daily driving and occasional, light track use. High quality components are adopted to ensure product durability and stability. Each application is fully test fitted and completely road tested to guarantee all our customers perfect performance and comfort expectations. 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. High Viscosity Index damper oil ---make damping more stable and smooth in wide temperature range. 4. 24 Clicks of Rebound Adjustments -- This allows you the ability to perfectly dial in your coilovers system. For a nice comfortable driving, set damping to full soft. For more spirited driving, set it to 16 clicks. For occasional track days, set it to full stiff. 5. CNC machined Aluminum top mounts and lockers -- - excellent strength, and save weight 6. High Rigidity 55CrSi Steel Cold-bent Coil Springs --- more than 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. Advanced Twin-Tube Technology ---provides excellent handling & control characteristics for most driving conditions. 9. Anodized Shock Body With Anti-Corrosion Coating - Anodized Aluminum And Powder Coated Carbon Steel Parts. 10. Test for the best ---Every parts were tested on our professional machine before assembled and tested by our professional racers on road. 11. Clean room assembled ---maintain higher level of accuracy and reliability. Application For Infiniti M35x 06-10 AWD For Infiniti M45x 06-10 AWD For Infiniti G35x 03-08 AWD For Infiniti G37x 08-13 AWD Note: Will not fit RWD model; Rear true coilover Specification - Top mounts: standard rubber top mount front and rear - Damping: 24 levels rebound damping adjustable - Spring rate Front: 12 kg/mm (672 lbs/in) - Spring rate Rear: 10 kg/mm (560 lbs/in) - Spring length Front: 160mm - Spring length Rear: 200mm - Adjustable height: lowering 1-3 inch - Coilover overall length Front: 340mm-410mm - Coilover overall length Rear: 500mm-590mm -Shock type: Twin tube - Color: black body with blue spring Package included 1 x Set of Coilover Spring Kit (2 Front + 2 Rear) 1 x Pair of wrenches for height adjustment 1 x Installation Instructions