Compatible for Lexus IS250/IS350 (GSE20/21) RWD 2006-2013 Coilover suspension lowering kit

ApplicationCompatible For Lexus IS250/IS350 (GSE20/21) RWD 2006-2013Compatible For Lexus IS F RWD 2008-2014Compatible For Lexus GS300/GS350 RWD 2007-2011RWD Only, not fit for AWDSpecificationTop mounts: standard rubber top mount front and rear.Damping: 24 levels rebound damping adjustableFront Spring Rate: 12 kg/mm (672 in/lbs).Rear Spring Rate: 9 kg/mm (504 in/lbs).Adjustable Height: Yes lowering 1" to 3"Shock type: Twin tubeSpring Preload: 7-10 mmColor: Black body with blue springWarranty: one year warranty for any manufacturing defectPackage includedcomplete coilovers 2 front and 2 rear,a pair wrench for height adjustmentDimensionGross weight: 26.28kgPackage size: 71*51*21cmFeature1. Lowered height adjustment from 1" - 3" which allow lower center of gravity and also add a more aggressive stance.2.Rubber top mounts help to deliver a smooth and forgiving ride for city use at any speed and rubber joints assist in absorbing hard impacts.3.24 levels of adjustable damper -- 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.4. Twin-Tube structure ---provides excellent handling control characteristics for most driving conditions.5. Complete Suspension Kit of 4 Shock Absorbers 4 Springs for an easy installation.6. Separate height adjustment does not affect damper stroke,Height can be adjusted with coilovers installed on the vehicle.7.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.8. Height Adjustment tools included.9. Full rebuildable.10.Upgraded damper oil---make damping more stable and smooth in wide temperature range.11.Clean room assembled---maintain higher level of accuracy and reliability.12.All inserts come with fitted long rubber boots--- To protect the damper more well and be durable.