IntroductionThis conversion kit convert rear air spring to coil springand Electronic Dampers to passive dampers, which can help you get rid of issues that caused by Automatic Height Control like air leaking from the system, a clogged or weak compressor pump, and the height control sensors. Any one of these faults can leave your compatible for Lexus lowered all the way to the bump stops, raised to the maximum height, or even leaning to one side.ApplicationCompatible for Lexus GX470 2003-2009OE/Part number4808035011, 4809035011, 4853069485, 4851069415SpecificationSpring Rate Front : 11kg/mm (616 lbs/in)Spring Rate rear : 5kg/mm (280 lbs/in)Height: OE heightdamper not adjustablePackage included2x Front Assembly Complete Struts2x Rear Coil Springs2x Rear Shocks2 x ResistorsNoteNo instruction included; Professional installation alignment suggested. Please check our store for other auto parts you may be interested in. Please feel free to contact us for whatever we can help.Warranty: one y