Application: For Lexus IS250 / IS350 (GSE20/21) RWD 2005.09-2013.04 For Lexus IS F (USE20) RWD 2007.12-2014 For Lexus GS300 / GS350 (GRS190/91) RWD 2006-2011 RWD Only, not fit for AWD Specifications: Height adjustable: Yes, lowering 25-75mm depending on the vehicle models Damping : Not adjustable Front top mount: Standard rubber Rear top mount: Standard rubber Camber adjustable: Not available Spring Rate Front: 12 kg/mm (672 lbs/in) Spring Rate Rear: 9 kg/mm (504 lbs/in) Front spring inner diameter: 70.5 mm Rear spring inner diameter: 70.5 mm Spring length Front: 190 mm Spring length Rear: 190 mm Shock type: Twin tube Spring Preload: 7-10 mm Warranty: 2 years Quantity: 2x Front coil-overs 2x Rear coil-overs 2x C spanners Feature 1. Lowered height adjustment from 25-75mm(depends on vehicle models)which allows a 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