Material (Coilover): 6061 Billet Aluminum Construction Material (Spring): SAE 9254 Cold Wounded Steel (100% cold forming steel) Color (Coilover): Silver & Gold Color (Spring): White Contents: Full Bolt-On Coilover System * Includes Link-Stabilizer (Qty: 2) * PRODUCT DETAILS: - Compatible with Hyundai Genesis Coupe 2009-2016 - Full height adjustability front & rear - Mono-tube shock design - Pillow ball mount type - Linear style spring construction PRODUCT SPECS: - Damper Adjustment Levels: 20-way - Front Spring Rate: 7 kg/mm - Rear Spring Rate: 7.5 kg/mm - Front Coilover Weight: 13.30 lb (including spring) - Rear Coilover Weight: 9.90 lb (including spring)