General description Coilovers Suspension Kit designed specifically for BMW 3 Series E46 models, including Saloon, Coupe, Convertible, and Touring variants from 1997 to 2007. This kit enhances your vehicle's performance by allowing adjustable height and improved handling characteristics. Technical specifications Adjustable height: Yes, lowering from 1'' to 3'' Damping: Not available Top mounts: Front pillow ball top mounts with camber plate; Rear pillow ball top mount Spring rate: Front 8kg/mm; Rear 7kg/mm Shock type: Twin tube Spring preload: 7-10 mm Warranty: 2 years for any manufacturing defect Quantity: Coilovers for 2 front and 2 rear Compatibility and accessories Compatible with BMW 3 E46 Saloon (1997-2005) models: 316i, 318i, 320i, 323i, 325i, 328i, 330i, 318d, 320d, 330d Compatible with BMW 3 E46 Convertible (2000-2007) models: 318Ci, 320Ci, 323Ci, 325Ci, 330Ci, 320Cd, 330Cd Compatible with BMW 3 E46 Coupe (1998-2006) models: 316Ci, 318Ci, 320Ci, 323Ci, 325Ci, 328Ci, 330Ci,