General description MXR-SLC Adjustable Coilover Strut Shock Absorber is designed for BMW E46 3 Series Coupe and Saloon models. This coilover system is height adjustable and features a damping adjustment knob on the top of the shaft, allowing for a customized ride experience. With 24 levels of rebound damping control, you can fine-tune your setup for optimal performance on various road conditions, enhancing ride quality significantly. Technical specifications Top mounts: Front pillow ball top mounts with camber plate; rear pillow ball top mount Damping: 24 levels rebound damping adjustable Spring rate: Front 8 kg/mm; Rear 7 kg/mm Adjustable height: Lowers from 1'' to 3'' Shock type: Twin tube Spring preload: 7-10 mm Compatibility and accessories Compatible with BMW 3 Series (E46) models including: 4-door sedan: 330i, 325i, 328i, 318d, 320d, 320i, 325i, 330d (02/1998-04/2005) 2-door Convertible: 330ci, 325ci, 323ci, 320cd, 330cd (04/2000-12/2007) 2-door Coupe: 320ci, 325ci, 330ci,