FeatureLowered height adjustment from 1" - 3" which allow lower center of gravity and also add a more aggressive stance. A 24 rebound damping adjustment level allows you the ability to perfectly dial in your coilover setup. You will experience better ride quality in all road conditions. Twin-Tube structure allows sufficient stroke within the shock absorber. Complete Suspension Kit of 4 Shock Absorbers & 4 Springs for an easy installation. Separate height adjustment does not affect damper stroke. Height can be adjusted with coilovers installed on the vehicle. High Tensile performance spring - STRESS TESTED OVER 600,000 times while the spring distortion is less than 0.04%. Plus the special surface treatment improves the durability and performance. Height Adjustment tools included. Camber plate top mounts help to eliminate the need for a separate camber kit. Pillow ball top mount - It improves the steering feel and response. Most pieces in our coilover systems, including mounts, collars...