The AST 5200 Series Coilovers for BMW 1 Series - E8X are designed for superior performance and handling. These coilovers feature a monotube design with a threaded body for easy height adjustment, and a large range of damping adjustment. The 5200 Series Coilovers have been developed for street and track use, and feature inverted struts for improved handling and increased durability. The kit also includes adjustable camber plates, and bump stops for improved ride quality.