BC Racing HM Type Coilovers BMW 3 Series E90 Sedan 2006-2011 | I-03-HM

The BC Racing HM Series Coilover System gets its great qualities from a combination of two previous BC Racing Coilover Systems, the RM Series and ER Series. Each HM Coilover system offers inverted mono-tube dampers with independently adjustable compression and rebound. The inverted damper design moves vital damper fluid away from detrimental heat sources to avoid overheating which can cause damper fade under extreme track use. The inverted damper also allows for decreased unsprung weight by moving the majority of the coilover mass up to the chassis where weight can more easily be shaved. With