BC RACING COILOVERS ER SERIES - BMW 3 SERIES E46 98-06 (EXCL M3) (TRUE REAR COILOVER) Model-TT RS 2.5l 5 CYL The M54B30 is legendary for

The M54B30 is legendary for its reliability and all-around performance

Best results are seen at ambient pressures of around 1000mb and on the highest fuel qualities available

by choosing the “Upload Data” option on the program

Higher spring rates are available for cars running slicks or semi-slicks

note: image is for illustration purposes and may differ on delivery

BC RACING COILOVERS ER SERIES - BMW 3 SERIES E46 98-06 (EXCL M3) (TRUE REAR COILOVER) Model-TT RS 2.5l 5 CYL The M54B30 is legendary forThe BC Racing ER Series is a high performance coilover system featuring external reservoirs and completely separate compression and rebound damping adjustment. It builds on the proven quality of the BR and DS Series but adds far greater tuning control, making the ER Series ideal for drivers who want more precise handling balance on fast road cars and track focused builds. Key Features Digressive piston and damping curve External reservoirs with 30