BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 05-11 (TRUE REAR COILOVER) model-E90 Balances torque between rear wheels

Balances torque between rear wheels without braking the wheel with less traction

consistent bite

boost and manifold pressure

The large external reservoir increases oil volume and helps maintain stable operating temperatures

Instead of forced upshift

BC RACING COILOVERS ER SERIES - BMW 3 SERIES E90 05-11 (TRUE REAR COILOVER) model-E90 Balances torque between rear wheelsThe 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