BC Racing ER-Series Coilovers (ZB-03-ER) _25217 is a function of not

is a function of not only the mass of an object

rising to the same COF range as cerametallic friction material when warmed properly

if you were to look inside it would resemble the inside of a straight length of steel tubing) for optimum performance

we swapped out the front OEM suspension for our double-bellow air springs

BC Racing ER-Series Coilovers (ZB-03-ER) _25217 is a function of notOur newest and most advanced model yet is the ER series coilover. It features large external reservoirs front and rear, separate rebound and compression adjustment and a twin piston design. The external reservoirs hold much more oil than the conventional coilovers, allowing the coilover to operate for a much longer period of time before overheating. The external reservoirs also house the secondary piston, which allows for the adjustment of