BC Racing ER-Series Coilovers for 2019-2020 BMW M2(I-98-ER) 4031 high-grade carbon fiber sheet with

high-grade carbon fiber sheet with a fiberglass support

The next time you happen to be around the staging lanes at your local track

Templates include seven total pages

our team has worked diligently to Redesign the BPV to make the assembly process more efficient

BC Racing ER-Series Coilovers for 2019-2020 BMW M2(I-98-ER) 4031 high-grade carbon fiber sheet withOur 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