BC Racing ER-Series Coilovers (D-27-ER) 1585 High Quality One-Piece Sealed Housing

High Quality One-Piece Sealed Housing with Auxiliary Air Scoop

7T models during fitment

Proprietary stainless steel shutoff valve design

2 4WD Description_ASM Front S8K FMSI D726 2004 GMC Sonoma 4WD 2

Special Comments: 4 Pad Set 2009 Mercedes-Benz SL600 Engine: 5

BC Racing ER-Series Coilovers (D-27-ER) 1585 High Quality One-Piece Sealed HousingOur 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