BC Racing Coilovers BR Series - 77-83 BMW 3 Series E21 (45mm Front Strut, Weld In) - I-48-BR 812 Series Through countless hours of R&D

Through countless hours of R&D we were able to make the same size valve flow a staggering 60% more than the original design – that means 60% more air is blown off per cycle

3000103 is a performance street disc and the most popular disc purchased

AI1-HDR4 kit features ACT's most popular Heavy Duty pressure plate

Note: Does not have transmission cooler

and off-road/rally applications

BC Racing Coilovers BR Series - 77-83 BMW 3 Series E21 (45mm Front Strut, Weld In) - I-48-BR 812 Series Through countless hours of R&DNOTE: Coilovers are shipped from BC Racing with Signature Required. BC normally takes 3 5 business days to process shipment. The BC Racing BR Series offers the most affordable entry into coilover suspension without sacrificing performance, comfort, build quality, vehicle height, or handling. This is done by extensively testing each vehicle then refining the coilover characteristics as many times as needed to ensure the most well balanced and