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BC Racing BR Coilover Kit - BMW M140i F20 (14-16) 3-bolt top mount and other models, no front top mounts
BC Racing BR Series
Monotube, 46 mm piston in a 53 mm body
The BC Racing BR coilover kit, code I-46-BR-RN, fits the BMW M140i F20 (14-16) and the other cars listed below.
The BR Series is the starting point for coilovers at BC Racing: you set ride height and damping, and the car stays easy to drive on the road between track days.
BC tests each car on its own and refines the kit until it is balanced.
Kit type: RN
Front: no top mounts, the kit reuses the OEM top mounts. Rear: rubber top mounts, or no top mounts.
The kit BC recommends for this car has a spring rate of front 5 / rear 9 kg/mm.
Construction and adjustment
- Monotube damper with a linear piston and damping curve.
- BC Racing uses a 46 mm piston in a 53 mm damper body to increase the oil volume and lower the peak oil temperature.
- Ride height adjustment independent of spring preload.
- 30 clicks of adjustment, with compression and rebound adjusted together.
- Custom spring rates or Swift springs on request, with valving matched to the springs you choose.
- Fully rebuildable.
For a different spring rate, tell us the car and how you use it. We are an authorised BC Racing importer. Contact us.
Fits (2 cars)
- BMW M140i F20 (14-16)
- BMW M235i F22 (14-16)
BC code: I-46-BR-RN.