BC Racing ER-SERIES Coilovers For 14-24 BMW 2 Series I-46-ER
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- 2016-2024 BMW 230i xDriveBase
- 2016-2024 BMW 230iBase
- 2016-2024 BMW M240iBase
- 2016-2024 BMW M2Base
- 2020-2024 BMW 228i xDrive Gran CoupeBase
- 2021-2024 BMW 228i Gran CoupeBase
- 2014-2016 BMW 228iBase
- 2014-2016 BMW M235iBase
- 2020-2020 BMW M2CS
- Part number
- I-46-ER
- Brand
- BC Racing
- Series
- ER
- Damper type
- Mono-tube
- Damping adjustment
- 30-way compression, 30-way rebound (independent)
- Ride height
- Adjustable
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Fits: 2016-2024 BMW 230i xDrive (Base); 2016-2024 BMW 230i (Base); 2016-2024 BMW M240i (Base); 2016-2024 BMW M2 (Base); 2020-2024 BMW 228i xDrive Gran Coupe (Base) and more.
This is the BC Racing ER-SERIES coilover kit, part number I-46-ER, for BMW 2 Series models. The fit list includes the 2016-2024 230i xDrive, 230i, M240i and M2 (all Base), plus the 2020-2024 228i xDrive Gran Coupe, and more.
A coilover kit replaces the factory spring and shock setup with an aftermarket unit from BC Racing. BC Racing lists more than one series for this chassis (BR, DS, ER and RM), so check the series name in the product title before you order.
Pick your exact vehicle on the page to confirm fit. Call 813-535-5801 if you need help choosing the right series.
- Series:
- ER-SERIES
- SKU:
- I-46-ER
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BC Racing ER-SERIES Coilovers For 14-24 BMW 2 Series I-46-ER
BC Racing ER-SERIES Coilovers For 14-24 BMW 2 Series I-46-ER FAQ
It is listed for: 2016-2024 BMW 230i xDrive; 2016-2024 BMW 230i; 2016-2024 BMW M240i and more (see the full list above). Pick your vehicle on this page to check your exact year and trim.
Ride height is set on the threaded body or the lower mount, and the damping (how firm the shock feels) with the adjuster when the kit has one. Some kits also let you set spring preload and camber at the top mount. The Part details above list what this exact kit adjusts.
Yes. Changing ride height changes camber and toe, so have the car aligned once the height is set and the suspension has settled after a short drive.
Set all four corners before the alignment, keep the drop inside the maker's range, and re-check the height after the first drive because the springs settle. Going lower than the maker recommends costs ride quality and tire life.
The car settles a little over the first few drives. After that, re-check the ride height, the lock rings on the collars and the top-mount hardware, then get the alignment done.
This kit is the maker's ER series. Each series is built for a different mix of street comfort and track grip and comes with its own damper and spring setup, so the series name tells you which tune you are getting.
Yes. Most coilovers are built for daily use when set to the maker's recommended height and a softer damping setting. Track-focused series ride firmer.
Yes — monthly options show right under the Add to Cart button. Affirm, Klarna, PayPal Pay Later and Snap Finance are offered at checkout, and checking what you qualify for does not affect your credit score.
BC Racing lists four series for this chassis. Check the series name in the title, or call 813-535-5801 for help.
No, it is a different series. The 30-click damping spec belongs to the BR-SERIES, so confirm the ER features first.
It replaces the factory spring and shock setup with an aftermarket unit from BC Racing.
Install and care: coilovers
Before you start
- Read the maker's guide and note the recommended ride-height range for your car.
- Book an alignment for after the install; the car needs one.
Do
- Set all four corners to the same drop before the alignment and re-check the height after the first drive.
- Keep the threads clean and lightly lubricated so the collars still turn next season.
Don't
- Don't go lower than the maker's range; it costs ride quality and tire life.
- Don't skip the alignment.
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