Bilstein 12-251407 BMW F25 F26 B1 Front Top Strut Mount
Upgrade your BMW suspension with the Bilstein B1 Front Top Strut Mount, part number 12-251407 (BILSTEIN-12-251407). This genuine Bilstein B1 support bearing is a direct replacement front top mount for the BMW X3 F25 and BMW X4 F26. It is designed for the front axle and delivers OEM-level fit, durability and ride quality. Ideal for restoring precise steering feel, reducing knocks and creaks from a worn top mount, and ensuring your shock absorbers perform as intended.
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Why choose the Bilstein B1 Top Strut Mount
- Genuine Bilstein B1 accessory engineered for precise fit on BMW F25 and F26
- OEM quality materials for long service life and consistent performance
- Restores steering precision and reduces unwanted NVH from tired mounts
- Perfectly matched to Bilstein shock absorbers and suitable as an OE-quality replacement with standard dampers
- Direct replacement - no modifications required for compatible models
Key features
- Fitting position: Front axle
- Bilstein B1 range - precisely fitting accessories and service parts
- High original manufacturer quality for a factory-fresh feel
Compatibility
BMW X Series
-
X3 F25 09.2010 - 08.2017
- sDrive 20i, xDrive 20i, sDrive 28i, xDrive 28i, xDrive 35i, sDrive 18d, xDrive 20d, xDrive 28d, xDrive 30d, xDrive 35d
-
X4 F26 05.2013 - 03.2018
- xDrive 20i, xDrive 28i, xDrive 35i, M40i, xDrive 20d, xDrive 30d, xDrive 35d
Our experience
We have used and fitted these Bilstein B1 top strut mounts on customer F25 and F26 vehicles with excellent results. Fitment is straightforward, quality is consistently high and customers report a noticeable improvement in refinement when replacing worn original mounts.
Good to know
- Recommended to replace top mounts in pairs for even wear and best results
- Have a four-wheel alignment checked after suspension work
- Bilstein B1 is the accessories range that covers support bearings, protective tubes and bump stops across applications
Fitting service
Want it fitted professionally? Nforcd offers installation at our workshop in Warwickshire. Request a quote at Sales@nforcd.com.
Compatibility check
To ensure this part fits your vehicle, we will run a compatibility check prior to dispatch. Provide your UK registration number or the last 7 digits of your VIN at checkout.
Part details
- Part number: 12-251407 / BILSTEIN-12-251407
- Brand: Bilstein
- EAN: 4025258763725
- UPC: 651860767062
Search-friendly terms
BMW F25 front top mount, BMW F25 X3 strut mount, BMW F26 X4 front suspension mount, Bilstein B1 support bearing, front shock top mount BMW, X3 top hat, X4 strut top bearing, OEM replacement strut mount, Bilstein 12-251407 front axle mount.