Bilstein 37-251352 B3 OE Replacement Front Coil Spring for BMW 1/2/3/4 Series F20 F21 F23 F30 F31 F34 F32 F33 F80 - Front Axle, xDrive and RWD, incl M135i M140i 320d 330e

Bilstein B3 Front Suspension Spring 37-251352 for BMW F Series

Restore your BMW’s crisp road feel with the Bilstein B3 front suspension coil, part number 37-251352. This factory-spec front spring is engineered to bring back original ride height, quieten suspension knocks and sharpen steering precision on popular BMW F Series models. Perfect when a front spring has snapped, sagged or failed an MOT, it delivers OEM-level comfort and control with Bilstein’s renowned reliability.

Proven on customer cars by MJ Modifications, this spring brings your chassis back to how it should feel. Owners love the composed ride, confidence in corners and the way the car sits evenly again. Suitable for all-wheel drive xDrive and rear-wheel drive variants across 1 Series, 2 Series, 3 Series and 4 Series platforms, including favourites like M135i, M140i, 320d and 330e.

Why this Bilstein B3 spring is a smart choice

• Factory-correct front suspension coil that restores stock height and comfort
• Direct-fit replacement for BMW F20, F21, F23, F30, F31, F34, F32, F33, F80 chassis codes
• Built from premium spring steel for durability and break resistance
• Heat-set and surface treated to minimise height loss and corrosion over time
• Ideal fix for uneven stance, front-end sag, clunks and poor steering response
• Matches original equipment characteristics for daily driving and spirited road use

Technical highlights

• Engineered coil shapes for controlled load distribution and consistent rate
• High-grade chrome-vanadium or chrome-silicon steel for long service life
• Shot-peened and coated for excellent resistance to fatigue and rust
• Manufactured to OEM tolerances for precise fit and alignment

Position

Front axle

Vehicle coverage and search terms

BMW F Series front spring replacement, BMW front suspension coil, BMW F20 F21 spring, 1 Series xDrive front spring, 2 Series F23 Convertible suspension, BMW F30 saloon front spring, F31 Touring spring, F34 Gran Turismo spring, BMW F32 coupe front coil, F33 cabriolet spring, BMW hybrid 330e front spring, 320d diesel front suspension spring, petrol models front coil, AWD front spring, RWD front spring, OEM quality BMW spring, Bilstein B3 37-251352.

Compatibility overview

• BMW 1 Series
  • F20 Hatchback
  • F21 3-door Hatchback
  • Popular engines and trims include M135i, M140i, 120d xDrive
• BMW 2 Series
  • F23 Convertible
  • Examples include 230i, 225d
• BMW 3 Series
  • F30 Saloon and F80
  • F31 Touring
  • F34 Gran Turismo
  • Popular engines include 316d, 318d, 320d, 325d, 330d, 320i, 328i, 330i, 335i, 330e
• BMW 4 Series
  • F32 Coupe
  • F33 Convertible
  • Typical variants include 418d, 420d xDrive, 420i xDrive, 425d, 430d, 430d xDrive, 435i

If you are searching for BMW front spring F30, 1 Series front spring M135i, F31 Touring front suspension spring, F32 coupe front spring, F33 convertible front coil, F34 GT front spring, BMW xDrive front spring, BMW RWD front coil, this Bilstein unit is the correct OEM-quality solution.

Fitment check before shipping

We verify compatibility before dispatch. Add your UK registration or the last 7 characters of your VIN at checkout and we will confirm that Bilstein 37-251352 suits your exact vehicle specification.

Professional installation

For fitting, choose MJ Modifications in Warwickshire. Our workshop has installed these springs on multiple F Series cars with excellent results. Request a fitting quote at info@mjmodifications.co.uk. For best results and balanced handling, replace springs in axle pairs.

Part numbers and identifiers

• Bilstein Part Number: 37-251352
• Manufacturer: Bilstein
• EAN: 4025258763732
• UPC: 651860767123

What you can expect

A precise, stock-feel front suspension with correct stance, confident braking stability and quiet operation. This is the straightforward, no-compromise way to refresh a tired front end on BMW F Series models while keeping original driving character intact.