Bilstein B3 Front Coil Spring 37-148508 OE Replacement Front Axle BMW 1 Series E81 E82 E87 E88 & 3 Series E90 E91 E92 E93 (fits 130i 116d 118d 120d 123d 316d 318d 320d 325i 328i 330i 335i)

Bilstein B3 OE-Spec Front Suspension Spring 37-148508 for BMW E8x and E9x

Part number: BILSTEIN-37-148508 / 37-148508

Location: Front axle

Bring your BMW back to its proper ride height, comfort and steering precision with this genuine Bilstein B3 front suspension spring. Built to original equipment tolerances and engineered from high-grade chrome vanadium or chrome silicon steel, the Bilstein 37-148508 delivers the factory feel you want with the durability UK drivers need. It is a direct fit for selected BMW 1 Series E81 E82 E87 E88 and BMW 3 Series E90 E91 E92 E93 models, covering popular petrol and diesel variants.

We use these on customer cars and our own builds at MJ Modifications, and feedback has been outstanding. Owners looking to replace a cracked front spring, fix uneven stance or refresh tired suspension consistently report quieter operation, improved stability and a confident, stock-accurate ride.

Why this Bilstein B3 spring is the smart replacement

• True OE-spec geometry for an exact fit on the original strut and top mount
• Pigtail and minibloc designs used where required for precise seating and quiet operation
• Hot set after forming to resist sagging and keep the correct ride height over time
• Shot peened and coated for corrosion resistance in real UK conditions
• Manufactured to stringent Bilstein quality standards for long service life
• Restores handling balance, braking stability and steering response

Vehicle coverage

Suitable for selected models within the following chassis ranges:

• BMW 1 Series E81, E82 Coupe, E87, E88 Convertible
  • Typical engines covered include 116d, 118d, 120d, 120i, 123d, 130i
• BMW 3 Series E90 Saloon, E91 Touring, E92 Coupe, E93 Convertible
  • Typical engines covered include 316d, 318d, 320d, 325i, 328i, 330i, 335i

If you are replacing a broken front spring on an E90 or refreshing the front end on an E87, this B3 front suspension coil is the OE-grade solution that restores stock height and comfort without compromising safety.

Perfect for common search needs

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Fitting and installation

Prefer professional installation. Book with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

Compatibility check

We verify compatibility before dispatch. Add your UK registration or the last 7 digits of your VIN at checkout so we can confirm this is the correct front spring for your specific vehicle.

Product details

• Part number: BILSTEIN-37-148508 / 37-148508
• Range: Bilstein B3 OE Replacement
• Position: Front axle
• Manufacturer: Bilstein
• EAN: 4025258626075
• UPC: 651860626079

Choose Bilstein B3 37-148508 to restore the original ride quality, height and control on your BMW E8x or E9x. It is the dependable, OE-spec front spring trusted by our workshop and our customers for a like-new driving experience.