Bilstein 12-296231 B1 Front Top Strut Mount for BMW E90 E91 E92 xDrive, Z4 E89 & ALPINA B3 – OEM Front Axle Support Bearing/Shock Absorber Mount

Bilstein 12-296231 B1 Front Top Strut Mount for BMW E90 E91 E92 xDrive, Z4 E89 & ALPINA B3 – OEM Front Axle Support Bearing/Shock Absorber Mount

£40.77
£40.77
£72.00
Sold out
Tax included. Shipping calculated at checkout.

Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

Bilstein B1 Front Top Strut Mount - Part No. 12-296231

Upgrade or refresh your BMW or ALPINA front suspension with the Bilstein B1 Front Top Strut Mount, part number 12-296231. This genuine Bilstein front axle top mount - also known as a strut top mount, top strut bearing, support bearing, shock absorber mount, suspension top mount, or strut top hat - is engineered in OEM quality to deliver precise fitment, dependable durability and factory-correct performance.

Why choose Bilstein B1 12-296231

  • OEM-grade quality and fit - direct replacement for a hassle-free install
  • Perfectly matched to Bilstein shock absorbers and OE dampers
  • Helps restore steering precision, ride comfort and NVH refinement
  • Ideal when renewing shocks and springs or curing top-mount noise and play

At Nforcd we have fitted Bilstein B1 top mounts on BMW E9x and Z4 E89 platforms and customers have been consistently happy with the fit, feel and refinement. If you are chasing knocking from the front end, vague steering or want the most from your new dampers, a fresh Bilstein B1 front strut mount is the smart choice.

Key search terms

Bilstein 12-296231, BILSTEIN-12-296231, Bilstein B1 front top mount, BMW E90 front strut mount, BMW E91 top mount, BMW E92 strut top, BMW Z4 E89 top mount, ALPINA B3 top mount, support bearing, strut bearing, shock absorber mount, suspension top mount, xDrive front top mount, OEM quality strut mount, direct replacement BMW top mount.

Features

  • Precisely adapted to Bilstein shock absorbers
  • Front axle fitment
  • Original manufacturer quality service part

Compatibility - verified applications

Front axle fitment for the following models:

  • ALPINA
    • B3 Touring (E91) 09.07 - 05.13
      • Bi-Turbo All-wheel Drive / S Bi-Turbo All-wheel Drive
  • BMW 3 Series
    • 3 Saloon (E90) 02.04 - 02.12
      • 325 xi, 325 i xDrive, 330 xi, 330 i xDrive, 335 xi, 335 i xDrive, 320 d xDrive, 330 xd, 330 d xDrive
    • 3 Touring (E91) 12.04 - 12.12
      • 325 xi, 325 i xDrive, 330 xi, 330 i xDrive, 335 xi, 335 i xDrive, 320 d xDrive, 330 xd, 330 d xDrive
    • 3 Coupe (E92) 01.05 - 12.13
      • 325 i xDrive, 325 xi, 330 xi, 330 i xDrive, 335 xi, 335 i xDrive, 320 d xDrive, 330 xd, 330 d xDrive
  • BMW Z Series
    • Z4 Roadster (E89) 02.09 - 08.16
      • sDrive 18 i, sDrive 20 i, sDrive 23 i, sDrive 28 i, sDrive 30 i, sDrive 35 i, sDrive 35 is

Compatibility check before dispatch

We will verify fitment before shipping. Provide your UK registration or the last 7 digits of your VIN at checkout to ensure 12-296231 is correct for your vehicle.

Professional fitting available

Want it fitted right first time? Book installation with Nforcd in Warwickshire. Request a quote at Sales@nforcd.com.

Part numbers and identifiers

  • Bilstein Part Number: 12-296231
  • Alternate Label: BILSTEIN-12-296231
  • EAN: 4025258852085
  • UPC: 651860859804

In the box

1 x Bilstein B1 Front Top Strut Mount - front axle fitment as per compatibility above.

Trusted supplier

Nforcd supplies genuine performance parts for BMW and ALPINA. Choose Bilstein B1 12-296231 for OEM-level reliability, precise fit and long-lasting performance on your E90, E91, E92 or Z4 E89.