Bilstein B4 Front Left (Nearside) Shock Absorber Strut 22-309631 – BMW Z4 G29 2018-on sDrive20i/30i/M40i – Toyota GR Supra A90/A91 2019-on 2.0/3.0 – OE Replacement Gas Pressure Twin Tube

Bilstein 22-309631 BMW Z4 G29 Toyota GR Supra B4 OE Replacement Front Left Shock Absorber

Restore factory-fresh handling, ride comfort and safety on your BMW Z4 G29 or Toyota GR Supra with the Bilstein B4 OE Replacement Front Left Shock Absorber, part number BILSTEIN-22-309631. This front left suspension strut is a direct-fit, OE-quality gas pressure twin tube damper engineered by Bilstein to deliver precise steering response, high traction and consistent damping under every load.

Perfect for drivers searching for BMW Z4 front left shock absorber, BMW G29 front left strut, Toyota Supra A90 A91 front left damper, GR Supra nearside shock, or Bilstein B4 OE replacement, this unit restores day-one dynamics without compromising comfort. We use Bilstein B4 shocks on our own cars and our customers consistently report a sharper, confidence-inspiring drive with OEM-level refinement.

Why choose the Bilstein B4 for your Z4 or GR Supra

• OE quality replacement shock absorber for dependable fit and performance
• Gas pressure twin tube design for constant damping power and high safety reserves
• Precise handling and improved road holding with Bilstein gas pressure technology
• Optimum driving feel as on day one, ideal for daily road use
• Direct replacement suspension strut for the front axle left side

Key specifications

• Fitting position: Front axle left (nearside front)
• Design: Suspension strut
• Mounting type: Top pin
• System: Twin tube
• Type: Gas pressure

Compatibility

Designed for the following applications. If in doubt, use our Compatibility Check before purchase.

BMW

• Z Series
  • Z4 Roadster G29 11.2018 onward
    • sDrive20i
    • sDrive30i
    • M40i

Toyota

• Supra DB_ 03.2019 onward
  • 2.0
  • 3.0
  • GR Supra

Search-friendly terms

BMW Z4 G29 front left shock absorber, BMW Z4 nearside front strut, BMW Z4 front damper, Toyota Supra A90 front left shock, Toyota Supra A91 front left strut, Toyota GR Supra front shock absorber, Bilstein B4 front left, OE replacement shock for BMW Z4, OE replacement shock for Toyota Supra, gas pressure twin tube suspension strut.

Pairing recommendation

For balanced performance and even tyre wear, replace shock absorbers in axle pairs. The matching Front Right Shock Absorber is Bilstein 22-309648.

Professional fitting

We recommend professional installation. Nforcd offers expert fitting at our Warwickshire workshop. Request a quote at Sales@nforcd.com.

Compatibility Check

To ensure the part fits your vehicle, we will run a compatibility check prior to dispatch using your registration number UK or the last 7 digits of your VIN. Simply enter your car details prior to checkout.

Part details

• Part number: BILSTEIN-22-309631
• Manufacturer: Bilstein
• EAN: 4025258863258
• UPC: 651860870458

Choose Bilstein B4 for your BMW Z4 G29 or Toyota GR Supra to get OE-level quality, consistent damping performance and a confident, comfortable drive. Add to basket today and bring back the precise handling your car deserves.