Bilstein B6 Performance Front Left Shock Absorber for BMW Z4 E89 Roadster 2009-2016 | NSF Front Strut | OE Replacement Gas Pressure Mono-Tube | 35-170631

Bilstein B6 Nearside Front Damper for BMW Z4 E89 Roadster 2009-2016 — Part No. BILSTEIN-35-170631

Transform the way your BMW Z4 E89 turns in, grips and rides with this Bilstein B6 nearside front strut, part number BILSTEIN-35-170631. The B6 is the benchmark sport damper for drivers who want sharper response and rock-solid stability while keeping factory ride height and everyday comfort. We install these regularly and the feedback is consistent: tighter body control, calmer high-speed composure and real confidence on B-roads and motorways alike.

Key advantages

• Direct-fit OE-spec upgrade that works with standard springs, no lowering required
• Monotube gas-charged Upside Down design for consistent damping under hard use
• Improved steering precision, reduced roll and pitch, enhanced road holding on uneven surfaces
• Built for daily driving, fast road and long-distance touring, even with frequent loads
• German engineering quality with excellent durability and heat control
• Great match for larger wheels and tyres without making the ride crashy

Fitment and compatibility

Suitable for BMW Z4 Roadster E89 chassis, model years 2009 to 2016, including:

• sDrive 18i
• sDrive 20i
• sDrive 23i
• sDrive 28i
• sDrive 30i
• sDrive 35i
• sDrive 35is

Position: Front axle left, nearside front. MacPherson strut type. Single-tube gas technology. Upside Down body for superior stiffness and control.

What you will feel

• Cleaner bump and rebound control over broken tarmac
• More planted front end during quick direction changes
• Better braking stability with less dive
• Confidence-inspiring grip in wet and dry conditions

Installation and setup

Bolt-on fit using factory top mounts and coils. No coding required. We recommend a four-wheel alignment after fitment for best results.

Want it fitted professionally? MJ Modifications in Warwickshire can install and set up your suspension. Request a quote: info@mjmodifications.co.uk.

Replace in pairs

For even damping left to right, we recommend replacing both front units together. Matching offside part: Bilstein 35-170648.

Compatibility check before dispatch

We will confirm suitability for your vehicle. At checkout, add your UK registration or the last 7 of your VIN so we can verify the correct front left unit for your Z4 E89.

Identifiers

• Manufacturer reference: 35-170631
• Also listed as: BILSTEIN-35-170631, 35 170631
• EAN: 4025258650698
• UPC: 651860650197
• Brand: Bilstein

Search-friendly terms

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Why buy from us

We have fitted this exact Bilstein B6 unit to numerous E89s and it delivers a superb balance of comfort and control. Customers report a more settled ride, improved front-end bite and long-lasting performance. Order with confidence and enjoy a genuine handling upgrade for your Z4.