Genuine AC Schnitzer Lowering Springs Kit for BMW 1 Series F20/F21 M135i & M140i – Performance Suspension Upgrade, 15–25mm Drop

AC Schnitzer Sport Coil Spring Set for BMW 1 Series F20 F21 - M135i and M140i

Transform the way your BMW 1 Series drives and sits with this AC Schnitzer sport spring set. Engineered for the F20 and F21 chassis, including M135i and M140i models, these drop springs sharpen steering response, improve stability through fast corners, and deliver a cleaner, more aggressive stance with a tasteful ride height reduction. If you are searching for BMW F20 coil springs, BMW F21 sport suspension, M135i spring kit, or an M140i handling upgrade for UK roads, this is the premium choice that looks right and feels right.

• Approximate ride height reduction: 25 mm on SE models
• Approximate ride height reduction: 15 mm on M Sport models
• Flatter cornering and stronger mid-corner grip
• Less body movement under hard braking and quick direction changes
• Improved stance that complements factory bodywork and wheel upgrades
• Perfect for daily use, B-road blasts, and spirited weekend drives

Real-world results

We run these AC Schnitzer springs on our own cars at MJ Modifications and we rate them highly for both control and comfort. Owners consistently tell us their 1 Series feels more planted with a more purposeful look, without compromising everyday usability. It is a chassis upgrade that genuinely delivers.

Compatibility

Designed for BMW 1 Series F20 and F21, including M135i and M140i variants. Please select the correct model when ordering to ensure the correct springs for your vehicle.

Installation and alignment

Professional fitting is recommended. A four wheel alignment should be carried out after installation to optimise tyre wear and geometry.

Fitting service

Prefer a supply and fit service by specialists who know these cars inside out? MJ Modifications in Warwickshire can install and align this kit for you. Request a quote at info@mjmodifications.co.uk.

Why choose this AC Schnitzer spring kit

• AC Schnitzer tuning heritage with superb ride and handling balance
• Premium coil spring set tailored to the F20 F21 platform
• Confident handling, improved chassis response, and a neater stance
• Trusted by our team and our customers for quality and results

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