ST Suspensions Lowering Springs Kit 30/20mm for BMW 3 Series F30 F31 F34 F3x xDrive AWD 330d Diesel 2012-on Saloon Touring GT - Sport Drop Springs, Coil Spring Upgrade, Adaptive Dampers Compatible

Transform your BMW F3x xDrive with a precision ride-height drop and sharper handling

Give your 3 Series the stance and road-holding it deserves with this ST performance spring set. Engineered for the BMW F-chassis all wheel drive platform, these drop springs deliver a tasteful ride-height reduction that tightens up body control, improves turn-in and reduces arch gap for a clean, factory-plus look. Ideal for daily driving, spirited B-road runs and motorway stability, this is the go-to suspension upgrade for drivers who want confident handling without sacrificing comfort.

Perfect match for enthusiasts searching for BMW lowering springs, coil spring upgrade, drop springs for xDrive, sport suspension for 3 Series diesel, F30 F31 F34 AWD suspension upgrade, stance improvement, handling upgrade for 330d, and performance coils for BMW.

Vehicle compatibility

Designed for BMW 3 Series F-platform all wheel drive models from 09/2012 onwards, including:

• F30 saloon xDrive 330d diesel
• F31 Touring estate xDrive 330d diesel
• F34 Gran Turismo xDrive 330d diesel

Also suitable for vehicles equipped with electronic adaptive dampers.

Lowering and stance

• Approximate drop front and rear: 30 mm front, 20 mm rear
• Reduces wheel arch gap for a balanced, OEM-plus appearance
• Lowers centre of gravity to enhance stability and cornering confidence

Why choose these springs

• Real-world performance: crisper steering response, reduced body roll, flatter cornering, improved traction on British roads
• Factory-level fit and finish with direct replacement coils that work with original dampers, including adaptive setups
• Durable construction: multi-tempered chrome-silicon spring steel with a protective epoxy coating for long-term corrosion resistance
• Vehicle-specific spring rates for balanced ride comfort and control on UK tarmac
• Sleeved coil sections where required to minimise noise

Specs and limits

• Engine output reference: 190 kW
• Maximum permitted front axle load: 1070 kg
• Maximum permitted rear axle load: 1260 kg
• Lowering F R: 30 mm 20 mm

What you will feel

• More planted feel on A-roads and motorways
• Sharper response without a crashy ride
• Clean, level stance that complements OEM and aftermarket wheels and tyres

Customer results and our experience

We have fitted these ST performance coils on customer F30, F31 and F34 xDrive cars and the feedback has been consistently positive. Owners report a noticeable improvement in composure, less pitch and roll, and a tasteful drop that looks right without compromising practicality over speed bumps or rougher surfaces.

Professional installation

For fitting, we recommend booking with MJ Modifications in Warwickshire. Request a quote and availability via info@mjmodifications.co.uk.

Search-friendly terms

BMW 3 Series suspension upgrade, F30 AWD springs, F31 estate lowering kit, F34 GT sport suspension, BMW xDrive coil springs, 330d diesel lowering, stance upgrade, performance springs for BMW, road handling improvement, coilover alternative, sport springs for adaptive dampers, UK road ready suspension.