ST Suspensions Lowering Springs Kit for BMW 6 Series F06 F12 F13 (2011+) - 30mm Front / 20mm Rear Drop - Sport Coil Spring Set, Suspension Lowering / Drop Springs - Fits 640i 635d 640d Coupe, Convertible, Gran Coupe - Adaptive Damping Compatible

Performance suspension upgrade for BMW 6 Series F06 F12 F13

Transform the look and handling of your BMW grand tourer with this high quality ST sport spring set. Designed specifically for the F06 Gran Coupe, F12 Convertible and F13 Coupe in 640i petrol and 635d 640d diesel variants, this coil spring upgrade delivers a tasteful ride height reduction for a sharper stance and a more connected drive without compromising everyday comfort.

Ride height reduction

• Front drop: 30 mm
• Rear drop: 20 mm

Why enthusiasts choose these springs

• Noticeably reduced body roll and nose dive for more confidence in corners
• Sharper turn-in and improved steering response for a sportier feel
• Clean, level stance that perfectly fills the arches
• Engineered to work with factory dampers, including cars with electronic damping systems

Engineering and build quality

• Manufactured to OEM-level standards for precise fitment
• Vehicle-specific spring rates for balanced comfort and control
• Chrome-silicon spring steel for durability and consistent performance
• Multi-tempered for long-term strength and reliability
• Epoxy coated for excellent corrosion resistance in UK conditions

Fitment and checks

• Platform compatibility: BMW F06 Gran Coupe, F12 Convertible, F13 Coupe
• Models: 640i, 635d, 640d
• Year: 2011 onwards
• Suitable for vehicles with adaptive damping
• Maximum front axle load: 1140 kg
• Maximum rear axle load: 1330 kg
• Engine output range supported: 230-235 kW

Real-world results

We have fitted these springs to customer cars and the feedback is consistently positive. Owners love the improved road holding, reduced arch gap and refined ride quality. It is a simple, effective suspension tuning solution for daily-driven and weekend cars alike.

Installation

Professional fitting available at MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote. We recommend a suspension geometry check after installation.

Search-friendly fitment terms

BMW 6 Series lowering springs, F06 F12 F13 sport springs, BMW 640i 640d 635d suspension upgrade, coil spring kit, drop springs, ride height lowering, stance springs, performance springs for BMW 6 Series, adaptive suspension compatible.