H&R Sport Lowering Springs 30mm for BMW 4 Series F33 Convertible/Cabriolet xDrive AWD (428i 430i 435i 435d 440i) Drop Suspension Coil Spring Kit, TUV Approved, Adaptive M & EDC Compatible - 28802-4

H&R Sport Spring Set for BMW 4 Series F33 Cabriolet xDrive - 30 mm Ride-Height Reduction - Part 28802-4

Give your all wheel drive BMW F33 Convertible the stance and chassis response it deserves with this German engineered H&R spring set. Expect approximately 30 mm lower ride height front and rear, a tighter, more planted feel, crisper steering and a cleaner wheel arch fitment while retaining day to day comfort. TUV approved and designed to work seamlessly with factory dampers including Adaptive M Suspension and EDC, as well as quality aftermarket shock absorbers.

Part number: 28802-4

What you will notice

• Aggressive, even drop around 30 mm front and rear for a purposeful cabriolet stance and reduced arch gap
• Flatter cornering, improved stability and sharper turn in on fast road driving
• Lower centre of gravity for increased confidence without a harsh ride
• Optimised spring rates for performance with comfort on UK roads
• Powder coated finish for long term corrosion resistance
• Made in Germany with TUV certification for quality and safety
• Supplied as a complete set for the car, front and rear
• Compatible with OE dampers and adaptive systems, plus reputable aftermarket shocks

Lowering specification

• Front drop: approximately 30 mm
• Rear drop: approximately 30 mm

Fitment and compatibility - F33 AWD only

For BMW 4 Series Convertible F33 xDrive models only:

• 428i xDrive F33
• 430i xDrive F33
• 435i xDrive F33
• 435d xDrive F33
• 440i xDrive F33

Engine codes covered include N20, B48, N55, N57 and B58. Not suitable for rear wheel drive versions, F32 Coupe or F36 Gran Coupe. If your car is RWD, please choose the dedicated rear wheel drive spring kit for your model.

Real world results

We have fitted this H&R set to customer F33 xDrive cabriolets and the feedback is consistently positive. Owners report a perfect 30 mm drop, much better body control and a tidy, level look that complements OEM wheels and aftermarket wheel upgrades alike. Ride quality remains civil for commuting and longer journeys.

Why choose H&R for your BMW suspension upgrade

• Premium German manufacturing with strict quality control
• TUV approved for road use and safety
• Proven improvement to handling without compromising daily comfort
• A cost effective alternative to coilovers for road driven cars

Installation and support

Professional fitting, alignment and geometry setup available at MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a fitted price, lead time and any technical advice on compatibility with your specific F33 xDrive, including cars with Adaptive M Suspension or EDC.

Warranty

1 year H&R warranty.

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