KONI Sport Suspension Lowering Kit for BMW 4 Series Convertible F33 (Cabrio/Cabriolet) - Shock Absorbers & Springs Set 15mm Front / 10mm Rear - M Sport/M-Technik - RWD Only - Excludes xDrive & EDC - Front Axle <= 965 kg

Sport Suspension Kit for BMW 4 Series Convertible F33, spring and shock package for M Sport chassis

Give your BMW 4 Series Cabriolet F33 the handling it deserves with this KONI Sport spring and damper package. This uprated suspension kit delivers crisp steering response, flatter cornering and a purposeful ride height drop while keeping everyday comfort for UK roads. Ideal for fast road use and drivers who want sharper dynamics without going to coilovers.

Ride height reduction: front 15 mm, rear 10 mm

Front axle rating: up to 965 kg

What you get

• 4 KONI Sport performance dampers, precision matched
• Matched lowering springs for a balanced chassis

Why this kit works on the F33

• Sharper handling and stability, with reduced roll and pitch for confident cornering
• Improved grip and traction, inspires confidence on B-roads and motorway commutes
• Subtle drop for a clean, factory-plus stance that complements the 4 Series lines
• Engineered pairing of shocks and springs for consistent performance and ride quality

Compatibility

• BMW 4 Series F33 convertible, including models with M Sport, M-Technik suspension
• Rear-wheel drive vehicles only, not suitable for xDrive all-wheel drive
• Not for cars equipped with electronic damping control, also known as EDC or adaptive damping
• Front axle load up to 965 kg

Proven on customer cars

We have fitted this kit to multiple F33 convertibles and run it ourselves. Customers consistently report quicker turn-in, more composure over uneven surfaces and a planted feel at speed, with a comfortable day-to-day ride and a smart drop that looks right.

Installation

Professional fitting and a four-wheel alignment are strongly recommended for best results. MJ Modifications in Warwickshire can supply and fit, and we know this setup inside out. For a fitting quote email info@mjmodifications.co.uk.

Search-friendly terms

BMW F33 cabriolet suspension kit, BMW 4 Series convertible spring and damper kit, KONI sport shocks and springs F33, BMW 4 Series drop-top suspension upgrade, lowering kit 15 mm front 10 mm rear, uprated shocks and springs BMW F33, performance handling kit for BMW convertible, M Sport chassis upgrade, non AWD suspension package, without adaptive damping F33, front axle load 965 kg compatible, fast road suspension BMW 4 Series.