Performance M
STXA Coilover Kit - 4-series (F32, F33, F36); (3C) coupe; 2WD without electronic dampers max. allowed axle weight in kg Front: -1090
STXA Coilover Kit - 4-series (F32, F33, F36); (3C) coupe; 2WD without electronic dampers max. allowed axle weight in kg Front: -1090
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Transform the handling and stance of your BMW 4 Series
Unlock sharper turn-in, reduced body roll and a purposeful ride height with the ST Suspension XA adjustable coilover system for BMW 4 Series RWD models. Tailored for non-EDC cars, this height and rebound adjustable suspension upgrade delivers road comfort with real performance precision, making it ideal for daily driving, weekend blasts and occasional track days.
Who it fits
Compatible with BMW 4 Series F32 coupe, F33 convertible and F36 Gran Coupe, rear wheel drive, vehicles without adaptive damping or EDC.
Lowering range
- Front drop: 40 to 65 mm
- Rear drop: 30 to 60 mm
Axle load limits
- Front permissible axle load: 951 to 1090 kg
- Rear permissible axle load: up to 1230 kg
Why choose ST XA for your BMW
- Rebound adjustability from the top of the piston rod for quick, tool-friendly fine tuning
- Height adjustable front and rear via threaded bodies for precise stance and rake
- KW Automotive twin-tube damping technology for superb control and ride quality
- Low-friction, pressure-resistant damper housings with a robust guide and seal package
- Galvanised struts with additional protective coating for long-term corrosion resistance
- Complete package with adjustable spring seats, performance springs, bump stops and dust boots
- TÜV-tested adjustment range for confident, road-legal lowering
Real-world results
We run these on customer cars and the feedback is consistently positive. You get a compliant ride on UK roads, better composure over undulations, and a noticeable improvement in cornering grip. Dial the rebound firmer for maximum stability or soften it for comfort on longer journeys. The difference versus stock suspension is immediate and confidence-inspiring.
Perfect for enthusiasts who want
- BMW 4 Series suspension upgrade with adjustable shocks and springs
- Improved handling without sacrificing daily usability
- Clean, even lowering for enhanced appearance and tyre-to-arch fitment
- A track-capable setup that remains refined on the road
Search-friendly highlights
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Installation and setup
Professional fitting and a full four-wheel alignment are strongly recommended. After installation, allow the suspension to settle before final ride height and geometry adjustments. Corner-weighting is optional for those seeking the most precise balance.
Prefer a hassle-free install. Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.
Notes
- Designed for rear wheel drive models without electronic damping control
- Lowering range may vary slightly depending on model, specification and accessories
- Always observe axle load limits listed above
Upgrade your BMW 4 Series with a premium coilover suspension package that blends comfort, control and curb appeal. Order today and enjoy precise handling, improved road feel and a clean, even drop.
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