Performance M
STX Coilover Kit - 3-series (F30, F31); (3L, 3K) station wagon; 2WD without electronic dampers max. allowed axle weight in kg Front: -913
STX Coilover Kit - 3-series (F30, F31); (3L, 3K) station wagon; 2WD without electronic dampers max. allowed axle weight in kg Front: -913
Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.
Couldn't load pickup availability
ST X Height-Adjustable Suspension for BMW 3 Series F30 F31 Touring RWD
Transform the way your BMW drives and looks with this premium height-adjustable suspension kit engineered by KW Automotive. Perfect for fast-road use and daily driving, this performance suspension delivers a confident drop, sharper turn-in and a composed ride without the harshness. Ideal for rear-wheel drive models without adaptive damping or EDC.
Compatible vehicles
BMW 3 Series F30 Saloon and F31 Touring estate models, including 3L and 3K station wagon variants. Rear-wheel drive only. For cars without electronic or adaptive dampers.
Lowering range
- Front: 40 to 65 mm
- Rear: 30 to 55 mm
Maximum axle loads
- Front: up to 913 kg
- Rear: up to 1265 kg
Why enthusiasts choose this upgrade
- Sporty, confidence-inspiring handling with reduced body movement and improved stability in corners
- Road-friendly comfort with precise control for fast-road driving
- Continuous ride height adjustment for the perfect stance and wheel fitment
- Built by KW Automotive for outstanding quality and durability
Engineering highlights
- Galvanised struts with additional coating for strong corrosion resistance
- Twin-tube dampers with high-quality internals for longevity
- Chrome-plated piston rods for smooth damper operation
- Monoblock guide and ST seal package to keep contaminants out, whatever the weather
- Adjustable spring perch using a robust polyamide collar for easy fine-tuning
- Complete kit with matched springs, bump stops and dust protection
Real-world results
We have installed this setup on customer cars and our own builds, and the feedback is consistently excellent: tighter turn-in, better grip on B-roads, and a refined ride that makes your 3 Series feel planted without being crashy. If you want a proper drop with everyday usability, this is the sweet spot.
Perfect for searchers looking for
BMW F30 suspension upgrade, F31 Touring lowering kit, adjustable ride height, drop kit, stance setup, performance shocks and springs, height adjustable shocks, non-EDC suspension, no adaptive damping, KW engineered coilover system, fast-road suspension, BMW estate suspension, rear-wheel drive suspension kit.
Professional installation
Want it fitted right first time? Book professional installation with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a fitting quote and availability.
Order now to unlock sharper handling, a cleaner stance and everyday comfort from a proven, KW-engineered setup designed specifically for your BMW 3 Series.
Share
