ST Sport Suspension Kit - 20/10 - 3 -series; E90, E91, E92, E93 (390L, 392C, 3C, 3K, 3L), Saloon 09/06-01/12 335i, 335d

Transform your BMW 3 Series handling with a matched spring and shock package

Give your E9x BMW the stance, grip and confidence it deserves. This performance suspension package delivers a tasteful ride height drop and a huge improvement in control, without ruining day-to-day comfort. Ideal for spirited road use, commuting and weekend blasts, it is a superb upgrade for anyone seeking sharper turn-in, reduced body roll and a more planted feel in all conditions.

Key benefits

• Balanced drop for a purposeful look and improved aerodynamics - approximately 20 mm at the front and 10 mm at the rear.
• Matched springs and twin-tube shock absorbers work together for precise handling, strong mid-corner stability and reassuring high-speed composure.
• Progressive-rate coils help keep ride comfort intact on British roads while tightening up body control under braking and cornering.
• Durable, corrosion-resistant spring finish and robust damper construction for long service life.
• Engineered to OE standards for consistent quality and fitment.

Compatibility

BMW 3 Series E9x platform - Saloon, Touring, Coupe and Convertible from 09/2006 to 01/2012, including 335i and 335d. Internal codes supported: 390L, 392C, 3C, 3K, 3L.

Technical details

• Power range: 210 to 240 kW
• Maximum front axle load: 1090 kg
• Maximum rear axle load: 1135 kg
• Lowering front and rear: 20 mm front, 10 mm rear
• Twin-tube dampers, vehicle-specific valving
• High-strength steel springs with multi-layer coating and epoxy top coat

What you get

A complete suspension upgrade for the front and rear consisting of performance shock absorbers and progressive-rate springs, calibrated specifically for the E90, E91, E92 and E93 chassis.

Why enthusiasts choose this upgrade

It strikes the sweet spot between comfort and control. Expect crisper steering response, better traction out of corners and a tidy, even stance that complements the 3 Series lines. We have installed this setup on customer cars and the feedback has been outstanding - smoother composure over uneven tarmac and a more connected feel without harshness.

Ideal searches this product answers

BMW 3 Series suspension upgrade, E90 lowering kit, E91 Touring shocks and springs, E92 handling upgrade, E93 convertible suspension, BMW 335i suspension, BMW 335d suspension, sport shocks and springs, ride height reduction kit, performance dampers, chassis upgrade, BMW E9x stance, road and fast-road suspension.

Fitting and setup

Professional installation is recommended for best results. MJ Modifications offers fitting, alignment and setup in Warwickshire. For a quote or to book, email info@mjmodifications.co.uk.

Notes

• Confirm axle loads and vehicle details before ordering to ensure suitability.
• Wheel alignment is recommended after installation to optimise tyre wear and performance.

Ready to upgrade

Order now for a clean drop, stronger cornering grip and a refined, sportier drive on your BMW 3 Series E9x.