ST Lowering Spring Kit - 30/20 - 3 -series; E90, E91, E92 (390X, 3C, 3L) 4WD coupe 09/06- 325i xDrive, 330i xDrive, 335i xDrive, 320d xDrive

Transform your BMW 3 Series xDrive with a precise ride height drop and sharper handling. This ST performance spring set delivers an approx 30 mm front and 20 mm rear reduction for a cleaner stance, reduced arch gap and confident cornering while retaining everyday comfort. Engineered specifically for the xDrive chassis and designed to work with standard shock absorbers, including cars equipped with factory electronic damping.

Vehicle compatibility

• BMW 3 Series xDrive AWD E90 Saloon, E91 Touring, E92 Coupé from 09/2006
• Petrol: 325i, 330i, 335i xDrive
• Diesel: 320d xDrive
• BMW type codes: 390X, 3C, 3L

Why upgrade to these ST springs

• Sportier stance with an approx 30 mm front and 20 mm rear drop
• Lower centre of gravity for reduced body roll and quicker turn in
• Designed to run with OE dampers and compatible with adaptive damping systems
• Vehicle specific spring rates for balanced road manners and control
• Built to OE standards from chrome silicon spring steel
• Epoxy powder coated for long term corrosion resistance
• Multi stage heat treated and sleeved where required for durability and quiet operation

Key specifications

• Engine output range: 135 to 225 kW
• Maximum front axle load: 1090 kg
• Maximum rear axle load: 1135 kg
• Lowering front and rear: 30 mm and 20 mm

Real world results

We have fitted these springs on customer cars and the feedback has been consistently positive. Expect a tighter, more planted feel, improved grip through bends and a tidy OEM+ look that complements both road wheels and wider tyre setups. A proven upgrade for anyone searching for BMW E90 xDrive lowering springs, E92 AWD drop springs, BMW 3 Series sport suspension or a simple ride height reduction without going to coilovers.

Fitting and support

Professional installation recommended. For expert fitting, contact MJ Modifications in Warwickshire for a quote: info@mjmodifications.co.uk.

Helpful notes

• Always confirm your vehicle’s axle loads and model year before ordering
• Actual lowering can vary slightly based on engine, options and equipment level
• Intended for use with original style shock absorbers, including electronically controlled dampers

Upgrade your BMW’s handling and appearance in one go. If you are searching for BMW 3 Series xDrive sport springs, E90 AWD suspension upgrade, E91 Touring lowering springs or E92 Coupé stance improvement, this ST spring set is the clean, reliable solution that delivers performance you can feel every day.