ST Lowering Spring Kit - 30/30 - 3 -series; E90, E91, E92 (390X, 3C, 3L) 4WD Touring 11/05- 330xd

Give your BMW 3 Series xDrive the stance and handling it deserves with this ST performance spring set. Perfect for E9x all-wheel-drive models, this coil spring upgrade delivers a balanced 30 mm drop front and rear for a cleaner wheel arch gap, sharper turn-in and confident cornering, all while working seamlessly with factory dampers, including cars fitted with electronic or adaptive suspension.

Ideal for daily driving and fast-road use, these drop springs are engineered to OEM standards using high-grade chrome-silicon steel and finished with a durable epoxy coating for long-lasting corrosion resistance. We use these springs on customer cars at MJ Modifications and feedback has been consistently positive for both ride quality and the way the car sits.

Vehicle compatibility and checks

• Platform: BMW 3 Series E90 saloon, E91 Touring estate, E92 coupe, xDrive 4WD, including 330xd
• Build range: from 11/2005, E9x AWD applications as listed
• Power range: 170 to 180 kW engines
• Maximum front axle load: up to 1090 kg
• Maximum rear axle load: up to 1200 kg
• Lowering: approximately 30 mm front, 30 mm rear
• Works with factory dampers, suitable for vehicles with electronic or adaptive damping

Why choose these ST springs

• Transforms stance with a tasteful ride height reduction, improves the look without going extreme
• Enhanced chassis control, reduced body roll, increased stability through bends
• Vehicle-specific spring rates for balanced comfort and performance
• Manufactured in OEM quality, multiply tempered for strength and durability
• Chrome-silicon-steel construction, epoxy coated for corrosion protection
• Partly tubed design as specified by the manufacturer

Popular search terms this upgrade covers

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Fitting and support

Professional installation recommended. For fitting, coding advice for adaptive systems and an expert check of axle loads, contact MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

What you get

• ST sport spring kit, front and rear coils matched for the E9x xDrive platform
• Lowering of approximately 30 mm front and 30 mm rear, subject to vehicle spec and condition
• Comprehensive instructions from the manufacturer

Upgrade your BMW with confidence. These springs deliver the stance enthusiasts want and the road manners you can live with every day.