ST Suspensions Lowering Springs for BMW 3 Series E90 E91 E92 E93 (E9x) 2005-2013 335i 335d - Sport/Drop Coil Spring Kit 20mm Front 10mm Rear - Saloon Touring Coupe Cabriolet - OEM/EDC Damper Compatible 390L 392C 3C 3K 3L

Transform the way your BMW drives with ST performance springs engineered for the E9x platform. Lower your ride height by 20 mm at the front and 10 mm at the rear for a sharper stance, quicker turn in and confidence-inspiring stability while keeping everyday comfort. We run these on our own builds and customer cars and feedback on ride quality, handling and looks has been excellent.

• Ride height reduction: approx. 20 mm front and 10 mm rear for a level, purposeful look
• Enhanced handling: reduced body roll, improved steering response and better high speed composure
• OEM friendly: works with factory dampers including electronic damping systems
• Durable construction: chrome silicon spring steel, heat treated and shot peened, epoxy powder coated for corrosion resistance
• Vehicle specific rates for the E9x chassis for balanced comfort and control
• Sleeved coils where required to keep things quiet in operation

Compatibility and tech details

• BMW 3 Series E9x platform 2005 onwards including Saloon, Estate, Coupé and Convertible
• Suitable for 335 petrol and 335 diesel models within the stated axle loads
• Chassis references covered: 390L, 392C, 3C, 3K, 3L
• Front axle load up to 1090 kg
• Rear axle load up to 1200 kg
• Engine output range: 210 to 240 kW

Why choose these springs

• Proven upgrade for road use and spirited driving without harshness
• Clean, even drop that complements OEM wheels or aftermarket setups
• OEM quality manufacturing for fit and longevity

What you get

• Complete front and rear spring set tailored to your vehicle
• Installation instructions

Fitting and setup

Professional installation and a post fitment four wheel alignment are strongly recommended for best results. Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Important notes

• Always confirm your vehicle’s axle weights before ordering
• Lowering amounts are approximate and may vary with factory options and equipment

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