H&R Monotube Coil-Over System for BMW M3 E46 (2000 onward) incl. Cabriolet M346, rear-wheel drive

Transform the way your E46 M3 drives with this German-engineered coil-over suspension from H&R. Built for enthusiasts who want sharper steering, flatter cornering and a purposeful stance, this ride height adjustable kit delivers precision on B-roads and confidence on track days while remaining compliant for everyday use with full TÜV certification.

Lowering capability

• Front: 20 to 50 mm
• Rear: 15 to 40 mm

What makes this kit special

• Inverted monotube front struts for superior rigidity and steering feedback
• Gas-pressurised damper technology for consistent performance and control
• High-tensile spring steel coils for crisp turn-in and stable body control
• Precision trapezoidal threads for smooth, reliable ride height adjustment
• Triple-layer corrosion protection over zinc-plated bodies for long service life on UK roads
• Hard-anodised aluminium rear adjusters for easy, accurate changes
• Hook spanners included for quick adjustments
• TÜV certified for road legality and quality assurance

Who is it for

If you are chasing improved grip, reduced roll, better traction and a serious stance on your BMW M3 E46, this performance suspension kit hits the mark. Ideal for fast road, occasional track and daily driving where precision matters without sacrificing comfort.

Compatibility

BMW 3-Series M3 E46, 2000 onward, two-wheel drive, including Cabriolet Typ M346.

Real-world feedback

We run these on customer E46 M3 builds and the difference is immediate. Owners report tighter turn-in, rock-solid mid-corner stability and a planted feel under power, with a ride quality that remains compliant for daily use. The stance is spot on and the adjustability makes dialling in your preferred setup straightforward.

Installation and setup

For professional fitting and geometry, book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

After installation we recommend a full four-wheel alignment and a post-settle re-torque check once the springs and dampers have bedded in.

Why choose H&R for your E46 chassis

• German precision and durability trusted by BMW enthusiasts across the UK
• Road and track capability with easy ride height tuning for stance and clearance
• Consistent damping thanks to monotube design and gas pressure stability

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