SF Racing N2 Coilovers are designed for performance-focused drivers looking for high-end suspension upgrades for their 2007–2013 BMW M3 Sedan (E90). Engineered for track, circuit, and rally racing, the N2 Series features external reservoirs and a dual-piston design that increase oil capacity and improve thermal efficiency—resulting in longer-lasting, fade-resistant performance under extreme conditions.

With 32 levels of independent rebound and compression adjustment, this coilover suspension system gives you complete control over handling characteristics. Whether you're dialing in your setup for time attack, spirited canyon runs, or street performance, SF Racing N2 Coilovers deliver consistent, customizable ride quality across a wide range of driving scenarios.

Track-proven, race-ready, and street-adaptable—SF Racing N2 Coilovers deliver uncompromising control for serious drivers who demand more from their BMW M3 suspension system.

Key Features

• External reservoirs increase oil volume, reduce heat buildup, and prevent performance fade during prolonged aggressive driving.
• Dual-piston monotube design enhances response and damping control in competitive driving environments.
• 32-level rebound adjustment lets you control how quickly the suspension returns after compression.
• 32-level compression adjustment allows you to fine-tune how the suspension absorbs impacts and controls body movement.
• Independent ride height adjustment lowers your BMW M3 up to 2.5 inches without compromising suspension travel or spring preload.
• Anodized T6-6061 aluminum components provide lightweight strength and corrosion resistance.
• Zinc electroplated shock body offers long-term protection against rust and road grime.
• Top mounts available with pillowball or reinforced rubber to enhance steering precision and minimize noise.
• High-performance SAE9254 cold-wound springs ensure consistent spring rates and long-lasting durability.
• Premium NOK oil seals and 20W IP damping oil help prevent leaks and ensure smooth, reliable damping action.
• Integrated dust boots and bump stops protect internal components from debris and harsh road conditions.
• Direct bolt-on installation—no modification required unless otherwise specified for your specific E90 application.

Specifications

Part Number	SF-BM08-04-N2
Vehicle	2007-2013 BMW M3 Sedan
Drivetrain	RWD
Chassis	E90
Damper Model	External Reservoir N2 Series
Damping Adjustability	2-Way: Rebound and Compression
Damper Size - Front	52mm diameter
Damper Size - Rear	50mm diameter
Spring Rates - Front	10 kg/mm
Spring Rates - Rear	18 kg/mm
Front Top Mounts	Standard: Aluminum with Rubber Bushings Optional: Aluminum Camber Plates with Pillowball Bushings
Rear Top Mounts	Not Applicable
Front Design	True Coilover
Rear Design	Divorced (Separate shock and spring)
Fitment Notes	-

“Please note: Suspension systems may take up to 4 weeks to arrive, depending on application and build type.”