YCW BMW E46 M3 Coilover Kit 4K/12K – Reference Series
Upgrade your BMW E46 M3 suspension with the YCW Reference Series coilovers, the ideal E46 M3 coilover kit for fast-road and track-day use. If you are searching for BMW E46 M3 coilovers, E46 M3 adjustable suspension, height adjustable coilovers for E46 M3, or the best coilovers for E46 M3 with Swift springs, this kit delivers outstanding handling, ride quality and durability at a sensible price point. At only marginally more than a budget setup, you get a higher quality, better performing mid-range coilover solution with an industry-leading warranty, superb after-sales technical support and full serviceability.
We use and recommend these coilovers at Nforcd, and customer feedback has been excellent. Expect sharper turn-in, confidence-inspiring stability and compliant damping that works on British roads as well as on circuit. If you want E46 M3 coilovers that balance comfort and performance, this YCW coilover kit is a top choice.
Key features and specifications
- YCW Reference Series Coilovers – spec'd for superior performance, priced for affordability, over-engineered for comfort and safety
- 4K/12K spring rates supplied (OEM-balanced spring rates)
- Forged 6061-T6 hard anodised aluminium front upper mounts
- High-tensile carbon steel front camber and caster plates with anti-slip coating
- Oversized PTFE-lined Japanese spherical upper mount bushings
- Forged 6061-T6 hard anodised aluminium upper spring perches with sealed Japanese radial bearings
- 65 mm ID cold-wound Japanese HS5.TW steel linear springs from SWIFT
- 52 mm OD cold-drawn Japanese SAE 1020 seamless carbon steel shock bodies
- Black-zinc plated fully threaded shock bodies tested to 250 hours salt-spray
- Forged SAE 4140 chromoly steel piston rods with ceramic piston rod guides
- 7-level rebound adjustment for easy road and track setup
- 44 mm OD forged 7075-T6 hard anodised aluminium Double-Digressive-Blow-Off DBO Piston
- Filled with Silkolene PRO RSF VI-460 damper oil and sealed with Viton performance O-rings
- Forged 6061-T6 hard anodised lower spring perch locking collars
- Fully threaded forged 6061-T6 hard anodised or high-tensile carbon steel lower mounts
- Silicone lower mount end caps (application dependent) and weather-proof neoprene shock covers
- Fully rebuildable design with excellent parts support
Why choose these BMW E46 M3 coilovers
- Outstanding value: mid-range price with premium materials and features
- Real-world performance: compliant on the road, precise on track
- Adjustability that matters: height adjustable with 7-click rebound for quick tuning
- Durability for UK use: corrosion-resistant black-zinc hardware and quality seals
- Trusted by enthusiasts: proven Swift springs, spherical mounts and robust construction
Compatibility
BMW 3-Series E46 M3
Part number
YCW-REF-E46M
Manufactured by
YCW Engineering
Warranty
Lifetime warranty on all hard parts and a 1-year warranty on all wear parts.
Fitting and setup
For professional fitting, geometry and setup, we recommend Nforcd in Warwickshire. Request a fitting quote: Sales@nforcd.com.
Compatibility check before dispatch
To ensure correct fitment for your BMW E46 M3 coilovers, we run a compatibility check prior to dispatch. Provide your UK registration number or the last 7 digits of your VIN at checkout.
Search-friendly terms
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