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MFactory BMW E82 E92 21lb Chromoly-Nitride Racing Single Mass Fly Wheel (SMFW) 135i & 335i

Regular price $604.00 USD
Regular price $642.00 USD Sale price $604.00 USD
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Achieve increased throttle response and acceleration with the MFactory range of single-piece Lightweight Flywheels, designed to fit OEM / OEM-style Clutch.

We highly recommend to fit this with the SPEC BMW N54 Stage 3+ Clutch designed for the MFactory Flywheel.


Diamond Cut to exacting tolerances from Forged Chromium-Molybdenum Steel 
Perfect fitment & finish ensures hassle-free installation 

Designed using leading-edge Solidworks 3D CAD & Cosmos FEA software 
Advanced Geometry minimizes parasitic drivetrain losses. Race transmissions built with MFactory components transfer, on average, 1-2% more power to the ground over our competitors! 

Precision Balanced to over 12000rpm 
Ensures the utmost reliability from our Lightweight Flywheels, which are specifically designed to reduce weight and inertia for improved engine response and acceleration 



  • Made from imported Japanese SAE 4140 Steel
  • Forged, Double Tempered and Super Sub-Zero treated for unsurpassed toughness
  • Proprietary Nitride surface treatment for increased surface hardness


    MF-TRS-09E92 (8-Bolt)

    BMW E82 & E88 135i (2006 - 2008) 

    BMW E90/E91/E92/E93 335i/ix (2006 - 2008) 

    Compatible with Manual Transmission only


    MF-TRS-09E92A (6-Bolt)

    BMW E82 & E88 135i (2009+) 

    BMW E90/E91/E92/E93 335i/ix (2009+) 

    Compatible with Manual Transmission only


    To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number(UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.

    MF-TRS-09E92 (8-Bolt)

    MF-TRS-09E92A (6-Bolt)

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    MFactory Competition Products will provide a limited 1 year warranty for all Lightweight Flywheels to be free of defects in materials and workmanship upon receipt of product and professional installation.