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EXT-USA

EXT Ferro EMX Fork

EXT Ferro EMX Fork

Regular price $1,895.00 USD
Regular price $2,150.00 USD Sale price $1,895.00 USD
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CORE FEATURES

  • Robust dual crown inverted MX design (USD)
  • 36mm Ø hard chromed steel stanchions (heat treated 42CrMo4) with Superfinish surface treatment
  • HS3 3- twin positive air system ¬+ 1 large negative self-balancing air chamber, allows for an optimum level of support through all the travel
  • High flow 3-way cartridge damper system with independent high & low speed compression plus rebound damping adjustment.
  • Superfinish inner tube coating
  • External pressure air release system on both legs
  • Twin hexagonal floating axle, boost compatible ∅20mm
  • Air spring and cartridge radial guide system with bespoke aeronautical seals (minimize friction on side loads)
  • Large piston design for best damping control and separate IFP/coil energized compression valve
  • No cavitation and low hysteresis
  • Self-hydraulic cartridge bleeding
  • Dedicated Mobile Sliding DU guiding system with super-long static overlap (for maximum guidance and best torsional rigidity). (CGB Continuously Guided Bushing system, increase stiffness)
  • 205 mm of travel and 44 mm offset
  • 200 mm post mount brake
  • Weight 4000gr
  • Pressure release one-way valves on both legs
  • Compatible with stock fender design
  • Boost Hub Spacing for more flexibility with after market wheel sets.

    NOTICE: If you are running a stock wheel or a wheel that is not specifically designed for use with BOOST hubs you will need to install a rotor adaptor that is available HERE

    Note: For the Sur Ron if you are not on the most current model a head tube reinforcement clamp is recommended. This item is standard equipment on the current Model year bikes. We have them available for purchase on request.

      Plush    Firm  
    Rider Weight  Main Chamber (+) Ramp Chamber (++) Main Chamber (+) Ramp Chamber (++)
    120 70 88 80 110
    140 80 100 90 125
    160 90 113 105 150
    180 100 125 120 170
    200 110 138 130 180
    220 120 150 145 200
    240 130 163 156 200

    Bike Compatibility: 

     

    Manufacturer Model  Direct fit?  Notes
    Surron LBX/S Yes w/ Boost Rotor Spacer All model Years Compatible 
    Talaria  MX3/4 Yes w/ Boost Rotor Spacer All Model Years Compatible
    xXx
    MX5 No MX5 Version Available Soon!
    E-Ride Pro S/SS/2.0 Yes w/ Boost Rotor Spacer N/A
    3.0

    Yes, with available EXT Brake adaptor

    The fork will fit the SR model as well but will not be covered by warranty.
    Ventus One/One+ N/A Yes w/ Boost Rotor Spacer N/A
    79 Bike N/A Yes w/ Boost Rotor Spacer N/A
    Rawrr

    Mantis  & Mantis X

    Yes w/ Boost Rotor Spacer N/A
    Zero  XB Yes w/ Boost Rotor Spacer

    N/A

     

    Rerode  R1 & Ewatt 2.0 Yes w/ Boost Rotor Spacer

    N/A

    Other Brands N/A N/A Please Email us for Inquiries

     

     

     

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