Powerfly FS 4

Powerfly FS 4 is a full suspension electric mountain bike built to tackle rugged trail adventures. The plush suspension setup soaks up rough terrain, and the powerful Bosch electric drive system boosts your capacity to crush climbs and mile after mile of singletrack.

Specifications

Frameset
  • Frame
    Alpha Platinum Aluminum, Removable Integrated Battery (RIB), tapered head tube, internal routing, Motor Armor, magnesium rocker link, rack and fender mount, ABP, Boost148, 100mm travel
  • Fork
    SR Suntour XCR 34, air spring, LO R damper, hydraulic lockout, tapered steerer, 41mm offset, oversized crown for eMTB, Boost110, 15mm bolt-on thru axle, 100mm travel
  • Rear Shock
    SR Suntour Edge R, 190mm x 45mm
Drivetrain
  • Rear Derailleur
    Shimano Deore M5120, long cage
  • Shifter
    Shimano Deore M4100, 10 speed
  • Crank
    Shimano Deore M4100, 11-46, 10 speed
  • Cassette
    KMC X10, 10 speed
  • Chain
    KMC X10, 10 speed
Components
  • Brakes
    (F) Tektro HD-M275 hydraulic disc, (R) Tektro HD-M275 hydraulic disc
  • Rotors
    Tektro, 6-bolt, 203mm
  • Seatpost
    TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length
  • Saddle
    Bontrager Arvada, steel rails, 138mm width
  • Handlebar
    Bontrager alloy, 31.8mm, 15mm rise, 720mm width
  • Stem
    Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length
  • Grips
    Bontrager XR Trail Comp, nylon lock-on
Wheels
  • Wheel Size
    29"
  • Tires
    Bontrager XR3 Comp, wire bead, 30tpi, 27.5x2.35''
E-bike System
  • Motor
    Bosch Performance CX, magnesium motor body, 250 watt, 85 Nm, 20mph or 32km/h max assist
  • Battery
    Bosch PowerTube 500Wh
  • Battery Charger
    Bosch compact 2A, 100-240V, smart system
More Info
Mountain bike pricing and specifications are ever changing. This info was last updated February 24, 2022.
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