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Powerfly 8 FS Plus

$4,999.99
was
Model 2931600-2017
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More power, more bike

Powerfly eMTB builds on its success with a new full suspension lineup that borrows from Trek’s proven off-road legacy.

The full suspension Powerfly makes mountain biking even more fun. The Bosch Performance CX pedal assist e-bike system makes for a supremely capable electric bike that allows you to go farther and have more fun.

Key features

  • Trek MTB legacy makes Powerfly a true mountain bike
  • Knock Block frame defense protects from spinning handlebars
  • ABP gives you more confidence and control on the trail
  • Powerful central-mount Bosch motor, for speeds up to 20 mph

Features

Specifications

  • Frameset

    Frame
    Alpha Platinum Aluminum, ABP, Boost148, EVO link, E2 tapered head tube, Mino Link, Knock Block steerer stop, internal derailleur & dropper post routing, 130mm travel
    Front suspension
    RockShox Yari RL, Solo Air, Motion Control damper, lockout, E2 tapered steerer, Boost110, G2 Geometry w/51mm offset, 130mm travel
    Rear suspension
    RockShox Deluxe RL, tuned by Trek Suspension Lab, 205x50mm
  • Wheels

    Wheels
    Bontrager sealed bearing, alloy axle hubs, Boost110 front, Boost148 rear; SUNringlé Duroc 40 SL 32-hole rims
    Front Hub
    Bontrager sealed bearing, alloy axle, Boost110
    Rear Hub
    Bontrager sealed bearing alloy axle, Boost148
    Rims
    SUNringlé Duroc 40 SL 32-hole (tubeless strips and valves included)
    Tires
    Bontrager Chupacabra, Tubeless Ready, Inner Strength sidewalls, aramid bead, 27.5x2.80"
  • Drivetrain

    Shifters
    Shimano Deore XT, 11 speed
    Rear derailleur
    Shimano Deore XT, Shadow Plus
    Crank
    Miranda Delta, 15T
    Cassette
    Shimano M7000 SLX, 11-42, 11 speed
  • Components

    Saddle
    Bontrager Evoke 2, chromoly rails
    Seatpost
    KS eThirty Integra, remote lever, 2-bolt head, 31.6mm, zero offset, internal routing
    Handlebar
    Bontrager alloy, 31.8mm, 5mm rise, 750 width
    Grips
    Bontrager inForm Evoke RL, lock-on, ergonomic
    Stem
    Bontrager Rhythm Comp, Knock Block, 31.8mm, 0 degree
    Headset
    FSA Knock Block IS-2, E2, sealed alloy cartridge
    Brakeset
    Shimano M615 Deore hydraulic disc, 203mm front/180mm rear rotors
  • Accessories

    Battery
    Bosch Powerpack Performance 500 downtube
    Controller
    Bosch Intuvia Performance
    Motor
    Bosch Performance CX
  • Weight

    Weight
    17.5" - 23.00 kg / 50.71 lbs
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Bike and frame weights are based off Trek pre-production painted frames at time of publication. Weights may vary in final production.

Sizing & fit

Proper bike fit is essential for best performance and comfort. Any size and geometry measurements shown on trekbikes.com are for general comparison purposes only. To find your perfect fit, visit an authorized Trek retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs.

Frame size number Actual frame size Geometry position Wheel size A Seat tube B Seat tube angle Effective seat tube angle C Head tube length D Head angle E Effective top tube F Bottom bracket height G Bottom bracket drop H Chainstay length I Offset J Trail K Wheelbase L Standover M Frame reach N Frame stack Frame rise
15.5 in 15.5 in Low 27.5" 36.8 71.5° 73.5° 10.0 66.9° 57.0 33.2 2.4 47.4 5.1 8.8 117.7 76.0 40.5 59.4 59.4
17.5 in 17.5 in Low 27.5" 41.9 71.5° 73.5° 10.0 66.9° 60.0 33.2 2.4 47.4 5.1 8.9 120.7 74.0 43.5 59.3 59.3
18.5 in 18.5 in Low 27.5" 44.5 71.5° 73.5° 10.5 66.9° 62.0 33.2 2.4 47.4 5.1 8.9 122.8 73.5 45.3 59.8 59.8
19.5 in 19.5 in Low 27.5" 47.0 71.5° 73.5° 11.0 66.9° 63.4 33.2 2.4 47.4 5.1 8.9 124.3 73.0 46.6 60.2 60.2
21.5 in 21.5 in Low 27.5" 52.1 71.5° 73.5° 12.5 66.9° 66.2 33.2 2.4 47.4 5.1 8.9 127.3 74.0 49.0 61.6 61.6

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