Bike Comparison
    MSRP
    $3,449
    Where to Buy
    $1

    At

    Category
    Trail
    Weight
    30.4 lbs
    5.4
    Aluminum
    Fork
    Fox Rhythm Float 34
    Shock
    Fox
    Wheels
    Aluminum
    27.5″ / 29″
    Brakes
    Hydraulic Disc
    Groupset
    GX Eagle, Truvativ Descendant
    Drivetrain
    1 × 12
    Suspension
    Full
    Front Travel
    140mm
    Rear Travel
    130mm
    Brand Site

    trekbikes.com

    Summary
    The Trek Fuel EX 8 is a 27.5″ / 29″ aluminum frame full suspension trail bike with high-end components.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Fuel EX 8
    Other Trail bikes
    Gear Range

    A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

    Lowest gear

    (climbing)

    26 mph

    Fuel EX 8

    Highest gear

    (descending)

    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Frame

    Alpha Platinum Aluminum, tapered head tube, Knock Block, Control Freak internal routing, downtube guard, ISCG 05, magnesium rocker link, Mino Link, ABP, Boost148, 130mm travel

    BB StandardBB86/BB92, Press Fit

    Tire Clearance2.6"

    Fork

    Fox Rhythm 34, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 140mm travel

    Shock

    Size: XS, S, Fox Performance Float EVOL, RE:aktiv 3-position damper, tuned by Trek Suspension Lab, 210x52.5mm; Size: S, M, ML, L, XL, XXL, Fox Performance Float EVOL, RE:aktiv 3-position damper, tuned by Trek Suspension Lab, 210x55mm

    Bottom Bracket

    SRAM DUB, 92mm, PressFit

    Headset

    Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom

    Stem

    Size: XS, S, Bontrager Line, 35mm, Knock Block, 0 degree, 40mm length; Size: M, ML, L, XL, XXL, Bontrager Line, 35mm, Knock Block, 0 degree, 50mm length

    Handlebar

    Bontrager Line, alloy, 35mm, 27.5mm rise, 780mm width

    Saddle

    Bontrager Arvada, hollow chromoly rails, 138mm width

    Seatpost

    Size: XS, S, Bontrager Line Dropper, 100mm travel, internal routing, 31.6mm, 345mm length; Size: M, ML, L, XL, XXL, Bontrager Line Dropper, 150mm travel, internal routing, 31.6mm, 440mm length

    Grips

    Bontrager XR Trail Elite, alloy lock-on

    Groupset
    Rear Derailleur

    SRAM GX Eagle

    Crank

    Size: XS, S, Truvativ Descendant 6k Eagle, DUB, 30T steel ring, Boost (52mm chainline), 170mm length; Size: M, ML, L, XL, XXL, Truvativ Descendant 6k Eagle, DUB, 30T steel ring, Boost (52mm chainline), 175mm length

    Shifters

    SRAM GX Eagle, 12 speed

    Cassette

    SRAM XG-1275 Eagle, 10-50, 12 speed

    Chain

    SRAM GX Eagle, 12 speed

    Brakes

    Shimano Deore M6000 hydraulic disc

    Wheels
    Rims

    Front: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, Rear: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, 54T Rapid Drive, SRAM XD driver, Boost148, 12mm thru axle

    Tires

    Size: XS, S, Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120 tpi, 27.5x2.60''; Size: S, M, ML, L, XL, XXL, Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120 tpi, 29x2.60''

    Disc Rotors

    Size: XS, S, M, ML, L, XL, XXL, Shimano RT66, 6-bolt, 180mm; Size: M, ML, L, XL, XXL, Shimano RT66, 203mm, 6-bolt

    Riders Also Compared