Bike Comparison
    MSRP
    $3,899
    Where to Buy
    $1

    At

    Category
    Trail
    Weight
    30.4 lbs
    5.6
    Aluminum
    Fork
    Fox Rhythm Float 34
    Shock
    Fox
    Wheels
    Aluminum
    29″ / 29″
    Brakes
    Hydraulic Disc
    Groupset
    GX Eagle, X1
    Drivetrain
    1 × 12
    Suspension
    Full
    Front Travel
    140mm
    Rear Travel
    130mm
    Brand Site

    trekbikes.com

    Summary
    The Trek Fuel EX 8 GX is a 29″ / 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 GX
    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 GX

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

    BB StandardBB86/BB92, Press Fit

    Tire Clearance2.6"

    ColorsRage Red to Dnister Black Fade; Dark Aquatic / Trek Black

    Fork

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

    Shock

    Size: XS, S, Fox Performance Float EVOL, 3-position RE:aktiv damper, tuned by Trek Suspension Lab, 210 mm x 52.5 mm; Size: S, M, ML, L, XL, XXL, Fox Performance Float EVOL, 3-position RE:aktiv damper, tuned by Trek Suspension Lab, 210 mm x 55 mm

    Bottom Bracket

    SRAM DUB, 92 mm, PressFit

    Headset

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

    Stem

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

    Handlebar

    Size: XS, S, Bontrager Line, alloy, 35 mm, 27.5 mm rise, 750 mm width; Size: M, ML, L, XL, XXL, Bontrager Line, alloy, 35 mm, 27.5 mm rise, 780 mm width

    Saddle

    Bontrager Arvada, hollow chromoly rails, 138 mm width

    Seatpost

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

    Grips

    Bontrager XR Trail Elite, nylon lock-on

    Groupset
    Rear Derailleur

    SRAM GX Eagle

    Crank

    Size: XS, S, SRAM X1 Eagle, DUB, 30T steel ring, 52 mm chainline, 170 mm length; Size: M, ML, L, XL, XXL, SRAM X1 Eagle, DUB, 30T steel ring, 52 mm chainline, 175 mm length

    Shifters

    SRAM GX Eagle, 12-speed

    Cassette

    SRAM Eagle XG-1275, 10-52, 12-speed

    Chain

    SRAM GX Eagle, 12-speed

    Brakes

    SRAM G2 R hydraulic disc

    Wheels
    Rims

    Front: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, Rear: Bontrager Line Comp 30, Tubeless-Ready, Rapid Drive 108, 6-bolt, Boost148, 12 mm thru axle

    Spokes

    DT Swiss Champion, J-Bend, Black

    Front Hub

    Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle

    Rear Hub

    Bontrager alloy, sealed bearing, 6-bolt, 108T 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, 27.5x2.40"; 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, 29x2.40"; 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, SRAM CenterLine, 6-bolt, round edge, 180 mm; Size: M, ML, L, XL, XXL, SRAM CenterLine, 6-bolt, round edge, 200 mm

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