Bike Comparison
    MSRP
    $3,999$5,400
    $3,499$4,299
    $5,499$7,699
    Where to Buy
    $3,999

    26% off At Specialized

    $3,499

    19% off At Trek

    $3,199

    20% off At Cycle Limited

    See more

    $5,499

    29% off At Trek

    Category
    EnduroTrailTrail
    Weight
    34.5 lbs31.2 lbs
    6.6
    5.2
    8.8
    CarbonAluminumCarbon
    Fork
    Fox Rhythm Float 36Fox Rhythm Float 36Fox Performance Float 36
    Shock
    Fox Float X PerformanceFox Float X PerformanceFox Float X Performance
    Wheels
    AluminumAluminumCarbon
    29″27.5″ / 29″27.5″ / 29″
    Brakes
    Hydraulic DiscHydraulic DiscHydraulic Disc
    Groupset
    GX Eagle, X1XT, DeoreGX Eagle AXS
    Drivetrain
    1 × 121 × 121 × 12 Electronic
    Suspension
    FullFullFull
    Front Travel
    160mm150mm150mm
    Rear Travel
    150mm140mm140mm
    Brand Site

    specialized.com

    trekbikes.com

    trekbikes.com

    Summary
    The Specialized Stumpjumper EVO Comp, Trek Fuel EX 8 Gen 6, and Trek Fuel EX 9.8 GX AXS Gen 6 are all full suspension mountain bikes. The Stumpjumper EVO Comp has 29″ aluminum wheels and more travel, the Fuel EX 8 Gen 6 has an aluminum frame and 27.5″ / 29″ aluminum wheels, and the Fuel EX 9.8 GX AXS Gen 6 has carbon 27.5″ / 29″ carbon wheels and a better fork.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    2022 Stumpjumper EVO Comp
    2023 Fuel EX 8 Gen 6
    2023 Fuel EX 9.8 GX AXS Gen 6
    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

    2022 Stumpjumper EVO Comp

    26 mph

    2023 Fuel EX 8 Gen 6

    26 mph

    2023 Fuel EX 9.8 GX AXS Gen 6

    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

    FACT 11m carbon chassis and rear-end, asymmetrical design, 29 Trail Geometry, SWAT™ Door integration, head tube angle adjustment, threaded BB, fully enclosed internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, replaceable derailleur hanger, 150mm of travel

    BB StandardBSA, 73mm, Threaded

    ColorsGloss Arctic Blue / Black; Satin Doppio / Sand

    Alpha Platinum Aluminum, internal storage, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, guided internal routing, magnesium rocker link, 34.9mm seat tube, ISCG 05, 55mm chainline, BSA 73, downtube guard, shuttle guard, ABP, UDH, Boost148, 140mm travel

    BB StandardBSA, 73mm, Threaded

    ColorsGloss Arctic Blue / Black; Satin Doppio / Sand

    OCLV Mountain Carbon, internal storage, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, guided internal routing, magnesium rocker link, 34.9mm seat tube, ISCG 05, 55mm chainline, BSA 73, downtube guard, shuttle guard, ABP, UDH, Boost148, 140mm travel

    BB StandardBSA, 73mm, Threaded

    ColorsGloss Arctic Blue / Black; Satin Doppio / Sand

    Fork

    FOX FLOAT 36 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm QR axle, 44mm offset, S1:150mm of travel, S2-S6:160mm of travel

    Travel150mm

    Spring TypeAir

    Size: XS, S, Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 140mm travel; Size: S, M, ML, L, XL, XXL, Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 150mm travel

    Travel150mm

    Spring TypeAir

    Fox Performance 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle, 150mm travel

    Travel150mm

    Spring TypeAir

    Shock

    FOX FLOAT X Performance, Rx Trail Tune, EVOL Air sleeve, 2-position lever w/ LSR adjustment, S1:210x50mm, S2-S6:210x55mm

    Travel140mm

    Spring TypeAir

    Fox Performance Float X, 2-position damper, 185mm x 55mm

    Travel140mm

    Spring TypeAir

    Fox Performance Float X, 2-position damper, 185mm x 55mm

    Travel140mm

    Spring TypeAir

    Bottom Bracket

    SRAM DUB, BSA 73mm, Threaded

    Shimano BB-MT501 BSA

    SRAM DUB MTB Wide, 73mm, BSA threaded

    Headset

    Integrated cartridge bearing, 1-1/8'' top, 1.5'' bottom, angle adjust cup compatible

    Integrated cartridge bearing, 1-1/8'' top, 1.5'' bottom, angle adjust cup compatible

    Stem

    Alloy Trail Stem, 35mm bar bore

    Size: XS, S, Bontrager Elite, 35mm, 0 degree, 35mm length; Size: M, ML, L, XL, XXL, Bontrager Elite, 35mm, 0 degree, 45mm length

    Handlebar

    Specialized, 6061 alloy, 6-degree upsweep, 8-degree backsweep, 30mm rise, 780mm width

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

    Saddle

    Bridge Comp, Hollow Cr-mo rails, 155/143mm

    Bontrager Arvada, hollow chromoly rails, 138mm width

    Bontrager Arvada, austenite rails, 138mm width

    Seatpost

    X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9, S1: 100mm, S2: 125mm, S3: 150mm, S4/S5: 175mm, S6: 190mm

    Size: XS, S, TranzX JD-YSP39, 100mm travel, internal routing, 34.9mm; Size: M, ML, TranzX JD-YSP39, 150mm travel, internal routing, 34.9mm; Size: L, XL, XXL, TranzX JD-YSP39, 170mm travel, internal routing, 34.9mm

    Size: XS, S, Bontrager Line Elite Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 345mm length; Size: M, ML, Bontrager Line Elite Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 440mm length; Size: L, Bontrager Line Elite Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 485mm length; Size: XL, Bontrager Line Elite Dropper, 200mm travel, MaxFlow, internal routing, 34.9mm, 550mm length

    Pedals

    PEDAL, TEST RIDE PEDALS PROVIDED BY SPECIALIZED

    Grips

    Bontrager XR Trail Elite, nylon lock-on

    Bontrager XR Trail Elite, nylon lock-on

    Groupset
    Rear Derailleur

    SRAM GX Eagle, 12-speed

    Shimano XT M8100, long cage

    SRAM GX Eagle AXS

    Crank

    SRAM X1 6K, DUB, S1:165mm, S2-S5: 170mm, S6: 175mm, Alloy, 30T

    Shimano Deore M6120, 30T ring, 55mm chainline, 170mm length

    SRAM GX Eagle, DUB MTB Wide, 30T, 55mm chainline, 170 length

    Shifters

    SRAM GX, trigger, 12-speed

    Shimano XT M8100, 12 speed

    SRAM GX Eagle AXS, 12 speed

    Cassette

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

    Shimano XT M8100, 10-51, 12 speed

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

    Chain

    SRAM NX Eagle, 12-speed

    Shimano SLX M7100, 12 speed

    SRAM GX Eagle, 12 speed

    Brakes

    Front: SRAM Code RS, 4-piston caliper, hydraulic disc, 200mm, Rear: SRAM Code RS, 4-piston caliper, hydraulic disc, 200mm

    Shimano 4-piston hydraulic disc, M6100 lever, M6120 caliper

    SRAM Code R 4-piston hydraulic disc

    Wheels
    Rims

    Specialized 29, hookless alloy, 30mm inner width, tubeless ready

    Front: Size: XS, S, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5''; Size: S, M, ML, L, XL, XXL, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'', Rear: Size: XS, S, Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 54, 6-bolt, Boost148, 12mm thru axle, 27.5''; Size: S, M, ML, L, XL, XXL, Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 29''

    Front: Size: XS, S, Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5''; Size: S, M, ML, L, XL, Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'', Rear: Size: XS, S, Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, SRAM XD driver, Boost148, 12mm thru axle, 27.5''; Size: S, M, ML, L, XL, Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, SRAM XD driver, Boost148, 12mm thru axle, 29''

    Spokes

    DT Swiss Industry

    Front Hub

    Alloy, sealed cartridge bearings, 15x110mm thru-axle, 28h

    Rear Hub

    Alloy, sealed cartridge bearings, 148mmx12mm thru-axle, 28h

    Bontrager alloy, sealed bearing, 6-bolt, Rapid Drive 108, Shimano MicroSpline freehub, Boost148, 12 mm thru axle

    Tires

    Front: Butcher, GRID TRAIL casing, GRIPTON® T9 compound, 2Bliss Ready, 29x2.3", Rear: Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, 29x2.3"

    Size: XS, S, Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 27.5x2.50''; Size: S, M, ML, L, XL, XXL, Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 29x2.50''

    Size: XS, S, Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 27.5x2.50''; Size: S, M, ML, L, XL, Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50''

    Disc Rotors

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

    Size: XS, S, M, ML, L, XL, SRAM CenterLine, 6-bolt, round edge, 180mm; Size: M, ML, L, XL, SRAM CenterLine, 6-bolt, round edge, 200mm

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