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    Fatboy 242018 Specialized
    Recommended
    MSRP
    $800
    Where to Buy
    —
    $1

    At

    Category
    		Fat
    3.1
    Frame
    		Aluminum
    		Aluminum
    Wheels
    		Aluminum
    Wheel Size
    		24″
    		Tektro Mechanical Disc
    		X4
    Drivetrain
    		1 × 9
    Brand Site

    specialized.com

    Summary
    		The Specialized Fatboy 24 is a 24″ aluminum frame rigid fat bike with mid-range components and tektro mechanical disc brakes.

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    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Fatboy 24
    Other Fat 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)

    18 mph

    Fatboy 24

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Fatboy 242018 Specialized
    Frame

    Fully butted Specialized A1 Premium Aluminum, ZeroStack head tube, 100mm-wide threaded bottom bracket, 170mm rear hub spacing

    BB Standard: BSA, 100mm, Threaded

    Fork

    Specialized A1 Premium Aluminum, 1-1/8" alloy steerer

    Bottom Bracket

    Square taper, 100x151.5mm, sealed bearings

    Stem

    Alloy, 7-degree rise, 31.8mm clamp

    Handlebar

    Specialized, alloy, 9-degree backsweep, 4-degree upsweep, 680mm width, 31.8mm

    Saddle

    Specialized Youth, steel rails

    Seatpost

    Alloy, single-bolt, 27.2mm

    Type: Rigid

    Pedals

    Platform

    Grips

    Specialized Body Geometry XCT, lock-on

    Groupset
    Rear Derailleur

    SRAM X4, long cage, 9-speed

    Crank

    9-speed, 28T chainring w/ chainguard

    Shifters

    SRAM, trigger, 9-speed

    Cassette

    Sunrace, 9-Speed, 11-36t

    Chain

    KMC X9, 9-speed w/ reusable MissingLink™

    Brakes

    Front: Tektro Aries, mechanical disc, organic pads, 160mm rotor, Rear: Tektro Aries, mechanical disc, organic pads, 160mm rotor

    Type: Tektro Mechanical Disc

    Wheels
    Rims

    24" disc, alloy construction, 68mm internal width, 32h

    Spokes

    Stainless, 14g

    Front Hub

    Stout 135, loose ball bearings, 10x135 QR, 32h

    Rear Hub

    Stout 170, loose ball bearings, 9-/10-speed cassette body, 10x170mm QR, 32h

    Tires

    Front: Ground Control Fat, 60 TPI, wire bead, 24x4.0", Rear: Ground Control Fat, 60 TPI, wire bead, 24x4.0"

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