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    Fatboy Chopper2009 Specialized
    Recommended
    RRP
    Where to Buy
    —
    $1

    At

    Category
    		General Youth
    Frame
    		Aluminum
    		Aluminum
    Wheels
    		Aluminum
    Wheel Size
    		24″
    		Avid Mechanical Disc
    Drivetrain
    		Single-speed
    Brand Site

    specialized.com

    Summary
    		The Specialized Fatboy Chopper is a 24″ aluminum frame general youth bike with avid mechanical disc brakes.

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    Insights
    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)

    27 km/h

    Fatboy Chopper

    Highest gear

    (descending)

    Geometry
    Specs
    Fatboy Chopper2009 Specialized
    Frame

    Specialized A1 Premium Aluminum, integrated headset, transform TT w/ internal brake cable routing, ISCG BB shell, forged dropouts w/ disc mount, 24x6"" wheel-specific, integrated centerstand mount

    BB Standard: BSA, 100mm, Threaded

    Fork

    Fat Boy A1 Premium Aluminum double clamp, forged dropouts and disc mount

    Bottom Bracket

    Threaded cup, 4x cartridge bearing w/ Cr-Mo spindle

    Headset

    1-1/8"" threadless, integrated

    Stem

    Fat Boy A1 Premium Aluminum, 31.8mm clamp, integrated w/ upper fork clamp

    Handlebar

    Fat Boy Cruiser, A1 premium Aluminum, 31.8 mm, 700mm wide

    Saddle

    Fat Boy Chopper w/ integrated post

    Seatpost

    Fat Boy Cr-Mo 30.9, integrated w/ saddle

    Type: Rigid

    Pedals

    Specialized alloy platform, 9/16""

    Grips

    Specialized Fat Boy, Kraton

    Groupset
    Crank

    Specialized Tubular Cr-Mo Moto, 3pc.

    Cassette

    Shimano MX-30, single speed, 18t

    Chain

    KMC KOOL K710SL, 1/2"" x 1/8""

    Brakes

    Front: Avid BB5, mechanical disc, 8"" G2 Clean Sweep rotor, Rear: Avid BB5, mechanical disc, 8"" G2 Clean Sweep rotor

    Type: Avid Mechanical Disc

    Brake Levers

    Tektro alloy 4 finger w/ ball end

    Wheels
    Rims

    Fat Boy A1, 24 x 6"" rear, 24 x 3"" front

    Spokes

    2.8mm (9g) stainless Fat Boy Moto Spoke

    Front Hub

    Specialized Fat Boy A1 Moto, Forged and CNC w/ sealed cartridge bearings and 10mm Cr-Mo axle

    Rear Hub

    Specialized Fat Boy A1 Moto, Forged and CNC w/ sealed cartridge bearings and 10mm Cr-Mo axle

    Tires

    Front: Specialized Fat Boy, 24x3.5"", Rear: Specialized Fat Boy, 24x3.5""

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