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    Superfly 202016 Trek
    Recommended
    MSRP
    Where to Buy
    —
    $1

    At

    Category
    		General Youth
    2.0
    Frame
    		Aluminum
    		Aluminum
    Wheels
    		Aluminum
    Wheel Size
    		20″
    		Rim
    		Tourney
    Drivetrain
    		1 × 6
    Brand Site
    Summary
    		The Trek Superfly 20 is a 20″ aluminum frame general youth bike with mid-range components and rim 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)

    14 mph

    Superfly 20

    Highest gear

    (descending)

    Geometry
    Specs
    Superfly 202016 Trek
    Frame

    20" Dialed frame size, Alpha Silver Aluminum

    Fork

    Dialed 20" alloy

    Headset

    1-1/8" semi-Integrated

    Stem

    Bontrager Race Lite, 31.8mm, 7 degree

    Handlebar

    Bontrager alloy, 31.8mm, 15mm rise

    Saddle

    Dialed 20" size, padded

    Seatpost

    Bontrager alloy, 2-bolt head, 27.2mm, 8mm offset

    Type: Rigid

    Pedals

    Dialed 9/16", platform

    Groupset
    Rear Derailleur

    Shimano Tourney TX35

    Crank

    Alloy, 32T

    Cassette

    Sunrun freewheel, 14-28, 6 speed

    Brakes

    Alloy linear-pull brakes, Dialed alloy levers

    Type: Rim

    Wheels
    Rims

    Formula alloy hubs, aluminum rims

    Tires

    Bontrager XR1, 20x1.85"

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