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    MSRP
    ($515)
    Where to Buy
    $1

    At

    Category
    General Youth
    Weight
    19.2 lbs
    1.9
    Frame
    Aluminum
    Aluminum
    Wheels
    Aluminum
    Wheel Size
    20″
    Rim
    Altus
    Drivetrain
    1 × 8
    Brand Site

    trekbikes.com

    Summary
    The Trek Wahoo 20 is a 20″ aluminum frame general youth bike with modest components and rim brakes.

    Ask 99 Spokes

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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)

    15 mph

    Wahoo 20

    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 Silver Aluminium, 20"

    Tire Clearance2.2"

    ColorViper Red

    Fork

    Wahoo 20" alloy with ThruSkew

    Bottom Bracket

    Sealed cartridge

    Stem

    Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 60 mm length

    Handlebar

    Bontrager Approved, alloy, 31.8 mm, 15 mm rise, 560 mm width

    Saddle

    Kids' 20" size, padded

    Seatpost

    Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length

    TypeRigid

    Pedals

    Kids' 9/16", platform

    Grips

    Size: 20" wheel, Kids', Kraton; Size: 20" wheel, Kids' Kraton

    Groupset
    Rear Derailleur

    Shimano Altus M310

    Crank

    Alloy, 28 T steel chain ring w/guard, 140 mm length

    Shifters

    Shimano M315, 8-speed

    Cassette

    Shimano HG31, 11-34, 8-speed

    Chain

    KMC Z8.3, 8 speed

    Brakes

    Alloy linear-pull

    TypeRim

    Brake Levers

    Kids' alloy brake lever, black

    Wheels
    Rims

    Alloy 20", 28 h

    Spokes

    14 g stainless steel, black

    Front Hub

    Formula alloy, 100 mm ThruSkew

    Rear Hub

    Formula FM32 alloy, 130x5 mm

    Tires

    20x1.95"

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