Bike Comparison
    MSRP
    $179$435
    Where to Buy
    $1

    At

    $435

    At Cannondale

    Category
    General YouthGeneral Youth
    2.0
    AluminumAluminum
    Fork
    SteelAluminum
    Wheels
    AluminumAluminum
    Wheel Size
    16″20″
    Brakes
    Rim
    Groupset
    Tourney
    Drivetrain
    Single-speed1 × 7
    Brand Site

    gtbicycles.com

    cannondale.com

    Summary
    The GT Grunge Coaster 16" is a 16″ aluminum frame general youth bike.
    Similar Bikes
    Accessories
    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)

    8 mph

    2018 Grunge Coaster 16"

    16 mph

    2023 Kids Quick 20 Girl's

    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

    16" GT LegitFit Design, Alloy

    SmartForm C3 Alloy, smooth welding

    Fork

    GT Hi-Ten Steel, 1" Threaded Steerer

    Rigid, SmartForm C3 Alloy, 1" steerer

    Bottom Bracket

    Steel, Ball type

    Cartridge, square taper

    Headset

    Steel, 1"

    VP, Alloy, 1" Ahead, semi-integrated

    Stem

    2-Bolt Alloy Top, Steel Quill, 30mm

    Alloy Ahead, 30mm

    Handlebar

    Steel 500mm width x 130mm rise

    Lightweight Alloy, 25.4mm, 580mm

    Saddle

    GT 1-piece

    Cannondale Ergo

    Seatpost

    Alloy

    Lightweight alloy, 25.4mm

    Pedals

    Jr. BMX design, resin

    Wellgo Composite Platform w/ reflectors

    Grips

    95mm closed end

    Cannondale Kid's Performance

    Groupset
    Rear Derailleur

    Shimano Tourney

    Crank

    Forged One-Piece Type, 89mm, Steel, 28T

    Prowheel, Pro-V30, 110mm length, 30T

    Shifters

    Shimano Tourney Revo Twist Shifter, 7-speed

    Cassette

    16T Coaster

    Sunrace, 11-28, 7-speed

    Chain

    KMC HV410 1/2" x 1/8"

    KMC Z7, 7-speed

    Brakes

    (F) N/A, (R) Coaster

    Promax V-Brake, alloy linear pull

    Brake Levers

    Promax

    Wheels
    Rims

    Alloy, 20 hole

    Cannondale, lightweight alloy, 20", 28h

    Spokes

    Steel, 14g Black

    Front Hub

    (F) Steel, 20 Hole, 3/8" Axle, (R) Steel, 20 Hole, Coaster

    KT Alloy, nutted axle

    Rear Hub

    KT Alloy, 7-speed freehub

    Tires

    GT 16 x 1.95" (F/R)

    Kenda Small Block 8, 20x1.5"

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