2018 GT

Stomper Prime 20"

A 20″ aluminum frame general youth bike with mid-range components and rim brakes.
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Manufacturer Price

$269
FrameAluminum
SuspensionRigid
ForkSteel
Wheels20″ Aluminum
Drivetrain1 × 6
GroupsetTourney
BrakesRim
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Insights
Gearing

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)

13 mph

Stomper Prime 20"

18 mph

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Highest gear

(descending)

99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

20" GT LegitFit Design, Alloy w/ Replaceable Hanger

Fork

GT Hi-Ten Steel, 1-1/8" Threadless Steerer

Bottom Bracket

Cartridge Sealed

Headset

1 1/8" Ahead

Stem

Alloy Ahead, 30mm

Handlebar

Steel 540mm width x 20mm rise

Saddle

GT MTB

Seatpost

Alloy Micro Adjust

TypeRigid

Pedals

GT BMX Flat Pedal, Resin

Grips

GT MTB

Groupset
Rear Derailleur

Shimano Tourney RD-TY300

Crank

Prowheel w/ Double Guard, 30T, 110mm

Shifters

Shimano Revo Twist Shifter For Small Hands, SL-RS36

Cassette

Sunrace 6-Speed, 14-28T F/W

Chain

KMC Z50

Brakes

(F) Alloy Linear Pull, (R) Alloy Linear Pull

TypeRim

Brake Levers

Tektro 3-Finger, Linear Pull

Wheels
Rims

Double Wall, w/ Machined Sidewall, 28H

Front Hub

(F) Alloy QR, 28H, (R) Alloy Freewheel QR, 28H

Tires

Kenda Small Block Eight 20 x 2.10" (F/R)

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Last updated July 20
Not listed for 2,107 days