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2026 Giant

STP 24

A 24″ aluminum frame mountain youth bike with mid-range components and tektro hydraulic disc brakes.
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Manufacturer Price

$1,250
FrameAluminum
SuspensionHardtail, 100mm
Wheels24″ Aluminum
Drivetrain1 × 9
GroupsetmicroSHIFT Advent
BrakesTektro Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Handling
nimblestable
STP 24
Other Mountain Youth bikes
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)

19 mph

STP 24

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full STP model range

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Sizing
One Size

4'1" – 4'10"

Rider Fit Notes

None yet.

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Price History
Reviews
Pinkbike
Giant & Liv Launch 20, 24 and 26" STP Bikes

Nov 2025 · Matt Beer

Giant and Liv have a bike for mini-shredders, groms, and parents alike to jam out at the pumptrack.

Read Review

Revolution Mountain Bike Magazine
[R]eviewed // Giant STP 20 is The Perfect kids MTB

May 2023 · May 2, 2023

It wasn’t that long ago that ‘kids’ mountain bikes were really limited and basic, but not any more... Take a look at the ‘Giant STP 20’ which boasts a high quality fully alloy frame along with a well thought out component spec which including a set of suspension forks, 20” wheels, a 7-speed drivetrain and hydraulic disc brakes. And, this impressive package retails in Australia for $749 which we think represents extremely good value for money. In our opinion this [...]

Read Review

Geometry
Specs
Build
Frame

ALUXX-grade aluminum, 12x142mm thru-axle

BB StandardBSA, Threaded

ColorBlack Chrome

Fork

Crest TR Comp, 34mm stanchions, 15x110mm thru-axle, 100mm travel, youth tuned

Travel100mm

Shock

N/A

Bottom Bracket

threaded cartridge

Stem

forged alloy, 0-degree

Handlebar

Giant Sport, alloy, 31.8mm, 640mm

Saddle

Giant Grit Jr.

Seatpost

Contact Switch AT Lite dropper, remote, 70-100mm travel, 30.9mm

TypeDropper

Pedals

platform

Grips

Giant Junior

Groupset
Rear Derailleur

MicroSHIFT Advent, short cage

Front Derailleur

N/A

Crank

alloy forged, 30t, 140mm

Shifters

MicroSHIFT Advent, 1x9, youth ergonomics

Cassette

Shimano CS-H093, 11x38

Chain

KMC X9

Brakes

Tektro HD-J2820 hydraulic [F]180mm, [R]160mm rotors

TypeTektro Hydraulic Disc

Brake Levers

Tektro HD-J2820

Wheels
Rims

Giant TRA 2, 24", alloy

Spokes

stainless, 14g

Front Hub

[F] Giant Tracker, thru-axle, 6-bolt, [R] Giant Tracker thru-axle, 6-bolt, HG driver body

Rear Hub

[F] Giant Tracker, thru-axle, 6-bolt, [R] Giant Tracker thru-axle, 6-bolt, HG driver body

Tires

Kenda Amrak, 24x2.2"

Rider Notes
Riders Also Viewed

First added November 29

Last updated May 30