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2021 Giant

XTC Jr 20 Street

A 20″ aluminum frame mountain youth bike with modest components and coaster brakes.
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Manufacturer Price

A$449($320)
FrameAluminum
SuspensionRigid
ForkSteel
Wheels20″ Aluminum
DrivetrainInternally Geared Hub
GroupsetShimano
BrakesCoaster
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Insights
Ride Feel

Based on frame geometry and build specs.

Handling
nimblestable
XTC Jr 20 Street
Other Mountain Youth bikes
Sizing
One Size

3'11" – 4'8"

Rider Fit Notes

None yet.

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Reviews

Summary

The Giant XTC is a cross-country bike that excels in lightness and efficiency, offering aggressive handling and precision on technical singletrack. It features advanced aluminum frame technology, XC-focused geometry, and room for wider tires, making it a strong contender in its category. While it boasts impressive value and performance, some reviews note stiffness in ride quality and the absence of a dropper post in certain builds.

Pros
  • Light and strong frame with advanced aluminum technology

  • XC-focused geometry for aggressive handling

  • Room for wider tires enhancing control and comfort

  • Affordable pricing starting at $1,200

  • Internal cable routing including accommodations for a dropper post

Cons
  • Ride quality can be stiff

  • Absence of a dropper post in some builds

  • Gear cable rattles in frame

Key Quotes
What about those of us who just want to catch the Tuesday night local circuit and simply aren’t into shreddy trail-oriented hardtails?
BIKE Magazine logoBIKE Magazine
The XTC loves, almost begs, to be ridden with aggression, and it’s in its element when you’re out of the saddle and trying to rip the handlebar in a different direction of the cranks.
Cycling Tips logoCycling Tips
Giant’s lineup of cross-country racers just got a bit bigger with the introduction of the XTC SLR 29
VeloNews logoVeloNews

Feedback?

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Bikerumor
Giant go long with updated alloy XC hardtail mountain bike - 2021 Giant XTC SLR 29

Jul 2020 · Jessie-May Morgan

2021 Giant XTC SLR 29 hardtail mountain bike goes long in the chainstay for improved stability, two models offered with wide range gearing.

Read Review

BIKE Magazine
Giant Introduces XTC SLR Budget XC Bikes

Jul 2020

These are polarizing times. Seems like everybody’s either on one end of the spectrum or the other. I speak, of course, of hardtails. There are more and more aggressive, boundary-pushing rigs out there, and the ever-present XC hardtail holdouts. But the latter are usually aimed at the gram-counting racers that clearly are a bit too…

Read Review

VeloNews
Giant XTC SLR 29 is heavy on tech, light on wallet

Jul 2020 · VeloNews.com

The XTC SLR's aluminum frame is Giant's lightest and is fabricated using a proprietary hydroforming process to create a race-worthy and affordable bike.

Read Review

Cycling Tips
2020 Giant XTC Advanced SL 29 1 hardtail review: fast as - CyclingTips

Feb 2020 · Dave Rome

When it comes to riding bikes, there are few things I love more than finding the flow of a snaking singletrack trail, smashing the pedals out of turns and feeling my wheels leave terra firma, even if it’s only for a microsecond. The latest trend of gravel bikes certainly lets you experience this thrill, but […]

Highs
  • Impressively light and efficient, well-rounded racing geometry, durable and race-ready component specification.

Lows
  • Could use a straight (and dropper) seatpost, ride quality still on the stiff side, resin-only brake rotors, gear cable rattles in frame, contact points.

Read Review

Geometry
Specs
Build
Frame

ALUXX grade aluminium

ColorBlue Ashes

Fork

High-tensile steel

Shock

N/A

Bottom Bracket

Loose ball MTB

Stem

Alloy

Handlebar

Giant Jr MTB, low-rise, 25.4mm

Saddle

Giant kids MTB

Seatpost

Alloy, 27.2mm

TypeRigid

Pedals

Platform

Groupset
Crank

Alloy 38T, single chainring

Shifters

Shimano RevoShift, 3sp

Cassette

20T

Chain

KMC C410

Brakes

Fr: Alloy V-brake, Rr: Coaster

TypeCoaster

Brake Levers

Alloy Jr MTB

Wheels
Rims

Alloy

Spokes

Steel, 14g

Front Hub

Nexus 3sp Coaster, 36H

Rear Hub

Nexus 3sp Coaster, 36H

Tires

Giant 20x1.75”

Rider Notes
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First added March 20

Last updated March 20

Not listed for 1,905 days