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Giant ATX 2 2019 Mountain Bike


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Product Details

Giant ATX 2 2019 - 26" to 27.5" Wheels MTB

The Giant ATX 2 is Giant's sound entry-level mountain bike and comes in 6 sizes from XXS for young trail dudes from around 10 years old to XL for 6' 4" adults.

To illustrate what lengths Giant go to ensure a properly proportioned, balanced bike, the XXS, and extra small ATX comes with 26" wheels. The larger sizes (S-XL) come with the new standard 27.5" wheels.

Giant Size Guide

The sizing below is a guide, so please get in touch if you're unsure or between sizes. Height is in feet and inches.

  • XXS - 26 Inch Wheels - Children up to 5'0
  • XS - 26 Inch Wheels - 5'1" to 5'3"
  • Small - 27.5 Inch Wheels - 5'4" to 5'8"
  • Medium  - 27.5 Inch Wheels - 5'8" to 6'0"
  • Large  - 27.5 Inch Wheels -  6'0" to 6'2"
  • Extra Large  - 27.5 Inch Wheels  -  6'3" to 6'5"

Whichever size you opt for, with its AluxX frame, SunTour suspension forks, Tektro disc brakes, Shimano 3x7 gears and Giant's own tyres, this MTB has what it takes to make it trail centre ready.

Key Features

  • ALUXX the benchmark in aluminum frames
  • SR SunTour XCT 100mm travel fork - reliable shock absorber
  • Shimano EZ Fire Tourney 21 speed drivetrain with 24/32/42 chainrings and 14-34 freewheel gives you a good range of gears for getting up hills and flying down them
  • Tektro mechanical disc brake are more powerful and lower maintenance than V-brakes
  • Giant GX28 disc wheelset make for sound wheels


With a mountain bike style flat handlebar, suspension fork and disc brakes, you can ride road or trail with confidence.


Frameset constructed with high-quality ALUXX aluminium.


Frame geometry puts the rider in a position that balances efficiency with stability on rough roads, paths or trails.

Mountain Bike Size Guide >

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