Your bike ships fast for a $94.99 flat rate.














Giant ATX Mountain Bike - 2021, Medium
Item #BMT23860
Recommended Rider Height: 5'7" - 5'10" Sizing Guide
Condition: NEW
Shipping
Quick Assembly
- Bikes arrive tuned and mostly pre-assembled
- Torque tool & video guide included
- Get riding in 15 minutes
Guaranteed Buyback
We'll happily purchase this bike back from you when you're ready for your next upgrade. A TPC buyback offer is guaranteed for 18 month on all qualifying bikes.
30-Day Returns
If this bike isn't perfect for you, our Ride Guides will help you find the right one.
Why We Love It
- Floor Model. In excellent condition, with minor cosmetic wear from test rides.
Details
Year | 2021 |
Brand | Giant |
Model | ATX |
Size | Medium |
Frame Material | Aluminum |
Drivetrain | Microshift, 3x7 spd |
Weight | 30 lbs 0 oz |
Build
Fork | SR Suntour |
Fork Travel | 75mm |
Rear Shock Travel | N/A |
Brakes | Giant , Direct/Linear Pull (V-Brakes) |
Shifters | microSHIFT, Mechanical |
Front Derailleur | microSHIFT |
Rear Derailleur | Shimano Tourney TY300 |
Bottom Bracket Shell | Press fit |
Crankset | ProWheel Alloy, 42/34/24t, 170mm |
Cassette | Unbranded , 14-25t |
Chain | KMC |
Handlebar | Giant Sport Alloy, 680mm |
Headset | Integrated |
Stem | Giant Sport Alloy, 25.4mm x 50mm, 6° |
Seatpost | Giant Sport Alloy, 30.9mm |
Saddle | Giant Sport |
Front Axle Spacing | 9x100mm (Quick Release) |
Rear Axle Spacing | 10x130mm |
Wheelset | Giant Aluminum Clincher , Giant |
Front Tire | Kenda, 27.5" x 2.1" |
Rear Tire | Kenda, 27.5" x 2.1" |
Tire Type | Clincher |
Tubeless Compatibility | Wheels are not tubeless compatible |

Recommended Rider Height |
5'7" - 5'10"
|
a. Effective Top Tube | 590 mm |
b. Seat Tube | 455 mm |
c. Seat Tube Angle | 73° |
d. Head Tube Angle | 68° |
e. Head Tube | 110 mm |
f. Stack | 595 mm |
g. Reach | 408 mm |
h. Standover Height | 747 mm |
i. Saddle Height Range | N/A |
Giant ATX Mountain Bike - 2021, Medium
Item #BMT23860
Recommended Rider Height: 5'7" - 5'10" Sizing Guide
Condition: NEW
Shipping
Your bike ships fast for a $94.99 flat rate.
Quick Assembly
- Bikes arrive tuned and mostly pre-assembled
- Torque tool & video guide included
- Get riding in 15 minutes
Guaranteed Buyback
We'll happily purchase this bike back from you when you're ready for your next upgrade. A TPC buyback offer is guaranteed for 18 month on all qualifying bikes.
30-Day Returns
If this bike isn't perfect for you, our Ride Guides will help you find the right one.
Need Advice? Ask a Ride Guide
Our Ride Guide team is based in the U.S. and staffed with former bike mechanics, bike shop managers, and other certified bike nerds. Get expert advice on calibrating fit, deciding between models, or chat through any other questions.
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