GT

2021 GT Stomper Ace 24"

2021 GT Stomper Ace 24"

Value Guide market data · 2021 GT Stomper Ace 24"

12-month trend

8%

Direction and magnitude, not judgment

vs. category average

— %

No category comparison available

Price over time - 2021 GT Stomper Ace 24"

$530$363$195MSRPYr 1Yr 2Yr 3Yr 4Yr 5

Values based on actual sales data. Enter your bike's specifics to get a precise valuation.

All Stomper model years

2021 Stomper Ace 24" lineup

Overview

About this bike

2021 GT Stomper Ace 24" value depends on condition, original build, frame material, service history, and current buyer demand.

Specifications

Drivetrain

Groupset
2021 GT Stomper Ace 24"
Shifters
microSHIFT TS39-8, 8-speed

Brakes

Brakes
Promax Mech Disc, 160/160mm Rotors

Cockpit

Tape/Grips
GT MTB

Wheels & Tires

Rims
All Terra Double Wall, 28h

Pedals

Pedals
GT BMX Flat Pedal, Resin

Frame sizing

XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"

M highlighted as most common resale size. Sourced from catalog metadata.

Geometry

Stack
Varies by size
Reach
Varies by size
Wheelbase
Varies by size

Industry standard. Sourced from catalog metadata.

What to check when buying used

Inspection

Frame condition

Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.

Inspection

Drivetrain wear

Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.

Inspection

Wheel condition

Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.

Inspection

Service history

Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.

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