Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2019 GT Stomper Prime 20"
Value Guide market data · 2019 GT Stomper Prime 20"
12-month trend
4%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2019 GT Stomper Prime 20"
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Stomper model years
2019 Stomper Prime 20" lineup
Overview
About this bike
2019 GT Stomper Prime 20" value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- GT Hi-Ten Steel, 1-1/8" Threadless Steerer
- Frame
- 20" GT LegitFit Design, Alloy w/ Replaceable Hanger
Drivetrain
- Groupset
- 2019 GT Stomper Prime 20"
- Crankset
- Prowheel w/ Double Guard, 110mm
- Chain
- KMC Z50
- Cassette/Rear Cogs
- Sunrace FW, 14-28, 6-Speed
- Chainrings
- 30T
- Shifters
- Shimano Revo Twist Shifter For Small Hands, SL-RS36, 1 x 6
Brakes
- Brake Levers
- Tektro 3-Finger, Linear Pull
- Brakes
- Alloy Linear Pull
Cockpit
- Saddle
- GT MTB
- Stem
- Alloy Ahead, 30mm
- Handlebars
- Steel Riser bar, 20mm rise, 540mm
- Seat Post
- Alloy Micro Adjust
- Tape/Grips
- GT MTB
Wheels & Tires
- Rims
- Double wall w/ Machined Sidewall, 28h
- Tires
- Kenda Small Block Eight, 20 x 2.10"
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
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.