Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
Previous used estimate
$42 - $43
Actual value depends on condition, size, and local demand.

12-month projected trend
— %
Direction and magnitude, not judgment
vs. category average
9%
Holds value better than category avg
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
Choose a different build or frame style to see its value.
It never hurts to get your young rider started early, and GT's Mach One 12 Push is the tool for the job. Featuring a lightweight aluminum frame and serious looks, this push bike tackles on and off-road riding thanks to its knobby tires and stout build.
Inspection
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Inspection
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.