BMXVerified spec

2017 GT Mach One Junior

Launched at $340Lists today at $340 (2016-10)

Own a 2017 GT Mach One Junior?

Track its value in your garage, or list it for sale locally in a few taps.

What a used one is worth

New

$136

$80 to $171

Like new

$129

$76 to $163

Excellent

$122

$72 to $154

Good

$102

$60 to $128

Fair

$75

$44 to $94

For parts

$41

$24 to $51

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Fork: GT Mach One Junior Race, Steel, 1" Steerer, Oval Legs, 3/8" Dropouts
Stem: GT Top Load 1" Aluminum, 40mm Length
Tires: Kenda Race 20" x 1-3/8" (F), 1-1/8" (R)
Brakes: Alloy V-type
Saddle: GT Uni Mini Kevlar padded
Wheels: Alloy Double Wall, 20" 28 Hole (F/R); Steel Body, (F) 28H, 3/8" Axle, (R) Freewheel, 28H, 3/8" Axle
Crankset: Alloy Forged 3-Piece, Square Taper, 140mm, 36T Steel Chain Ring
Seatpost: AL integrated w/ Saddle, 25.4 x 150mm
Handlebar: GT Race, Steel, 4"H x 24"W 8° Back, 2° Up, 19mm O.D. Cross Bar

GT model code G51217M. Launch price: GT US page captured 2016-09, inside the model year.

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