2020 GT Mach One Junior

Aluminum frame general-youth bike

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2020 GT Mach One Junior
  • MSRP $350
  • Suspension Rigid
  • Frame Aluminum
  • Fork Steel
  • Wheels 20″
  • Drivetrain Single-speed
  • Brakes Rim

Single-speed — 1 speed

2020 GT Mach One Junior
15 mph
Similar Bikes
18 mph

Similar bikes are easier to ride up hills than the 2020 Mach One Junior.

The 2020 Mach One Junior won‘t keep up with similar bikes while riding downhill or sprinting.

FrameGT Mach One Race, 6061-T6 AL, Euro BB, Reverse Dropouts, 1" Integrated H/T
ForkGT BMX Junior Race, Hi-Ten Steel 1" Steerer, Oval 31.8 X 1.4mm Blades, 315mm A/C, 3/8" Dropouts
Bottom BracketEuro Sealed Bearings
Headset1" Integrated Design, 36X45 Degree Sealed Bearings
StemGT Top Load 1" Aluminum, 40mm
HandlebarGT Race, Steel, 4"H x 24"W 8° Back, 2° Up, 19mm O.D. Cross Bar
SaddleGT Uni Mini Kevlar Padded
SeatpostAlloy integrated w/ Saddle, 25.4 x 150mm
GripsGT Statement logo grips
CrankAlloy Forged 3pc. Square Taper, 140mm, BCD110, 36T Steel Chain Ring, Chain Ring Bolts
Cassette14T freewheel
ChainKMC S1
BrakesAlloy V-type
Brake LeversAlloy V-type
RimsAlloy Double Wall, 28h
SpokesStainless Spokes, 14g
Front HubSteel Body, 28h, 3/8" Axle
TiresKenda Race, 20 x 1-3/8"
Similar Bikes
2020 GT Mach One Junior