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GT Mach One Junior BMX Race Bike-Team Blue - 1
GT Mach One Junior BMX Race Bike-Team Blue - 2
GT Mach One Junior BMX Race Bike-Team Blue - 3

GT Mach One Junior BMX Race Bike-Team Blue

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About This Product: GT Mach One Junior BMX Race Bike-Team Blue

Entry to BMX Racing shouldn’t cost an arm and a leg. The Mach One Junior is made to fit riders 4'4"-4'10".

FEATURES

  • GT Top Load Stem
  • Hi-Ten Steel Fork
  • Influence by Speed alloy frame with reverse dropouts

SPECIFICATIONS

  • SIZES: JUNIOR
  • FRAME: GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T
  • FORK: GT BMX Race, Hi-Ten Steel 1 1/8" Steerer, 3/8" Dropouts
  • CHAIN: KMC S1
  • CRANK: GT Alloy Forged 3pc, 152mm, Square Taper, 38T
  • BOTTOM BRACKET: Threaded Square Type
  • PEDALS: GT Mini Size Platform, PP Material
  • COG SET: 16T Freewheel
  • RIMS: Alloy Double Wall, 28h
  • TIRES: Kenda Race, 20 x 1-3/8"
  • FRONT HUB: Steel Body, 28h, 3/8" Axle
  • REAR HUB: Steel Flip Flop Thread-on Body, Freewheel, 28h, 3/8" Axle
  • SPOKES: Stainless Steel, 14g
  • BRAKES: Alloy V-type
  • FRONT BRAKE: Alloy V-type
  • REAR BRAKE: Alloy V-type
  • BRAKE LEVERS: Alloy V-type
  • HANDLEBAR: GT Race, Steel, 4"H x 24"w/ 8° Back, 2° Up, 19mm O.D. Cross Bar
  • STEM: GT Top Load, 1", 40mm
  • GRIPS: GT Statement
  • HEADSET: 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings
  • SADDLE: GT Uni Mini Padded
  • SEAT POST: 22.2 Integrated

GEOMETRY

  • A. SEAT TUBE LENGTH: 8.25
  • B. TOP TUBE ACTUAL: 18.75
  • C. HEAD TUBE ANGLE: 73°
  • D. SEAT TUBE ANGLE: 70°
  • E. HEAD TUBE LENGTH: 4
  • F. WHEELBASE: 34.37
  • G. FRONT CENTER: 21.02
  • H. CHAIN STAY LENGTH: 13.18
  • I. BB DROP: -0.75
  • J. BB HEIGHT: 10.75
  • K. FORK RAKE: 1.3
  • L. SEAT POST DIAMETER: 22.2mm
  • M. AXLE TO CROWN: 12

Complete Bike specifications and components may differ from photos and description. Manufacturers reserve the right to make changes and/or substitutions due to parts availability, production requirements and ongoing development decisions.

Race Bike and Race Frame Fitment Guide

Race Bike and Race Frame Fitment Guide
FRAME/BIKE SIZE HEIGHT TYPICAL AGE
FRAME/BIKE SIZE: MICRO HEIGHT: 3' - 3'7" TYPICAL AGE: 3 - 5
FRAME/BIKE SIZE: MINI HEIGHT: 3'4" - 4' TYPICAL AGE: 5 - 6
FRAME/BIKE SIZE: JUNIOR HEIGHT: 3'10" - 4'5" TYPICAL AGE: 7 - 8
FRAME/BIKE SIZE: EXPERT HEIGHT: 4'2" - 4'9" TYPICAL AGE: 9 - 10
FRAME/BIKE SIZE: EXPERT XL HEIGHT: 4'6" - 5'2" TYPICAL AGE: 11 - 12
FRAME/BIKE SIZE: PRO HEIGHT: 4'9" - 5'7" TYPICAL AGE: 13 - 14
FRAME/BIKE SIZE: PRO XL HEIGHT: 5'6" - 6'1" TYPICAL AGE: 15 - 18
FRAME/BIKE SIZE: PRO XXL HEIGHT: 5'9" - 6'5" TYPICAL AGE:  
FRAME/BIKE SIZE: PRO XXXL HEIGHT: 6'3" - 6'9" TYPICAL AGE:  

Need Some help Choosing a BMX Bike?

Selecting the right size BMX bike is vital for a smooth and delightful ride. At J&R Bicycles, we understand the BMX world inside out because we're passionate riders ourselves. Just reach out to us, and we'll be more than happy to assist you on your journey to finding the perfect BMX bike.

Curious to learn more? We've compiled a comprehensive BMX buyer's guide to demystify the process. Read on, and together, we'll uncover the BMX bike that perfectly matches your riding style and preferences.