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About This Product
Entry to BMX Racing shouldn’t cost an arm and a leg. The Mach One Pro is ideal for a beginner 5'6"-5'10".
FEATURES
- GT Top Load Stem
- Hi-Ten Steel Fork
- Influence by Speed alloy frame with reverse dropouts
SPECIFICATIONS
- SIZES: PRO
- 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, Tapered Legs, 3/8" Dropouts
- CHAIN: KMC S1
- CRANK: GT Power Series Tubular Cr-Mo 3pc., 175mm Arms, 19mm x 8T Splined Spindle, Steel Spider, GT 44T Steel Chainring
- BOTTOM BRACKET: Euro Sealed Bearing
- PEDALS: GT Low Profile FS Platform Design
- COG SET: 16T Freewheel
- RIMS: Alloy Single Wall, 36h
- TIRES: GT Wing 20 x 1.75"
- FRONT HUB: Steel Body, 36H, 3/8" Axle
- REAR HUB: Steel Flip Flop Thread-on Body, Freewheel, 36h, 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, 8.25"H x 29"W, 3° Up, 11° Back
- STEM: GT Top Load, 1-1/8", 50mm
- GRIPS: GT Statement
- HEADSET: 1 1/8" Integrated Design, 45X45 Degree Sealed Bearings
- SADDLE: Railed
- SEAT POST: Alloy, 27.2mm x 200mm
GEOMETRY
- A. SEAT TUBE LENGTH: 8.27
- B. TOP TUBE ACTUAL: 20.75
- C. HEAD TUBE ANGLE: 74°
- D. SEAT TUBE ANGLE: 72°
- E. HEAD TUBE LENGTH: 4
- F. WHEELBASE: 37.46
- G. FRONT CENTER: 23.22
- H. CHAIN STAY LENGTH: 14.92
- I. BB DROP: -1.5
- J. BB HEIGHT: 11.3
- K. FORK RAKE: 1.4
- L. SEAT POST DIAMETER: 27.2mm
- M. AXLE TO CROWN: 12.7
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: |
NOTE: 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.
