GT Mach One Pro BMX Race Bike
GT Mach One Pro BMX Race Bike
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The GT Mach One Pro was desinged to be the perfect introduction into the world of racing, with its 20.6" top tube length, 20" tires and race geometry it's ready to go whenever you are.
It's built with a 6061-T6 aluminium frame paired Hi-ten steel forks and bars too keep the overall weight down while keeping the front end tough and durable. The Mach One Pro features a GT Power Series Tubular Chromoly crankset so you can put that power down responsively when it's needed.
For speed the Mach One Pro is loaded with a 10mm front hub and a 10mm freewheel hub at the back both laced to single walled alloy rims all wrapped up with a pair of 1.75" wide GT Wing tires.
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Product Specs
- FRAME MATERIAL: Aluminium
- WHEEL SIZE: 20"
- TOP TUBE LENGTH: 20.6"
- CHAIN STAY LENGTH: 14.4"
- HEADTUBE ANGLE: 74°
- SEAT TUBE ANGLE: 72°
- FORKS: Chromoly Steerer Tube and Hi-Ten Legs
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BARS:
- MATERIAL: Steel
- TYPE: 2-Piece
- RISE: 8.25" Rise
- WIDTH: 29" Width - STEM: Alloy Top Load
- HEADSET: 1 1/8"
- BRAKE MOUNTS: Welded Mount
- BRAKES: V-Brake
- FRONT HUB: 10mm Loose Ball
- FRONT RIM: Single Wall
- REAR HUB: 10mm Freewheel Hub
- REAR RIM: Single Wall
- TYRES: 1.75"
- SPROCKET: 38T
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CRANKS:
- MATERIAL: Chromoly
- TYPE: 3-Piece
- ARM LENGTH: 175mm - BB: Euro
- PEDALS: Plastic
- SEAT: Combo Seat/Post
- GEARING: 44/16
- WEIGHT: TBC
Product Highlights
- Great for riders who are between 5ft and 6ft tall (150cm - 180cm)
- BMX Racing specific bike
- Lightweight aluminium build
- V-brake system on welded mounts
- Responsive brakes
NEED MORE HELP UNDERSTANDING BMX RACE BIKES?
We have compiled a complete BMX Race Bike Buyers Guide to help you through the process of finding your perfect race bike. Here at sourcebmx we are all riders so we can offer advice that only 100% rider-owned bmx shops can - just ask!
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BMX RACE BIKE SIZING
The first thing you will need to do is make sure you get the correct size BMX race bike, based on your height. BMX race bikes are sized from Mini (The smallest) through to Pro (adult) sizes. These sizes refer to the overall size of the frames and parts but the wheel diameter will remain the same at 20” despite the width of the tyres varying.Take a ride through our handy guide to find out what size bike best suits you.
Note: there is some overlap between sizes as personal preference comes into the equation.
| Rider Height (ft & in) | Rider Height (cm) | Wheel Width (in) | Bike Size |
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| Up to 4'4" | Up to 130cm | 1 - 1/8 | Micro Mini |
| 4'2" - 4'10" | 127cm - 148cm | 1 - 1/8 | Mini |
| 4'6" - 5'1" | 138cm - 155cm | 1 - 1/8 | Junior |
| 5'0" - 5'4" | 150cm - 165cm | 1 - 3/8 | Expert |
| 5'2" - 5'6" | 155cm - 170cm | 1 - 3/8 | Expert XL |
| 5'3" - 5'8" | 160cm - 175cm | 1.75 | Pro |
| 5'7" - 6'0" | 170cm - 185cm | 1.75 | Pro XL |
| 6'0" + | 185cm + | 1.75 | Pro XL + |
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