GT Speed Series Pro XXL BMX Race Bike
GT Speed Series Pro XXL BMX Race Bike
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GT's Speed Series Pro XXL Bike is a top of the line BMX designed and built specifically for racing across dirt and pump tracks.
With an aluminium frame the Pro XXL keeps the weight down while the chromoly front end keeps it as strong as possible where it matters most. The 21.75" top tube length makes this bike ideal fro riders over 180/185cm.
The Speed Series Pro XXL also features long 175mm crank arms are perfect for racing and jumping giving you that extra power, a combo seat that's more simple and lightweight than separate options and a powerful 44/16 gearing ratio.
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Product Specs
- FRAME MATERIAL: Aluminium
- WHEEL SIZE: 20"
- TOP TUBE LENGTH: 21.75"
- CHAIN STAY LENGTH: 15.43"
- HEADTUBE ANGLE: 74°
- SEAT TUBE ANGLE: 72°
- FORKS: 100% Chromoly
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BARS:
- MATERIAL:
- TYPE:
- RISE: 8.375" Rise
- WIDTH: 29" Width - STEM: Alloy Top Load
- HEADSET: 1 1/8"
- BRAKE MOUNTS: Disc
- BRAKES: Hydraulic Disc Brake
- FRONT HUB: 10mm Sealed
- FRONT RIM: Double Wall
- REAR HUB: 10mm Freewheel Hub
- REAR RIM: Double Wall
- TYRES: 1.75"
- SPROCKET: 44T
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CRANKS:
- MATERIAL: Alloy
- TYPE: 2-Piece
- ARM LENGTH: 175mm - BB: BB86
- PEDALS: Plastic
- SEAT: Combo Seat/Post
- GEARING: 44/16
- WEIGHT: TBC
Product Highlights
- Longer top tube is great for taller riders who need a bit more room (6ft / 180cm plus)
- BMX Racing specific bike
- Lightweight aluminium build
- Ideal for racing
- 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!
Click here to view all BMX Race Bikes
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 + |
