GT Speed Series Junior BMX Race Bike
Regular price£619.99
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Product Description
The GT Speed Series Junior BMX Race Bike was inspired by the Speed Series Pro Models featuring reverse rear dropouts for quick gear changes.
This model is purpose designed and spec'd to be incredibly lightweight offering maximum performance to meet each racer's needs. The Speed Series Junior model is the perfect size for riders between 4' 4" - 4' 10".
Product Specs
- FRAME MATERIAL: Alloy
- WHEEL SIZE: 20"
- TOP TUBE LENGTH: 18.5"
- CHAIN STAY LENGTH: 13.19"
- HEADTUBE ANGLE: 73°
- SEAT TUBE ANGLE: 70°
- FORKS: GT BMX Junior Race, 6061 Aluminium, 1" Steerer
- BARS: GT Speed Alloy, 8° Backsweep, 2° Upsweep
- STEM: GT Top Load, 40mm
- HEADSET: 1" Integrated Design, 45 x 45 Degree Sealed Bearings
- BRAKE MOUNTS: TBC
- BRAKES: Promax MV-87, Cold-Forged Arms, Mini V-type
- FRONT HUB: Gt Speed Series, Sealed Bearings, 28h, 3/8" Female Allen Bolts
- FRONT RIM: Speed Series Aero, Double Wall, 28h
- REAR HUB: GT Speed Series Cassette, 5 Sealed Bearings, 28h, 3/8" Female Allen Bolts w/Alloy Washers
- REAR RIM: Speed Series Aero, Double Wall, 28h
- TYRES: Kenda Kompact Pro Race, 20 x 1-3/8"
- SPROCKET: 36T
- CRANKS: GT Forged Alloy 2-Piece
- BB: EB24 Sealed Bearings
- PEDALS: GT Mini Size Platform
- SEAT: BOX Echelon
- GEARING: 36/16
- WEIGHT: TBC
Product Highlights
- A full size 20” wheel with smaller geometry to suit riders typically fitting a 18” wheeled bike (3'6" - 4’6” / 105cm - 135cm)
- BMX Racing specific bike
- Built strong and lightweight
- Great spec for a BMX in this price bracket
- Strong and durable crankset
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 |
|---|---|---|---|
| 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 + |
