Academy Origin 18 Kids BMX Bike Gloss Black/Polished (2021)
5% Best Price Guarantee*
If you find a cheaper price, we will beat it by 5%*
- Applies to any cheaper price found in Australia.
- When the competitor's final price inclusive of any taxes and delivery fees.
- *Excludes Garmin products, other exclusions apply learn more.
Up to 12 months interest free

Perfect Ride Guarantee
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Free Bike Build
We'll build your bike for free when you click and collect at any 99 Bikes store.

First Free Tune-up
Every bike come with a complimentary free tune-up and safety check.
The Academy Origin is a 18" Kids BMX which is one of the most affordable bikes going around. Designed with an 18" top tube and 18" wheels, the Origin suits kids between the ages of 7 and 13 with its simple and easy to control design sure to be a hit. Like most entry level bikes it is made with tough Hi-Ten steel frame, forks and bars, but still brings the quality with a fully sealed cassette hub with 25/9 gearing. It rolls on single wall rims with an alloy U brake for control so that kids can learn to ride with confidence. The Academy Origin is a BMX that does the basics well and doesn't load up on unnecessary spec for entry level riders, ensuring that you get excellent value from this bike.
Features
- Frame: Academy Origin 18” 18.0” TT Hi-Ten
- Forks: Academy BMX Origin 18” Hi-Ten tapered legs
- Handlebars: Academy 7.5” rise 25” wide Hi-Ten.
- Crankset: Academy 1pce, Hi-Ten 152mm.
SKU | ACXB21021B1 |
---|---|
Season | 2021 |
Size | 18inch |
Click & Collect | Yes |
Wheel Size | 18" |
Frame Material | Steel |
Fork Material | Steel |
Cassette Type | Single Speed |
Chainset Type | Single |
Brake Type | U-Brake |
Bottom Bracket | USA loose ball |
Brakes | Rear Alloy U brake, front caliper |
Brake Levers | Alloy |
Cassette | Academy 25T |
Chain | KMC |
Crankset | One piece Hi-Ten steel 152mm |
Fork | Academy Origin 18", Hi-Ten, tapered legs |
Frame | Academy Origin 18", Hi-Ten |
Grips | Academy |
Handlebar | Academy, Hi-Ten, 7.5" rise x 25.0" wide |
Hubs | Alloy sealed cassette 9T 10mm axle 36 hole |
Pedals | Plastic |
Rims | 18" Alloy Single wall 36 hole |
Saddle | Academy Railed with steel post |
Seatpost | Academy Railed with steel post |
Spokes | Black |
Tyres | Family F2128 18" x 2.1" |
Kids Bike Sizing | 18 Inch |
Top Tube Length | 18 |
Top Tube Length | 18.x" |
Kid's Bike Sizing Chart
This is an accurate estimate, and every new bike comes with a free professional bike fit when you click & collect in store, plus all bikes have a 30 day Perfect Ride Guarantee.

Legend
ST Seat Tube
TT Top Tube
CS Chain Stay Length
HTA Head Tube Angle
STA Seat Tube Angle
BD Bottom bracket Drop
HT Head Tube
FL Fork Length
R Reach
S Stack
WB Wheel Base
Size |
18inch | Wheel Size | 18" | Frame Size | 18 | TT Top Tube (in) | 18.0 | CS Chain Stay Length (in) | 12.25 | HTA Head Tube Angle (°) | 74.0 | STA Seat Tube Angle (°) | 71.0 | R Reach (mm) | - | WB Wheel Base (mm) | - |