The bikes
There are two major BMX racing bike sizes. One is the 20" wheel bike, This bike is common with minors and is currently the most common class. The Cruiser bikes are any bikes with a 24" wheel, However, any bikes that have a wheel larger than 24" will still be considered Cruisers, Cruisers are more common with older racers and is rapidly growing.
There are also different size bmx bike frames based on the height of the rider, the top tube length is how long the top frame bar is in between the seat and handlebars and this is what you are looking for on the chart. |