As a minimum you will need at least a 23 inside leg to be able to stand over a full size bmx bike.
Bmx bike size for 7 year old boy.
So what size bmx is the most popular for 7 year olds.
To find it easily we have prepared an easy to read kids bike size chart selection by height by age by inseam for you.
Feet inches centimetres approximate age wheel size.
This calculator will recommend a bmx frame size based on your height measurement.
Whether as a means of transport or just for fun childhood and cycling go hand in hand.
Most bmx bikes have 20 tires while the larger frames may use 24 tires also known as cruiser class bmx bikes.
Your average adult weighs 177 lbs and your average 5 year old weighs 40 lbs.
Meanwhile a 10 year old or older will likely use the 24 inch size.
When figuring out frame size only the rider s height is important.
Your average sized 7 year old around 4 ft child will do well on an 18 inch bicycle.
Most 8 and 9 year olds will fit on a 20 inch wheel bike.
Kids bike size chart.
20 inch is also the standard size for a bmx wheel and given they both have no gears the 20 inch kid s bike and bmx share a lot of similarities.
A 4 to 5 year old with a height of between 40 and 46 should be riding a 16 kids bike.
Here you can find our children s bike size chart.
We all know that adult cyclist that gets obsessive about how much his bike weighs.
Bmx bikes tend to come in one frame size although there are some variations in length.
5 7 years.
But for a child it is way more important.
Rider height suggested bmx size.
Bmx bike sizing guide.
When buying a new children s bike the appropriate bike size plays a very important role.
Although if your child is taller than average 4 ft 5 in and above consider going for the 20 inch model.
3 7 4 0 110cm 122cm.
Getting the right size bike can greatly improve your performance in any situation.
The best size bike for a 4 year old is either a 12 inch or 16 inch wheel depending on their height.
Yes that s a bit heavy but for a boy s bmx bike it shouldn t be too much of an issue as you likely don t want your 10 year old getting 15 feet of air like it s nothing.
20 inch bikes are generally suitable for kids aged 6 10 years.
The main difference between the two is that a kid s bike will be lighter and easier to ride and a bmx will be heavier and more durable.
Similarly the right size bike for a 5 year old falls into that same range.