Get help choosing the right bike size with sizing charts, fit tips, and RideSizer™ guidance.
Picking the right bike size makes a big difference in your child’s comfort, safety, and confidence. The best way to choose a bike for your child is by using our sizing tool, called Ridesizer. It takes just a few clicks, and it will even tell you exac
Your child's leg length determines how far off the ground their heels will be while sitting on the Guardian Bike. This measurement adds more accuracy when determining the correct bike size. Confident riders on 20 inch large, 24 inch, and 26 inch bike
Our kids bikes can be ridden by small adults as long as your height is within the height recommendation. Our bikes are tested at 150lbs, but they can handle about 180lbs. That said, our kids bikes are specifically designed for kids (small brake lever
All bikes have a different geometry. If you tried a bike at Walmart, Target, or a bike store with the same wheel size as our bikes, it wouldn't fit the same as a Guardian Bike. That’s because bike geometry (the way a bike is designed and built) makes
The difference between the 20” Small and 20” Large comes down to the frame size. While both bikes use the same 20” wheels, the Small has a lower seat height, making it a better fit for younger or smaller riders. The rest of the frame geometry is then
Using your child’s leg length is the most accurate way to size your child because we are able to match your child up to the seat height of the bike. When calculating by height it is less accurate as we are estimating your child’s leg length based on
All Guardian Bikes are designed and tested to ensure they’re safe and durable for riders. Kids’ bikes are tested with a 150 lb rider and can safely handle up to about 180 lbs. Adult bikes are built to support riders up to roughly 260 lbs.