In this thrillspire article we will give you a proper guide on the sizes of the bike frames.
18 inch bicycle frame size.
Bike frame size chart.
However this is something many people overlook.
Fortunately our bike size chart takes away the guesswork as it suggests mountain bike frame size and road bike frame size in either inches or centimetres alongside manufacturers bike size charts.
In very general terms an 18 inch bicycle is best for someone just under six feet in height but factors like inseam length and the differences between bike manufacturers can all influence the fit.
Road bikes use the metric system and usually fall between 48 and 63 centimeters.
161 172 cm 5 3 4 5 7 7 170 179 cm 5 6 9 5 10 5 177 188 cm 5 9 7 6 2 186 196 cm 6 1 2 6 5 2 195 203 cm 6 4 6 7 9.
The sizes are measured in inches mtb or centimeters.
147 155 cm 4 9 5 1 153 162 cm 5 2 5 3 8.
Dialing in your fit.
Whether you are interested in road or mountain biking picking a bike with the correct frame size is very important.
Mountain bike frames are measured in inches and usually fall between 13 and 23 inches.
The calculation here will give you your bike s frame size.
Alpha size xs s m ml l xl xxl.
Bike frame sizes are measured in the same way for all styles of bicycle.
5 10 6 0.
Once you have this measurement you can compare it to a manufacturer s inseam measurement and determine which frame size is best suited to your frame.
Many bike manufacturers will quote bike sizes as s m l or small medium or large etc.
That s why missy erickson owner and fit specialist at ero sports recommends a pre purchase bike fit for all athletes it doesn t matter if you re buying a new bike from a bike shop.
If it is just the frame this will be the center point in the bottom bracket shell.
To measure your bike s frame size take a measuring tape and place the tape in the center bolt of your bike s cranks.