How To Determine Bike Frame Size

Road bike frame sizes are measured in centimeters.

How to determine bike frame size. Most bikes use one of these three sizes of wheels. The top tube length is the measure that many bike manufactures take to size road bikes. That s not true of mountain bikes where the frame size is usually marked s m l etc. Mountain bikes have a lower center of gravity to keep you on balance riding over roots rocks and mud on the trail.

The seat tube is the long tube that the bike seat post sticks into. Depending on the kind of bike you ride or want to ride will determine your size along with your riding style. Choose a bicycle type. Our bicycle size calculator will tell you what size bike you need.

Rather it s just a decent way to determine whether the frame will be too short or too tall. I look to buy a entry level model or second hand but i want to make sure the frame is the correct for me i m 5 9 which indicates a medium size frame 54cm 55cm but my inseam is 87cm points to a larger bike. The bike size is usually on a sticker somewhere on the frame. The below is a typical bike size guide however due to different bike types we d recommend using out bike size guides above to find your specific bike size frame and understand how to measure the bike frame correctly.

Bicycle frame size calculator. Racing bikes usually have smaller frames while touring or commuter bikes often have larger frames. While not all bicycle frames have a size label it ll save you some work if yours does. This type of system is used in road bikes too.

Although this does not hold true for mountain bikes as in this the frame size is s l and m etc. If you look near the bottom of this tube about 3 inches 7 6 cm up from the chain sprocket you ll see a glued on label that states the bike s frame size. This is possible since the bikes have a more casual upright riding position and are easily adjustable to accommodate a larger range of riders within each bike size. If the size isn t given.

Choose the type of bike you re interested in and then enter your measurement s. Below are general guides for road bikes and mountain bikes. The s s m m l and l is used in merida s bikes. You will get a printable page with your recommended frame size.

I need some advice regarding a road bike frame size. Keep in mind that this is only a general. For example mountain biking is a lot more aggressive than road biking and may require a smaller sized bike to make it more maneuverable through different terrains and obstacles whereas a cross country racing bike may be sized slightly larger to allow more speed to be generated.