How To Measure A Bike Frame Size In Inches

Road bike sizing and mountain bike sizes are slightly different and the units used in bike sizes vary depending on type and brand.
How to measure a bike frame size in inches. 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. Simply use our vintage bike sizing chart below to find the perfect fit for you. Rather it s just a decent way to determine whether the frame. Finding the correct frame size is key to your safety and enjoyment our guide walks you through everything you need to know in order to measure a bike frame.
Classic bike frame sizes are measured in inches and are available in sweeping open frame style designs in a choice of frame sizes. While not all bicycle frames have a size label it ll save you some work if yours does. The seat tube is the long tube that the bike seat post sticks into. 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.
While using your height as a guide is one of the easier ways to get an idea of your frame size it won t give you a perfect fit.