What do the numbers on a bicycle tire mean?
The first number is the diameter of your wheel. Sizes such as 26, 24, 20, 27.5, 29 and 700c are common tire diameters. The second number (after the X) is the width of your tire. … For example, a 26 x 1.75 size means the tire diameter is 26 inches and the tire width is 1.75 inches.
How do you read bike tire markings?
Generally, bike tire sizes are indicated with two numbers that correspond roughly to the outside diameter of the tire and the width of the tire. These would usually be measured in inches (26″, 27″, etc.) or millimeters (650, 700, etc.).
How do I know my bike tire size?
Check your tire’s sidewall—the numbers there indicate your tire size (roughly its outer diameter and its width, but not always in that order). Typical road bike tire: 700 x 32c indicates a tire that has an outer diameter of 700mm and a width of 32mm.
What does 700x28c mean?
700x28c simply means the size of your bicycle tire, according to what’s known as the ‘French system’. “700” is the overall diameter of the bike tire, measured in millimeters. … The “c” is part of the old French system that classified widths of tires from “a” (being the narrowest) to “d” (which was the widest).
Is 28 inch the same as 700C?
28”/700C/29er
The wheel sizes 28”, 700C and 29er or 29” all refer to the same rim size: ETRTO 622. The tyres can differ, but the 28”, 700C and 29er are all the exact same rim diameter. The 700 markings will be followed by the width in mm, and the 28 or 29 markings will be followed by the width in inches.
What does ISO on a bike tire mean?
ISO 5775 is an international standard for labeling the size of bicycle tires and rims. The system used was originally developed by the European Tyre and Rim Technical Organisation (ETRTO). It is designed to make tire sizing consistent and clear. … The Japanese Industrial Standards Committee also cooperates with ISO 5775.
What does 700c mean for bike tires?
700C is used to refer to any tire, rim, or wheel with a 622mm BSD, but it could be on a skinny-tired road bike where the wheel has an actual diameter of only 660mm (which is actually a little LESS than 26 inches!), or a mountain bike with a wheel diameter of over 29 inches.
Is 26 inch bike good for what height?
Bikes that are 26 inches in size work well for children and adults who range from approximately five feet to six-feet tall. They can also be appropriate for some taller people, but the best way to find out if it’s a good fit is by testing ride one!
What size is a 700x38c tire?
What Size Is 700x38c? A 700x38c tire is a bicycle tire with a nominal diameter of 700mm (roughly 27.5 inches) and a width of 38mm (approximately 1.5 inches).
What does 700x37c mean?
700 is the nominal diameter of the tire in millimeters. 38 is the width of the tire (as seen if you were looking at your bike from the front/back). C refers to the old French system of classifying wheels according to their Bead Seat Diameter.
How wide is a 28C bike tire?
A ISO tire size of 28-622 is how we would refer to a 700 x 28C tire has a tire width of 28 mm and a rim diameter of 622 mm. If your wheel size isn’t listed in the drop down, you can just enter the number into the Dia. (mm) field.
What is the C in tire size?
C = Commercial (Example: 31×10.
Euro-Metric tire sizes ending with a C are commercial tires, for use on delivery trucks and vans capable of carrying heavy loads. In addition to the C designation, these sizes are also branded with a load range and service description rating (load range B, C, or D).