Bicycle Wheel Sizes Explained

Is a bike wheel size chart needed.

Bicycle wheel sizes explained. Because of the high pressure and desired low rolling resistance road tires come in narrow widths. Thru axle quick release vs. The traditional sizing systems were based on the measurement of the outside of diameter of the tire so it would be listed as diameter x width. Some older road bikes still have the 27 inch size.

The best mtb wheels range from lightweight 1300g race models to super strong downhill options ready to take a beating. Most adult road bikes use 700c wheels whereas 26 is typically a mountain bike wheel size although in recent years mountain bikes are using larger wheels as well. A guide to bike tire sizes traditional sizing systems. These size labels come from an old french sizing standard which we ll cover in more detail in the french sizing section.

We re going to jump through the x major factors in determining what you need. Mountain bike wheels are described by the approximate outer diameter of the rim plus a wide 2 inch tire. If all three have a 15 frame there will be a height difference between them due to their wheel. These include the following.

Road tires generally come in the size 700c which roughly equals 700 millimeters. Terms and definitions freehub driver dropout skewer vs. However the evolution of tires and rims has made these measures inaccurate when it comes to compatibility. Generally speaking mountain bike wheels for all round use should weigh in the region of 1700 2000g for the pair.

The typical 24 inch rim has a diameter of 507 millimetres 20 0 in and an outside tire diameter of about 24 inches 610 mm. 24 inch iso 507 mm. Some bikes especially triathlon bikes are available with wheel diameters of 650 or 650c. Center lock boost rotor.

Switching from 630 to 622 for example needs another 4mm of brake reach. Understanding definitions and sizes for utility bicycle wheels which include rims and tyres definitions. Sometimes very small adult road bike frames will use a smaller wheel size like 650b but it s more common even for small frames to use 700c wheels. 28 1 15 8 28 1 1 or 700 32c which are all 32 622.

Fret not we re going to hold your hand and explain everything. However on a mountain bike the answer is yes. Wheel refers to. Although they re familiar they can be very confusing.

Mountains bikes now come in three different wheel sizes. If you don t know what hub standards you need for your bike you can t get started. May also include the tire and tube rim refers to. Common road bike widths in millimeters come in sizes ranging from 18 to 23 with a typical road bike tire at 700 x 23.

Tyres of the same size may come with lots of different markings. Picking the right mountain bike wheels can be tricky but don t let that put you off because the right set of wheels can make a bike feel completely different. A hub rim and spokes all together. In terms of mountain bike wheels 650b is a standard 27 5 wheel and 700c is a standard 29 wheel.

By comparing this dimension you can see if the brakes will reach when a different size of rim is fitted to your bike. At 5 6 you re not quite in that very small frame category and it s completely reasonable for a frame suited to your height to use 700c. The outer metal hoop of a bicycle wheel tyre tire in american english refers to. 24 inch clincher tires with inner tubes are the most common wheel size for junior mountain bikes.

Ring shaped component that surrounds a wheel s rim to transfer a vehicle s load from the. On road bikes and hybrids no as these bikes will all have a similarly sized wheel. Sometimes you can t find any iso size on a tyre only the old school markings.