# You asked: What do the numbers on a bike rim mean?

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So, if your wheel size is 32-622, then it has a width of 32mm (inside our 28-64mm range) and a diameter of 622, which is the 28” wheel. Other than ETRTOs, wheel sizes can be written in inches, as Diameter x Width (for example, 28×1. 75).

## What do the numbers on bicycle rims 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.

## Whats the difference between a 700cc and a 26 bike rim?

A 26 inch, or a 650c wheel is about 1 inch smaller (about 2 inches smaller with road slicks) in diameter than a 700c. On smaller bikes, that 2 inches is a big help in building the perfect size without sacrificing performance.

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## What does 1 2 3 mean on a bike?

The smallest ring is 1, the middle ring is 2, and the biggest ring is 3. When you downshift with your left shifter, you’re moving to a smaller ring. The right shifter changes the ring on the rear wheel.

## Is 622 the same as 700c?

The standard modern road bike wheel has an ISO diameter of 622 mm and is referred to as 700c (makes sense, right? /s). … While the diameter for both 29″ and 700c wheels is the same at 622mm, rims made for mountain bikes are generally wider to accommodate wider tires.

## 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!

## How do I find out my rim size?

First, start with the wheel size for your vehicle. You can find that on the sidewall of the tires on your original wheels or the inside frame of the driver’s door. Check out Tire Size Explained (Reading the Sidewall) for more. The wheel diameter (in inches or millimeters) is the fifth set of numbers and letters.

## Are 700c wheels faster than 26?

Simply put, there is no evidence that 700C wheels roll faster than 650B (or 26″), and much data to show that they all roll at essentially the same speed.

## Are 700c wheels smaller than 27?

The rim diameter of a 700c wheel is actually slightly smaller than that of a ’27inch’. 700c bead diameter is 622mm whereas 27″ bead diameter is 630mm.

## Why do bigger wheels go faster?

A larger diameter wheel (given the same sized axle) has more leverage between the edge and the axle, it therefore needs fewer turns for a given distance, and the resistance in the axle is reduced. This makes it “Faster” in the sense that less energy is required to overcome axle friction and maintain a specific speed.

## What gear should I bike in on flat road?

For riding on flat roads, it is recommended to use the middle gear. It is a common choice among bikers as it helps you reduce pressure from your feet onto the pedals.

## What gear should I be in when cycling?

When you’re just getting comfortable on a bike, use only the rear cogs and the small or middle front chainring. This will allow you to get the hang of it before you shift into harder gears. … When riding on flat terrain, it’s best to use the middle or big front chainring and a range of rear cogs.

## Is a 27 speed bike fast?

So a 27 speed bike (from the 1990’s or 2000’s) would have 3 chain rings on the front and 9 cogs on the back. That would give you a low enough low gear to climb a very steep hill and a high gear that could allow you to go very fast with a strong wind behind you without pedaling very fast.

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## What does 700x38c mean?

The 700 signifies the nominal or outer tire diameter while the 38 represents the tire width, both expressed in millimeters. So, a tire measuring 700x38c means its outer diameter is 700mm while its width is 38mm.

## Will a 29 inch tire fit a 700C rim?

29″ (ISO size 622) is actually the same rim diameter as 700C, although most 29″ tires will not fit 700C road rims because they’re too wide. 29″ tires are popular with mountain bikers; search for 29″ MTB.

## Is a 28 inch wheel the same as 700C?

28”/700C/29er

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.