# What do the numbers on a bike mean?

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Lower numbers are the low gears, and higher numbers are the high gears. First gear is a low gear. … Downshifting means going to a lower gear, and upshifting means going to a higher gear. You can also say shift down and shift up.

## How do I know if my bike is 10 or 11 speed?

Multiply the front gear number by the rear gear number to get the number of speeds. For example, if you have two front gears and five back gears, you have a 10-speed bike.

## How do 21 gear bikes work?

On the handlebars of a 21-speed bike (the most typical), you’ll see a left-side shift lever with the numbers 1, 2 and 3, and a right-side shift lever with 1 through 7. The lever on the left controls the three chainrings on your front derailleur, and drastically change how easy or hard it is to pedal.

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## When a bike is 26 what does that mean?

Usually the size is written on the tire sidewall, for example it might read 26 x 2.2”, a typical mountain bike size. This indicates the wheel is 26” and the tire is 2.2” wide. Wheels are categorized in size by their primary use for road cycling, off road, touring and BMX.

## What is a 9 speed bike?

When magazines and websites talk about a bike’s ‘speed’, it’s a reference to the number of sprockets. A bike with three chainrings and nine sprockets is 9-speed, even though it has 27 theoretical ratios. The higher the sprocket count, the more expensive, smoother shifting, and lighter weight the gears.

## What is a 3 32 chain?

3/32″ (0.094″, 2.30 mm) chain is used on derailer equipped bicycles that have more than 3 cogs at the rear. Even somewhat narrower chain, typically . 090″ or 2.29 mm between the inner plates, is used for derailer-equipped bicycles with 9 or more sprockets at the rear.

## What is the fastest gear on a bike?

High Gear = Hard = Good for Descending: The “highest” gear on your bike is the largest chain ring in the front and the smallest cog on your cassette (rear gears). In this position, the pedaling will be the hardest and you’ll be able to accelerate while traveling downhill.

## Is gear 1 high or low on a bike?

Bikes generally have 1, 3, 18, 21, 24, or 27 speeds. (10- and 15-speeds are obsolete and you don’t see them on new bikes anymore.) Lower numbers are the low gears, and higher numbers are the high gears. First gear is a low gear.

## What gear is best for going uphill on a bike?

When riding uphill or into a headwind, it’s best to use the small or middle front chainring and bigger rear cogs. When riding downhill, it’s best to use the bigger front chainring and a range of the smaller rear cogs.

## Should you change gears while pedaling?

Rule 1. You must be pedaling when you change gears. … If you click the shifters without pedaling, the gears won’t change until you do start pedaling, and when you do, you’ll hear some very disconcerting noises. You also don’t want to shift the gears while standing still.

## Is 26 inch bike good for what height?

There are bikes with 26- inch wheels, which are suitable for heights between 5’0″ and 5’5″.

## How do you determine what size bike to buy for a woman?

Women’s bike frames may be measured in inches or centimeters, or come in generic sizes (S, M, L).

Women’s Mountain Bike Size Chart.

Rider Height Frame Size (in Inches) Frame Sizes (S,M,L)
4’10”-5’2″ 13-14 XS
5’2″-5’6″ 15-16 S
5’6″-5’10” 17-18 M
5’10”-6’0″ 19-20 L

## Is 24 inch bike good for what height?

Kids Bike Sizes Chart

Wheel Size Age Height
14″ 2 – 4 years 37 – 44″
16″ 4 – 6 years 41 – 48″
20″ 5 – 8 years 45 – 54″
24″ 8 – 11 years 49″ – 59″

## Is 9 speed bike enough?

Yes. A 9-gear bike is just as good as an 11-gear bike. Instead of focusing on the number of gears (not speeds) you should be concentrating on the quality of the bicycle as a whole. … The reason that they are called gears and not speeds is because they do not primarily dictate your speed.

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

Top tips for finding the right gear when cycling

On flat or rolling terrain on your own or in a group, you should be looking to have a cadence of between 80-90 revolutions of the pedal per minute.

## What does 10 speed mean on a bike?

A 10-speed bike is a type of road bicycle that allows you to change the pedaling resistance through a shifting mechanism. The various gears provide up to 10 different resistance settings, or speeds. This type of bicycle engineering makes riding on hilly terrain over long distances easier.