# Can I use a 27 inch tube in a 700c tire?

## Can I use a 27 inch tube in a 700c tire?

27-inch and 700C tires are close enough in size that the inner tubes are compatible; i.e. you can use a 27-inch inner tube in a 700C tire, and vice-versa. However, you can NOT use a 27-inch tire on a 700C wheel, and vice-versa.

### Will a 26 inch tube fit a 700c tire?

It’ll work fine. It ‘could’ work if the 700c tube diameter is similar to the 26 inch. Some 700c are quite small, and some 26 are very large.

#### What is the difference between 27.5 and 700C?

Just as a 700C wheel is the same diameter as a 29” (29er) wheel, 650B shares the exact same rim diameter as 27.5”. 27.5”/650B rims have a bead seat diameter of 584mm, and 29”/700C rims have a bead seat diameter of 622mm.

Can you use 28 inch tubes for 25 tires?

Yep, no problem, you can run them in quite a bit larger tires than that.

How many inches is a 700c inner tube?

The simple answer is that 700c equals 27.5 inches but, unfortunately, it’s not as simple as that. Buy a 27.5 inch tire and inner tube for your bike and they’ll likely not fit.

## What is the difference between 27.5 and 700c?

### IS 700c 27?

700C wheels have a bead-seat diameter of 622mm, for 27″ it’s 630mm. 8mm difference in diameter is 4mm radius, so if you put 700C wheels on a frame designed for 27″ the brake needs to reach 4mm further — less than 1/4 inch.

#### What is a 700c wheel in inches?

29 inches
All road and cyclocross bikes are built with 700c wheels, which are 29 inches. However, 700c wheels are designed to accommodate a thinner tire. Many come in widths ranging from 18 to 23 millimeters, with touring tires ranging from 25 to 28 millimeters.

How big should inner tube be for 700C tires?

The number that appears after this multiplication sign is your tire width in millimeters and should be between 22 and 50. Take this tire measurement, compare it to the list below, and click the link for my recommended inner tube for your 700c tires.

Can a 700c tire fit a 27 inch tire?

Yep, a standard 700C tube will fit a 27″ tire (and most tube boxes bear multiple markings to indicate this). Just convert the inch width to mm to get the width of the 700C tube, if the box doesn’t say the inch size.

## How big of inner tube do I need for 27 inch wheels?

Tubes stretch a bit so they fit a variety of sizes. For a 27 x 1 1/4 tire you would need one that says 700×32 which is the equivalent new size of tube, although both the old system and new system are usually written on the packaging.

### Are there 27 inch tires on a bike?

There were few road bikes that used these 27-inch tires in the 1980s and before that. You may find these on “10-speed” bicycles. Yes, those bikes which could remind you of your childhood days. But, these are not similar to 700C tires that you see on modern bicycles.

01/06/2019