This varies from 1 6 to 2 5 inches.
Standard mountain bike wheel size.
26 inches 27 5 inches and 29 inches.
27 5 650b making a comeback in mountain biking is the 650b.
The bikes are usually.
Tires are also measured in width.
Most of the current options feature a 12mm axle diameter.
Most mountain bikes today are offered in one of two wheel sizes.
As with most bike wheel naming conventions the term 26 inch does not refer to the diameter of the wheel itself but rather the approximate outside diameter of the tire that fits this wheel size.
It s actually the same bead seat diameter as 700c tires but most 29 tires are simply too wide and tall to fit 700c wheels.
Some special tires can even be wider up to 3 inches with some models.
Tires come in three diameters.
These size labels come from an old french sizing standard which we ll cover in more detail in the french sizing section.
26 inch wheels offer unmatched maneuverability.
27 5 also know as 650b or 29 called 29ers with traditional 26 wheels reserved for dirt jump freeride and kids bikes.
As the standard for mountain bikes this size is used on many high performance folding bikes including montague s paratrooper line.
In terms of mountain bike wheels 650b is a standard 27 5 wheel and 700c is a standard 29 wheel.
The 29er another popular size for mountain bike wheels and tires.
26 inch wheels long considered the standard wheel size in the mountain bike industry 26 inches is likely the size of the wheels you have on your mountain bike now unless you actively sought out something different.
If all three have a 15 frame there will be a height difference between them due to their wheel size.
Bike frames are measured from the middle of their bottom bracket to the end of their seat tube.
Kids speciļ¬c mountain bike fit and size many of the same rules apply for the young uns whatever their age but there are also a few extra considerations to be aware of.