TECH TIP # 3
TIRE AND TUBE SIZES
TIRE SIZE
The tire size is printed on the sidewall of the tire
MTB TIRES
MTB Wheels come in three different diameter 26", 27.5" and 29", the tire sizes vary accordingly
THE TIRE SIZE is printed as 26 x 2.1 or 27.5 x 2.0 or 29 x 2.25, the first number indicates the diameter and second number indicates the width of the tire in INCHES
ROAD BIKE AND HYBRID BIKE TIRES
Road bike wheels come in 700C diameter (approximately between 28" and 29").
The road tire size is usually mentioned as 700 x 26C, 700 x 25C, 700 x 23C the first number is wheel diameter in 'mm' and second number is tire width in 'mm'
The hybrid tire size is usually mentioned as 700 x 28C ........700 x 40C, the first number is wheel diameter in 'mm' and second number is tire width in 'mm'
TUBE SIZE
One tube fits many tire widths for a given wheel diameter.
MTB TUBE
The size is mentioned as 26 x 1.95-2.25, the first number indicates tire/wheel diameter in inches and second set of numbers indicates the range of tire widths for which the tube will fit. In the given example the tube will fit 26" tire and tire width range will be from 1.95" to 2.25"
ROAD TUBE
The size is mentioned as 700 x 18-23, the first number indicates tire/wheel diameter in 'mm' and second set of numbers indicates the range of tire widths in 'mm' for which the tube will fit. In the given example the tube will fit 700C tire and tire width range will be from 18mm to 23mm
HYBRID TUBE
The size is mentioned as 700 x 28-45, the first number indicates tire/wheel diameter in 'mm' and second set of numbers indicates the range of tire widths in 'mm' for which the tube will fit. In the given example the tube will fit 700C tire and tire width range will be from 28mm to 45mm. Alternately the hybrid tubes also indicate tire diameter in inches as 28"
TIRE AND TUBE SIZES
TIRE SIZE
The tire size is printed on the sidewall of the tire
MTB TIRES
MTB Wheels come in three different diameter 26", 27.5" and 29", the tire sizes vary accordingly
THE TIRE SIZE is printed as 26 x 2.1 or 27.5 x 2.0 or 29 x 2.25, the first number indicates the diameter and second number indicates the width of the tire in INCHES
ROAD BIKE AND HYBRID BIKE TIRES
Road bike wheels come in 700C diameter (approximately between 28" and 29").
The road tire size is usually mentioned as 700 x 26C, 700 x 25C, 700 x 23C the first number is wheel diameter in 'mm' and second number is tire width in 'mm'
The hybrid tire size is usually mentioned as 700 x 28C ........700 x 40C, the first number is wheel diameter in 'mm' and second number is tire width in 'mm'
TUBE SIZE
One tube fits many tire widths for a given wheel diameter.
MTB TUBE
The size is mentioned as 26 x 1.95-2.25, the first number indicates tire/wheel diameter in inches and second set of numbers indicates the range of tire widths for which the tube will fit. In the given example the tube will fit 26" tire and tire width range will be from 1.95" to 2.25"
ROAD TUBE
The size is mentioned as 700 x 18-23, the first number indicates tire/wheel diameter in 'mm' and second set of numbers indicates the range of tire widths in 'mm' for which the tube will fit. In the given example the tube will fit 700C tire and tire width range will be from 18mm to 23mm
HYBRID TUBE
The size is mentioned as 700 x 28-45, the first number indicates tire/wheel diameter in 'mm' and second set of numbers indicates the range of tire widths in 'mm' for which the tube will fit. In the given example the tube will fit 700C tire and tire width range will be from 28mm to 45mm. Alternately the hybrid tubes also indicate tire diameter in inches as 28"
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