Bicycle Computer Tire Circumference

You can find tire size on the side of your tires.

Bicycle computer tire circumference. A bicycle computer can be used on an electric scooter or go kart if the correct wheel size is programmed into it. For these reasons it is not possible to list an exact tire circumference. Multiply this by pi 3 142 to get the circumference in mm 2130. Appropriate calculations will yield calibration numbers for computers in other groups.

For these reasons it is not possible to list an exact tire circumference. Etrto tire size l mm l cm inch 47 203 12x1 75 935 94 54 203 12x1 95 940 94 12 40 254 14x1 50 1020 102 14 47 254 14x1 75 1055 106 40 305 16x1 50 1185 119 47 305 16x1 75 1195 120 16 54 305 16x2 00 1245 125 28 349 16x1 1 8 1290 129 37 349 16x1 3 8 1300 130. Using a bicycle computer on a scooter or go kart. 622 28 x 2 678.

I looked up online and someone suggests to do the actual measurement for more accurate calculation so i did. To get an approximate diameter in mm add the bead seat diameter to twice the tire width since the tire depth comes into the diameter twice. Is the value to enter into the bicycle computer for the wheel circumference or perimeter size. The calculator above is based on the iso etrto european tyre and rim technical organization tire size which specifies tire size as a tire width and rim circumference in mm.

The computer default is 2096mm. A iso tire size of 28 622 which of course is backwards b c it s european from how we would refer to a 700 x 28c tire has a tire width of 28 mm and a rim diameter of. The tire circumference varies depending on the rim the inflation pressure and the load on the tire. Ground contact surface as shown in the illustration below and enter the measured value.

To get accurate results from a speed sensor like the wahoo rpm speed or blue sc input your wheel circumference in the wahoo fitness app an accurate speed sensor can also improve the accuracy of gps bike computers like the elemnt elemnt roam and elemnt bolt especially in tree cover or near buildings. In order to accurately program a bicycle computer we recommend a simple rolling test with the rider on the bicycle. The approximate tire circumferences for the most. However if you would like more accurate measurement or if your tire size is not listed in the tire circumference reference table you will need to measure the tire circumference i e.

Measure the tire circumference of your bicycle. In order to accurately program a bicycle computer we recommend a simple rolling test with the rider on the bicycle.