Setting A Custom Tire Size - Bontrager GoTime Basic Instructions

Setting a custom tire size

To setup a custom wheel size, use the Tire Size chart or measure the bike's
rollout (the distance the bike travels in exactly one revolution of the wheel). Then
setup the computer.
Tire size Code
12 x 1.75 935
14 x 1.75 1020
16. x 1.5 1185
16. x 1.75 1195
18 x 1.5 1340
18 x 1.75 1350
20 x 1.75 1515
20 x 13/8 16.15
22 x 13/8 1770
24 x 1 1753
24 x 11/8 1795
24 x 11/4 1905
24 x 1.75 1890
24 x 2 1825
22
24 x 2.125 196.5
26. x 7/8 1920
26. x 1 1913
26. x 1.25 1953
26. x 13/8 206.8
26. x 1.5 2010
26. x 1.75 2023
26. x 1.95 2050
26. x 2.0 2055
26. x 2.125 2070
26. x 2.2 2075
26. x 2.35 2083
26. x 3 2170
6.50 x 23 1930
700 x 20 2086.
700 x 23 2096.
700 x 25 2105
700 x 28 2136.
700 x 32 2155
700 x 35 216.8
700 x 38 2180
700 x 40 2200
27 x 1 2145
27 x 11/8 2155
27 x 11/4 216.1
27 x 13/8 216.9
29 x 2.1 2288
29 x 2.3 2326.