Track Gear Calculator
Chainring:
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
Sprocket:
12
13
14
15
16
17
18
19
20
21
22
Tyre Size:
23mm
25mm
Category:
Unrestricted
Youth A
Youth B
Youth C
Calculate
Gear Inches:
-
Rollout (m):
-
Category Check:
-
