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 Rinki-Dink Racers
 PO Box 7389
 Bundaberg North

  QLD 4670
 
 
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POCKET BIKE GEARING COMPARISON CHART

Gearing Ratio Comparison Chart Provided by Pocket Racing, Australia

All figures approximate the km/hr for a selected gear and rpm

Front Sprocket Rear Sprocket Gear Ratio 8000 8500 9000 9500 10000 10500 11000 11500 12000 12500 13000 13500 14000
6 78 13.000 33 35 37 39 41 43 45 47 49 51 53 55 57
6 72 12.000 35 38 40 42 44 46 49 51 53 55 58 60 62
6 70 11.667 36 39 41 43 46 48 50 52 55 57 59 61 64
6 68 11.333 37 40 42 45 47 49 52 54 56 59 61 63 66
6 66 11.000 39 41 43 46 48 51 53 56 58 60 63 65 68
6 65 10.833 39 42 44 47 49 51 54 56 59 61 64 66 69
6 64 10.667 40 42 45 47 50 52 55 57 60 62 65 67 70
6 63 10.500 40 43 46 48 51 53 56 58 61 63 66 68 71
6 62 10.333 41 44 46 49 51 54 57 59 62 64 67 69 72
6 60 10.000 42 45 48 50 53 56 58 61 64 66 69 72 74
7 78 11.143 38 41 43 45 48 50 52 55 57 60 62 64 67
7 72 10.286 41 44 46 49 52 54 57 59 62 65 67 70 72
7 70 10.000 42 45 48 50 53 56 58 61 64 66 69 72 74
7 68 9.714 44 46 49 52 55 57 60 63 66 68 71 74 77
7 66 9.429 45 48 51 54 56 59 62 65 68 70 73 76 79
7 65 9.286 46 49 51 54 57 60 63 66 69 72 74 77 80
7 64 9.143 46 49 52 55 58 61 64 67 70 73 76 78 81
7 63 9.000 47 50 53 56 59 62 65 68 71 74 77 80 83
7 62 8.857 48 51 54 57 60 63 66 69 72 75 78 81 84
7 60 8.571 50 53 56 59 62 65 68 71 74 77 81 84 87
8 78 9.750 44 46 49 52 54 57 60 63 65 68 71 74 76
8 72 9.000 47 50 53 56 59 62 65 68 71 74 77 80 83
8 70 8.750 49 52 55 58 61 64 67 70 73 76 79 82 85
8 68 8.500 50 53 56 59 62 66 69 72 75 78 81 84 87
8 66 8.250 52 55 58 61 64 68 71 74 77 80 84 87 90
8 65 8.125 52 56 59 62 65 69 72 75 78 82 85 88 92
8 64 8.000 53 56 60 63 66 70 73 76 80 83 86 90 93
8 63 7.875 54 57 61 64 67 71 74 78 81 84 88 91 94
8 62 7.750 55 58 62 65 69 72 75 79 82 86 89 93 96
8 60 7.500 57 60 64 67 71 74 78 81 85 89 92 96 99
9 78 8.667 49 52 55 58 61 64 67 70 74 77 80 83 86
9 72 8.000 53 56 60 63 66 70 73 76 80 83 86 90 93
9 70 7.778 55 58 61 65 68 72 75 79 82 85 89 92 96
9 68 7.556 56 60 63 67 70 74 77 81 84 88 91 95 98
9 66 7.333 58 62 65 69 72 76 80 83 87 91 94 98 101
9 65 7.222 59 63 66 70 74 77 81 85 88 92 96 99 103
9 64 7.111 60 63 67 71 75 78 82 86 90 93 97 101 105
9 63 7.000 61 65 68 72 76 80 83 87 91 95 99 102 106
9 62 6.889 62 66 69 73 77 81 85 89 93 96 100 104 108
9 60 6.667 64 68 72 76 80 84 88 92 96 100 104 108 112
Please note: This information is to be used as a guide only
These calculations are made for a perfect environment with no wind, no hills and all the power needed to drive the selected gear.
Pocket Racing & Rinki-Dink Racers take no responsibility with the use of the information or decisions made with this information.
Be safe.

 

 

 


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