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Karting Drive Ratio Chart Arranged by Sprocket Size

Karting Drive Ratio Chart Arranged by Sprocket Size

Use this chart to find your drive ratio for any combination of sprocket teeth.

Note that not all sprocket sizes are available for all chain types.

Related Charts and Information:

Karting Drive Ratio Chart Sorted by Drive Ratio

Axle Sprocket Pitch Diameter Chart

How To Calculate your Kart's Top Speed

#219 Chain Drive Components

#35 Chain Drive Components

Karting Drive Ratio Chart Arranged by Sprocket Size

Top and Bottom Rows: Number of teeth on Drive Sprocket
Left Column: Number of Teeth on Axle Sprocket

  9 10 11 12 13 14 15 16 17 18 19 20
53 5.8889 5.3000 4.8182 4.4167 4.0769 3.7857 3.5333 3.3125 3.1176 2.9444 2.7895 2.6500
54 6.0000 5.4000 4.9091 4.5000 4.1538 3.8571 3.6000 3.3750 3.1765 3.0000 2.8421 2.7000
55 6.1111 5.5000 5.0000 4.5833 4.2308 3.9286 3.6667 3.4375 3.2353 3.0556 2.8947 2.7500
56 6.2222 5.6000 5.0909 4.6667 4.3077 4.0000 3.7333 3.5000 3.2941 3.1111 2.9474 2.8000
57 6.3333 5.7000 5.1818 4.7500 4.3846 4.0714 3.8000 3.5625 3.3529 3.1667 3.0000 2.8500
58 6.4444 5.8000 5.2727 4.8333 4.4615 4.1429 3.8667 3.6250 3.4118 3.2222 3.0526 2.9000
59 6.5556 5.9000 5.3636 4.9167 4.5385 4.2143 3.9333 3.6875 3.4706 3.2778 3.1053 2.9500
60 6.6667 6.0000 5.4545 5.0000 4.6154 4.2857 4.0000 3.7500 3.5294 3.3333 3.1579 3.0000
61 6.7778 6.1000 5.5455 5.0833 4.6923 4.3571 4.0667 3.8125 3.5882 3.3889 3.2105 3.0500
62 6.8889 6.2000 5.6364 5.1667 4.7692 4.4286 4.1333 3.8750 3.6471 3.4444 3.2632 3.1000
63 7.0000 6.3000 5.7273 5.2500 4.8462 4.5000 4.2000 3.9375 3.7059 3.5000 3.3158 3.1500
64 7.1111 6.4000 5.8182 5.3333 4.9231 4.5714 4.2667 4.0000 3.7647 3.5556 3.3684 3.2000
65 7.2222 6.5000 5.9091 5.4167 5.0000 4.6429 4.3333 4.0625 3.8235 3.6111 3.4211 3.2500
66 7.3333 6.6000 6.0000 5.5000 5.0769 4.7143 4.4000 4.1250 3.8824 3.6667 3.4737 3.3000
67 7.4444 6.7000 6.0909 5.5833 5.1538 4.7857 4.4667 4.1875 3.9412 3.7222 3.5263 3.3500
68 7.5556 6.8000 6.1818 5.6667 5.2308 4.8571 4.5333 4.2500 4.0000 3.7778 3.5789 3.4000
69 7.6667 6.9000 6.2727 5.7500 5.3077 4.9286 4.6000 4.3125 4.0588 3.8333 3.6316 3.4500
70 7.7778 7.0000 6.3636 5.8333 5.3846 5.0000 4.6667 4.3750 4.1176 3.8889 3.6842 3.5000
71 7.8889 7.1000 6.4545 5.9167 5.4615 5.0714 4.7333 4.4375 4.1765 3.9444 3.7368 3.5500
72 8.0000 7.2000 6.5455 6.0000 5.5385 5.1429 4.8000 4.5000 4.2353 4.0000 3.7895 3.6000
73 8.1111 7.3000 6.6364 6.0833 5.6154 5.2143 4.8667 4.5625 4.2941 4.0556 3.8421 3.6500
74 8.2222 7.4000 6.7273 6.1667 5.6923 5.2857 4.9333 4.6250 4.3529 4.1111 3.8947 3.7000
75 8.3333 7.5000 6.8182 6.2500 5.7692 5.3571 5.0000 4.6875 4.4118 4.1667 3.9474 3.7500
76 8.4444 7.6000 6.9091 6.3333 5.8462 5.4286 5.0667 4.7500 4.4706 4.2222 4.0000 3.8000
77 8.5556 7.7000 7.0000 6.4167 5.9231 5.5000 5.1333 4.8125 4.5294 4.2778 4.0526 3.8500
78 8.6667 7.8000 7.0909 6.5000 6.0000 5.5714 5.2000 4.8750 4.5882 4.3333 4.1053 3.9000
79 8.7778 7.9000 7.1818 6.5833 6.0769 5.6429 5.2667 4.9375 4.6471 4.3889 4.1579 3.9500
80 8.8889 8.0000 7.2727 6.6667 6.1538 5.7143 5.3333 5.0000 4.7059 4.4444 4.2105 4.0000
81 9.0000 8.1000 7.3636 6.7500 6.2308 5.7857 5.4000 5.0625 4.7647 4.5000 4.2632 4.0500
82 9.1111 8.2000 7.4545 6.8333 6.3077 5.8571 5.4667 5.1250 4.8235 4.5556 4.3158 4.1000
83 9.2222 8.3000 7.5455 6.9167 6.3846 5.9286 5.5333 5.1875 4.8824 4.6111 4.3684 4.1500
84 9.3333 8.4000 7.6364 7.0000 6.4615 6.0000 5.6000 5.2500 4.9412 4.6667 4.4211 4.2000
85 9.4444 8.5000 7.7273 7.0833 6.5385 6.0714 5.6667 5.3125 5.0000 4.7222 4.4737 4.2500
86 9.5556 8.6000 7.8182 7.1667 6.6154 6.1429 5.7333 5.3750 5.0588 4.7778 4.5263 4.3000
87 9.6667 8.7000 7.9091 7.2500 6.6923 6.2143 5.8000 5.4375 5.1176 4.8333 4.5789 4.3500
88 9.7778 8.8000 8.0000 7.3333 6.7692 6.2857 5.8667 5.5000 5.1765 4.8889 4.6316 4.4000
89 9.8889 8.9000 8.0909 7.4167 6.8462 6.3571 5.9333 5.5625 5.2353 4.9444 4.6842 4.4500
90 10.0000 9.0000 8.1818 7.5000 6.9231 6.4286 6.0000 5.6250 5.2941 5.0000 4.7368 4.5000
91 10.1111 9.1000 8.2727 7.5833 7.0000 6.5000 6.0667 5.6875 5.3529 5.0556 4.7895 4.5500
92 10.2222 9.2000 8.3636 7.6667 7.0769 6.5714 6.1333 5.7500 5.4118 5.1111 4.8421 4.6000
93 10.3333 9.3000 8.4545 7.7500 7.1538 6.6429 6.2000 5.8125 5.4706 5.1667 4.8947 4.6500
94 10.4444 9.4000 8.5455 7.8333 7.2308 6.7143 6.2667 5.8750 5.5294 5.2222 4.9474 4.7000
95 10.5556 9.5000 8.6364 7.9167 7.3077 6.7857 6.3333 5.9375 5.5882 5.2778 5.0000 4.7500
96 10.6667 9.6000 8.7273 8.0000 7.3846 6.8571 6.4000 6.0000 5.6471 5.3333 5.0526 4.8000
97 10.7778 9.7000 8.8182 8.0833 7.4615 6.9286 6.4667 6.0625 5.7059 5.3889 5.1053 4.8500
98 10.8889 9.8000 8.9091 8.1667 7.5385 7.0000 6.5333 6.1250 5.7647 5.4444 5.1579 4.9000
99 11.0000 9.9000 9.0000 8.2500 7.6154 7.0714 6.6000 6.1875 5.8235 5.5000 5.2105 4.9500
100 11.1111 10.0000 9.0909 8.3333 7.6923 7.1429 6.6667 6.2500 5.8824 5.5556 5.2632 5.0000
101 11.2222 10.1000 9.1818 8.4167 7.7692 7.2143 6.7333 6.3125 5.9412 5.6111 5.3158 5.0500
102 11.3333 10.2000 9.2727 8.5000 7.8462 7.2857 6.8000 6.3750 6.0000 5.6667 5.3684 5.1000
103 11.4444 10.3000 9.3636 8.5833 7.9231 7.3571 6.8667 6.4375 6.0588 5.7222 5.4211 5.1500
104 11.5556 10.4000 9.4545 8.6667 8.0000 7.4286 6.9333 6.5000 6.1176 5.7778 5.4737 5.2000
105 11.6667 10.5000 9.5455 8.7500 8.0769 7.5000 7.0000 6.5625 6.1765 5.8333 5.5263 5.2500
  9 10 11 12 13 14 15 16 17 18 19 20

Related Charts and Information:

Karting Drive Ratio Chart Sorted by Drive Ratio

Axle Sprocket Pitch Diameter Chart

How To Calculate your Kart's Top Speed

#219 Chain Drive Components

#35 Chain Drive Components

This article was first published on 12/4/2008.

It was most recently modified on 3/26/2015.