Joe's Gear Chart
  By Overall Ratio     By Engine Gear     By Axle Gear  
Engine
/Axle
Ratio Percent Delta RPM Tire inches Engine
/Axle
Ratio Percent Delta RPM Tire inches Engine
/Axle
Ratio Percent Delta RPM Tire inches
36/25 4.17       30/25 5.00       30/25 5.00      
35/25 4.29 2.9% 149 1.01 31/25 4.84 -3.2% -168 -1.15 30/26 5.20 4.0% 208 1.42
36/26 4.33 1.1% 58 0.39 32/25 4.69 -3.1% -163 -1.11 30/27 5.40 3.8% 200 1.37
34/25 4.41 1.8% 94 0.64 33/25 4.55 -3.0% -158 -1.08 30/28 5.60 3.7% 193 1.31
35/26 4.46 1.0% 53 0.37 34/25 4.41 -2.9% -153 -1.04 30/29 5.80 3.6% 186 1.27
36/27 4.50 1.0% 50 0.34 35/25 4.29 -2.9% -149 -1.01 30/30 6.00 3.4% 179 1.22
33/25 4.55 1.0% 53 0.36 36/25 4.17 -2.8% -144 -0.99 31/25 4.84 -19.4% -1006 -6.87
34/26 4.59 0.9% 49 0.33 30/26 5.20 24.8% 1290 8.80 31/26 5.03 4.0% 208 1.42
35/27 4.63 0.9% 46 0.31 31/26 5.03 -3.2% -168 -1.15 31/27 5.23 3.8% 200 1.37
36/28 4.67 0.8% 43 0.29 32/26 4.88 -3.1% -163 -1.11 31/28 5.42 3.7% 193 1.31
32/25 4.69 0.4% 23 0.16 33/26 4.73 -3.0% -158 -1.08 31/29 5.61 3.6% 186 1.27
33/26 4.73 0.8% 44 0.30 34/26 4.59 -2.9% -153 -1.04 31/30 5.81 3.4% 179 1.22
34/27 4.76 0.8% 41 0.28 35/26 4.46 -2.9% -149 -1.01 32/25 4.69 -19.3% -1002 -6.84
35/28 4.80 0.7% 39 0.26 36/26 4.33 -2.8% -144 -0.99 32/26 4.88 4.0% 208 1.42
31/25 4.84 0.8% 42 0.29 30/27 5.40 24.6% 1280 8.74 32/27 5.06 3.8% 200 1.37
32/26 4.88 0.7% 39 0.27 31/27 5.23 -3.2% -168 -1.15 32/28 5.25 3.7% 193 1.31
33/27 4.91 0.7% 36 0.25 32/27 5.06 -3.1% -163 -1.11 32/29 5.44 3.6% 186 1.27
34/28 4.94 0.7% 34 0.23 33/27 4.91 -3.0% -158 -1.08 32/30 5.63 3.4% 179 1.22
35/29 4.97 0.6% 32 0.22 34/27 4.76 -2.9% -153 -1.04 33/25 4.55 -19.2% -998 -6.81
30/25 5.00 1.2% 62 0.42 35/27 4.63 -2.9% -149 -1.01 33/26 4.73 4.0% 208 1.42
31/26 5.03 0.6% 34 0.23 36/27 4.50 -2.8% -144 -0.99 33/27 4.91 3.8% 200 1.37
32/27 5.06 0.6% 31 0.21 30/28 5.60 24.4% 1271 8.68 33/28 5.09 3.7% 193 1.31
33/28 5.09 0.6% 29 0.20 31/28 5.42 -3.2% -168 -1.15 33/29 5.27 3.6% 186 1.27
34/29 5.12 0.5% 27 0.19 32/28 5.25 -3.1% -163 -1.11 33/30 5.45 3.4% 179 1.22
30/26 5.20 1.6% 84 0.57 33/28 5.09 -3.0% -158 -1.08 34/25 4.41 -19.1% -994 -6.79
31/27 5.23 0.5% 26 0.18 34/28 4.94 -2.9% -153 -1.04 34/26 4.59 4.0% 208 1.42
32/28 5.25 0.5% 24 0.16 35/28 4.80 -2.9% -149 -1.01 34/27 4.76 3.8% 200 1.37
33/29 5.27 0.4% 23 0.15 36/28 4.67 -2.8% -144 -0.99 34/28 4.94 3.7% 193 1.31
34/30 5.29 0.4% 21 0.14 30/29 5.80 24.3% 1263 8.62 34/29 5.12 3.6% 186 1.27
30/27 5.40 2.0% 104 0.71 31/29 5.61 -3.2% -168 -1.15 34/30 5.29 3.4% 179 1.22
31/28 5.42 0.4% 19 0.13 32/29 5.44 -3.1% -163 -1.11 35/25 4.29 -19.0% -990 -6.76
32/29 5.44 0.3% 17 0.12 33/29 5.27 -3.0% -158 -1.08 35/26 4.46 4.0% 208 1.42
33/30 5.45 0.3% 16 0.11 34/29 5.12 -2.9% -153 -1.04 35/27 4.63 3.8% 200 1.37
30/28 5.60 2.7% 139 0.95 35/29 4.97 -2.9% -153 -1.04 35/28 4.80 3.7% 193 1.31
31/29 5.61 0.2% 12 0.08 30/30 6.00 17.2% 897 6.12 35/29 4.97 3.4% 179 1.22
32/30 5.63 0.2% 11 0.08 31/30 5.81 -3.2% -168 -1.15 36/25 4.17 -13.2% -686 -4.68
30/29 5.80 3.1% 162 1.10 32/30 5.63 -3.1% -163 -1.11 36/26 4.33 4.0% 208 1.42
31/30 5.81 0.1% 6 0.04 33/30 5.45 -3.0% -158 -1.08 36/27 4.50 3.8% 200 1.37
30/30 6.00 3.3% 173 1.18 34/30 5.29 -2.9% -153 -1.04 36/28 4.67 3.7% 193 1.31
Axle Gears= 25, 26, 27, 28
Engine Gears= 30, 31, 32, 33, 34, 35, 36