MRX Over drive ratio  

Side Pulley : 25T

ΦR/ΦF Φ71.0 Φ71.5 Φ72.0 Φ72.5 Φ73.0 Φ73.5 Φ74.0 Φ74.5 Φ75.0 Φ75.5 Φ76.0 Φ76.5 Φ77.0
Φ61.0 0.990 0.983 0.976 0.969 0.963                
Φ61.5 0.998 0.991 0.984 0.977 0.971 0.964              
Φ62.0 1.006 0.999 0.992 0.985 0.978 0.972 0.965            
Φ62.5 1.014 1.007 1.000 0.993 0.986 0.980 0.973 0.966          
Φ63.0 1.022 1.015 1.008 1.001 0.994 0.987 0.981 0.974 0.968 0.961      
Φ63.5 1.030 1.023 1.016 1.009 1.002 0.995 0.989 0.982 0.975 0.969 0.963    
Φ64.0 1.038 1.031 1.024 1.017 1.010 1.003 0.996 0.990 0.983 0.977 0.970 0.964  
Φ64.5   1.039 1.032 1.025 1.018 1.011 1.004 0.997 0.991 0.984 0.978 0.971 0.965
Φ65.0       1.033 1.026 1.019 1.012 1.005 0.998 0.992 0.985 0.979 0.972
Φ65.5         1.034 1.027 1.020 1.013 1.006 0.999 0.993 0.986 0.980
Φ66.0           1.034 1.027 1.021 1.014 1.007 1.000 0.994 0.987
Φ66.5             1.035 1.028 1.021 1.015 1.008 1.001 0.995
Φ67.0               1.036 1.029 1.022 1.016 1.009 1.002
Φ67.5                 1.037 1.030 1.023 1.016 1.010
Φ68.0                   1.038 1.031 1.024 1.017
Φ68.5                     1.038 1.032 1.025
Φ69.0                       1.039 1.032

Side Pulley : 26T

ΦR/ΦF Φ71.0 Φ71.5 Φ72.0 Φ72.5 Φ73.0 Φ73.5 Φ74.0 Φ74.5 Φ75.0 Φ75.5 Φ76.0 Φ76.5 Φ77.0
Φ63.0 0.983 0.976 0.969 0.963                  
Φ63.5 0.991 0.984 0.977 0.970 0.964                
Φ64.0 0.998 0.992 0.985 0.978 0.971 0.965              
Φ64.5 1.006 0.999 0.992 0.985 0.979 0.972 0.965            
Φ65.0 1.014 1.007 1.000 0.993 0.986 0.980 0.973 0.966          
Φ65.5 1.022 1.015 1.008 1.001 0.994 0.987 0.980 0.974 0.967 0.961      
Φ66.0 1.030 1.022 1.015 1.008 1.001 0.995 0.988 0.981 0.975 0.968 0.962    
Φ66.5 1.037 1.030 1.023 1.016 1.009 1.002 0.995 0.989 0.982 0.976 0.969 0.963  
Φ67.0   1.038 10.31 1.024 1.017 1.010 1.003 0.996 0.990 0.983 0.977 0.970 0.964
Φ67.5     1.039 1.031 1.024 1.017 1.010 1.004 0.997 0.990 0.984 0.977 0.971
Φ68.0       1.039 1.032 1.025 1.018 1.011 1.004 0.998 0.991 0.985 0.978
Φ68.5         1.039 1.032 1.025 1.018 1.012 1.005 0.998 0.992 0.985
Φ69.0             1.033 1.026 1.019 1.012 1.006 0.999 0.993
Φ69.5               1.033 1.026 1.020 1.013 1.006 1.000
Φ70.0                 1.034 1.027 1.020 1.014 1.007
Φ70.5                   1.034 1.028 1.021 1.014
Φ71.0                     1.035 1.028 1.021