2007-2012 Honda CBR600RR Race Gearbox

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A direct replacement of the standard gears, we supply all loose gears for both shafts.  All gears incorporate 3 undercut engagement dogs for rapid changes and positive retention when engaged.

 

The standard clutch is retained and the gearbox should be assembled using the standard input shaft, output shaft, bearings, bushes, thrust washers, circlips etc.

 

Available With Superfinish

 

Comparsion To Standard Honda CBR600RR Ratios

 

Nova Race Gearset                  % Drop            Standard Honda Box                 % Drop

1st       12 - 30       2.500:1                                 1st       12 - 33       2.750:1 
                                                 )     17.3%                                                               )     27.3%

2nd      15 - 31       2.067:1                                2nd       16 - 32       2.000:1    

                                                 )     15.3%                                                               )     16.7%

3rd       16 - 28       1.750:1                                 3rd       18 - 30       1.667:1 
                                                 )     11.1%                                                              )      13.4%

4th        18 - 28      1.555:1                                  4th       18 - 26       1.444:1   
                                                 )       9.4%                                                               )       9.7%
5th        22 - 31      1.409:1                                  5th       23 - 30       1.304:1  
                                                 )       7.7%                                                               )       7.3%
6th        20 - 26      1.300:1                                  6th       24 - 29       1.208:1       

Overall Reduction 1st - 6th       48.0%             Overall Reduction 1st - 6th        56.1% 

 

Alternate ratio 1st & 2nd output gears are also available for the Nova gearset, these are fully interchangeable to suit circuit or rider preferences.

1st     12 - 32    2.667   

1st     12 - 33    2.750  

2nd    15 - 32    2.133

 

To find out about availability, to order this product or for further information please click here

 

Nova Gearset

£1260 + VAT (if applicable) & Carriage

 

Alternate Ratio 1st & 2nd Output gears

 £110 + VAT (if applicable) & Carriage Per Gear

 

2007-2011 Honda CBR600RR Taller 1st Gear For Standard Geabox

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A direct replacement for the standard 1st output gear with standard engagement dogs.  Three less teeth than the standard gear to give a taller 1st gear and closer overall ratio spread.  An ideal cheap upgrade for circuit racing.

 

Comparison to standard Honda CBR600RR 1st Gear Ratio

 

Nova Tall 1st                             % Drop            Standard Honda 1st                   % Drop

 

1st       12 - 30       2.500:1                                 1st       12 - 33       2.750:1 
                                                 )     20.0%                                                               )     27.3%

2nd      16 - 32       2.000:1                                2nd       16 - 32       2.000:1 

   

Overall reduction  1st - 6th        51.7%            Overall reduction  1st - 6th         55.5%

 

To find out about availability, to order this product or for further information please click here

 

Nova 1st Output Gear

£125 + VAT (if applicable) & Carriage