If you want to raise the top speed of your motorcycle with sidecar, please order our 3.89 : 1 final drive gear parts (in Page 07 Part 10, 39 and 26), cut down about 1.5mm aluminium on the cover. Please see the picture of cover.

Final Drive Gear Ratio: 3.89:1 Parts
Including the speedometer gear

Case US$26.88/pc

Final Drive Gear Ratio: 3.89:1 Parts
Including the speedometer gear


Cover US$23.99/pc

 

 

Final Drive Gear Ratio: 3.89:1 Parts
Including the speedometer gear

Speedometer Gear US$16.88/pc

Final Drive Gear Ratio: 3.89:1 Parts
Including the speedometer gear

Final Drive Gear US$19.99/pair

 

 

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