Vortex Racing

Vortex Racing Front Sprocket - 420 - Honda Grom

Available for Honda Grom MSX125 (MSX 125) in 420 pitch. 
This front sprocket also fits on the Honda Monkey.

15 tooth is the stock front sprocket size for the Honda Grom and Honda Monkey. 

14t will help on the low-end with wheelies

16t will help on the top-end (top speed)


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