Front sprockets for Kymco AK 550 28 teeth.
All Jetprime front sprockets are totally machined from solid of ergal 7075 and with hard oxidation (25 microns).
This kind of solution allows to be very light but also more wear resistant.
All Jetprime front sprockets are totally machined from solid of ergal 7075 and with hard oxidation (25 microns).
This kind of solution allows to be very light but also more wear resistant.
A particular alloy steel has been used for the central hub deliberately not heat treated.
This last shrewdness will avoid harm to the engine shaft ensuring a long life to Jetprime front sprocket.
Available with 24/27/28/29 teeth to increase speed and progression of your Kymco AK 550.
Instruction manual
