If you need to execute auto repairs to your Kawasaki KX100 then it is usually a great idea to have a Workshop Manual for reference just in case you want to know tips on how to strip off a certain component such as the Gearbox and fit it again in the right way.
Kawasaki KX100 Workshop Manuals will give identifiable diagnostic wisdom on your vehicle so if something is playing up it can help you determine what the situation is and the best way to resolve it. You can then evaluate if you can do this by yourself or if the job is too big you can make a booking for your KX100 right into a nearby mechanic.
Kawasaki KX100 manual