Final Drive

How often should I lube the chain; what should I use to do so?

How do I clean the chain?

How do I measure chain slack?

How do I adjust chain/rear wheel alignment?

When does the chain need replacement?

How do I replace the chain?

Removing/replacing the rear wheel

What replacement chain/sprockets should I consider?

I want to change my gearing

Do I need a different chain if I change my gearing?

How do I change the front sprocket?

My front sprocket "wobbles"

How do I adjust the shifter?

Speed @ rpm calculator

How to shim the cush drive

Greasing the axles & wheel bearings

Replacing the wheel bearings

A brief guide to bearings

Service Schedule

Torque Values

I am having trouble putting my bike on its centerstand

EX250 parts diagrams