If you want to do maintenance for your Suzuki DR 350 SHC then it will always be a good plan to have a Workshop Manual to use as a reference in case that you need to know the best way to strip off a particular part for example the Gearbox and fit it again properly.
Suzuki DR 350 SHC Workshop Manuals gives you precise diagnostic guides on your car or truck therefore if something is faulty it will help you discover what the situation is and how you can resolve it. You can then decide if you can do this by yourself or that the job is just too big you can actually book your DR 350 SHC in to a trusted garage.
Suzuki DR 350 SHC manual