Motorcycle Maintenance and Oil Information for 1998 Suzuki DR 800
When preparing an oil change for the 1998 Suzuki DR 800, review the engine’s oil requirements and its recommended level-check method. The answers below identify what this catalog actually lists for the motorcycle.
What kind of oil does a 1998 Suzuki DR 800 take?
The listed engine-oil viscosity for this application is 10W-40. The matching oil selection includes 10W-40 Synthetic Dirt Bike Oil. Check the owner’s manual for any additional oil requirements beyond the listed viscosity.

