Motorcycle Maintenance and Oil Information for 1991 Suzuki DR 800
When preparing an oil change for the 1991 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 engine oil does a 1991 Suzuki DR 800 need?
The listed engine-oil viscosity for this application is 10W-40. Catalog-matched oil products include 10W-40 Synthetic Dirt Bike Oil. Compare the product’s full specification with the motorcycle’s service requirements before purchase.

