Motorcycle Maintenance and Oil Information for 2003 Triumph Speedmaster 790
Before you purchase oil for the 2003 Triumph Speedmaster 790, compare the catalog match against the motorcycle’s service requirements. The right viscosity is only one consideration; the applicable oil standards and filling procedure also matter.
What type of oil does a 2003 Triumph Speedmaster 790 take?
For this motorcycle, the catalog shows 15W-50 among its engine-oil grades. The matching product listing includes 15W-50 Synthetic Metric Motorcycle Oil. Confirm the manufacturer’s complete oil specification before using a listed product.
What is the engine oil capacity for a 2003 Triumph Speedmaster 790?
The listed engine-oil capacity for this vehicle is 4.02 quarts.
What oil filter does a 2003 Triumph Speedmaster 790 need?
The oil-filter part numbers listed for this vehicle include EAOM103C-EA, EAOM103-EA.

