|Engine||250 cc single-cylinder, water-cooled, four-stroke, DOHC|
|Seat height||38.7 inches|
|Fuel capacity||1.8 gallons|
It has a 5-valve, DOHC, four-stroke engine and initially had a steel frame and an aluminum subframe, which was replaced in the 2006 model with an all-aluminum frame.
This combination leads to the YZ250F being praised for combining the broad-power characteristics of a four-stoke motor with the light handling more common in smaller, 125 cc two-stroke motorcycles.