2005 Yamaha YZ 250 F specifications

Available technical data for this model and year. Specifications can vary by market and version.

Technical specifications

Displacement	249.0 ccm (15.19 cubic inches)
Engine type	Single cylinder, four-stroke
Compression	9.1:1
Bore x stroke	66.4 x 72.0 mm (2.6 x 2.8 inches)
Valves per cylinder	1
Fuel system	Carburettor
Fuel control	Double Overhead Cams/Twin Cam (DOHC)
Cooling system	Liquid
Gearbox	5-speed
Transmission type	Chain (final drive)
Front suspension	48mm Kayaba inverted cartridge fork w/adjustable compression and rebound damping
Rear suspension	Kayaba single shock w/adjustable preload, compression and rebound damping separate hi/lo-speed compression adjusters
Front brakes	Single disc
Rear brakes	Single disc
Front tyre	80/80-21
Rear tyre	110/90-19
Seat height	991 mm (39.0 inches) If adjustable, lowest setting.
Overall height	1308 mm (51.5 inches)
Overall length	2182 mm (85.9 inches)
Overall width	828 mm (32.6 inches)
Ground clearance	381 mm (15.0 inches)
Wheelbase	1486 mm (58.5 inches)
Fuel capacity	6.81 litres (1.80 US gallons)

Source: Bikez: YZ 250 F, 2005. Retrieved 2026-09-19. Match confidence: exact.

Years listed are the entries held in this archive, rather than a complete production history.