Motocross Bikes
2003Yamaha YZ250F
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The 2003 Yamaha YZ250F is a four-stroke motocross bike from Yamaha's YZ range. Its liquid-cooled 249cc single drives through a five-speed gearbox and chain. A tall 998 mm seat, 102.5 kg wet weight and 6.8-litre tank make it a competitive, agile track machine.
- Capacity
- 249.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 96.5 kg
- Seat height
- 998 mm
- Power
- 24.9 HP (18.3 kW)
Other years
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross racing and off-road riding, excelling on dirt tracks, jumps, and rough terrain rather than pavement use.
- Built for
- A high-strung, four-stroke single that rewards aggressive riding with sharp handling, strong mid-range punch, and razor-quick direction changes.
- Not ideal for
- Not suitable for commuting, touring, passengers, or riders seeking a comfortable, low-maintenance street-legal machine.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 249.0 ccm
- Power
- 24.9 HP (18.3 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.2580 HP/kg (dry)
- Bore x stroke
- 77.0 x 53.6 mm
- Compression
- 12.5:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
- Valves per cylinder
- 5
- Lubrication system
- Dry sump
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multiplate, wet
Dimensions & weight
- Wheelbase
- 1475 mm
- Overall length
- 2165 mm
- Overall width
- 827 mm
- Overall height
- 1303 mm
- Seat height
- 998 mm
- Dry weight
- 96.5 kg
- Wet weight
- 102.5 kg
- Fuel capacity
- 6.80 litres
- Ground clearance
- 382 mm
- Oil capacity
- 1.20 litres
Chassis & suspension
- Front suspension
- Telescopic Fork
- Rear suspension
- Swing arm (linked type monocross)
- Front wheel travel
- 300 mm
- Rear wheel travel
- 315 mm
- Rake (fork angle)
- 27.1°
- Trail
- 119 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 250 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 240 mm
- Front tyre
- 80/100-21 51R
- Rear tyre
- 100/90-19
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2002 | 2003 | 2008 | 2015 | 2021 | 2027 |
|---|---|---|---|---|---|---|
| Capacity | 249 cc | 249 cc | 250 cc | 250 cc | 250 cc | 250 cc |
| Dry weight | 97 kg | 97 kg | 93 kg | 93 kg | 93 kg | 93 kg |
| Seat height | 998 mm | 998 mm | 986 mm | 965 mm | 970 mm | 970 mm |
| Fuel capacity | 6.8 L | 6.8 L | 6.8 L | 6.1 L | 6.1 L | 6.1 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha YZ250F?
The 2003 Yamaha YZ250F has a Capacity of 249.0 ccm (15.19 cubic inches).
What engine power does the Yamaha YZ250F have?
The 2003 Yamaha YZ250F has a Power of 24.9 HP (18.3 kW).
How many gears does the Yamaha YZ250F have?
The 2003 Yamaha YZ250F has a Gearbox of 5-speed.
How much does the Yamaha YZ250F weigh?
The 2003 Yamaha YZ250F has a Dry weight of 96.5 kg (212.7 pounds).
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