Yamaha WR250F (2003-04)

The Yamaha WR250F is a powerful off-road motorcycle produced between 2003 and 2004. It features a four-stroke, 249cc single-cylinder DOHC 5-valve engine with a compression ratio of 12.5:1 and a liquid cooling system. The lubrication is dry sump, and it uses a Keihin FCR-MX37 flat-slide with a throttle position sensor. The ignition is digital CDI, with electric and kick starting options. The clutch is wet and has multiple discs, and the transmission is five-speed. The frame is aluminum bilateral beam, and it has a front suspension with 48mm fully adjustable inverted forks and a rear suspension with a fully adjustable link Monocross. The front and rear brakes both use a single disc and piston caliper. The front and rear tires have dimensions of 80/100-21 and 100/100-18, respectively. The motorcycle has a rake of 27.0 degrees and a trail of 115mm/4.5in. The dimensions of the bike are height: 1275mm/50.2in, width: 826mm/32.5in, and length: 2315mm/91.1in. The wheelbase is 1475mm/58.1in, the seat height is 998mm/39.3in, and the ground clearance is 335mm/13.2in. The dry weight of the motorcycle is 106kg/233.2lbs, and the wet weight is 129kg/284.4lbs. The fuel capacity of the bike is 8 liters/2.1 US gallons. Overall, the Yamaha WR250F is a high-performance off-road motorcycle designed for rugged terrain with numerous advanced features.

Technical specifications:

Make Model: Yamaha WR 250F

Year: 2003 – 04

Engine: Four stroke, single cylinder, DOHC, 5 valve
Capacity: 249 cc / 15.2 cu-in
Bore x Stroke: 77 x 53.6 mm
Cooling System: Liquid cooled,
Compression Ratio: 12.5:1
Lubrication: Dry sump
Induction: Keihin FCR-MX37 flat-slide w/throttle position sensor)
Ignition: Digital CDI
Starting: Electric & Kick
Clutch: Wet, multiple discs, cable operated
Transmission: 5 Speed
Final Drive: Chain
Frame: Aluminium Bilateral Beam
Front Suspension: 48mm Fully adjustable inverted forks
Front Wheel Travel: 300 mm / 11.8 in

Rear Suspension: Fully adjustable link Monocross
Rear Wheel Travel: 305 mm / 12.0 in
Front Brakes: Single 250mm disc 2 piston caliper
Rear Brakes: Single 240mm disc 1 piston caliper
Front Tyre: 80/100-21
Rear Tyre: 100/100-18
Rake: 27.0 degrees
Trail: 115 mm / 4.5 in
Dimensions: Height 1275 mm / 50.2 in Width 826 mm / 32.5 in Length 2315 mm / 91.1 in
Wheelbase: 1475 mm / 58.1 in
Seat Height: 998 mm / 39.3 in
Ground Clearance: 335 mm / 13.2 in
Dry Weight: 106 kg / 233.2 lbs
Wet Weight: 129.0 kg / 284.4 lbs
Fuel Capacity: 8 Liters / 2.1 US gal

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