Yamaha WR250F (2011-12)

The Yamaha WR250F motorcycle was produced from 2011 to 2012 and has a four-stroke, single-cylinder, DOHC, 5-valve engine with a capacity of 249cc/15.2 cu in. The bike has a liquid-cooled cooling system, a compression ratio of 12.5:1, and dry sump lubrication. Its Keihin FCR-MX37 flat-slide induction enhances throttle position sensors, and ignition is provided by digital CDI. The bike starts electrically or with a kick and has a wet cable-operated clutch, five-speed transmission, and final drive with a #520 chain. The frame is constructed with aluminum bilateral beams, and the suspension comprises fully adjustable inverted forks of 48mm and fully adjustable link monocross with 305mm/12.0in rear-wheel travel. The bike has a single 250mm disc with two-piston calipers as a front brake and a single 240mm disc with one-piston caliper in the rear. The wheels have a front tire of 80/100-21 and a rear tire of 100/100-18. The dimensions of the bike are 1275mm/50.2in height, 826mm/32.5in width, and 2315mm/91.1in length, with a wheelbase of 1475mm/58.1in, a seat height of 980mm/38.6in, and a ground clearance of 335mm/13.2in. The dry weight of the bike is 106kg/233.2lbs, and the wet weight is 129.0kg/284.4lbs, with a fuel capacity of 8 liters/2.1 gallons.

Technical specifications:

Make Model: Yamaha WR 250F

Year: 2011 – 12
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: #520 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: 980 mm / 38.6 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 gal