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 |
