| General |
| Year | 2007 - 08 | - |
| Colours | - | Orange/white/black |
| Make Model | Yamaha WR 250F | - |
| Warranty | - | 12 Months |
| Dimensions |
| Ground Clearance (mm) | 366 mm | 355 mm |
| Ground Clearance (in.) | 14.4 inches | 14.0 inches |
| Seat Height | 980 mm / 38.6 in | 960 mm / 37.8 in. |
| Wheelbase | 1475 mm / 58.1 in | 1,482 mm / 58.3 in. |
| Ground Clearance | 335 mm / 13.2 in | - |
| Height | 1275 mm / 50.2 in | 1,146 mm / 45.1 in. |
| Length | 2315 mm / 91.1 in | 2,065 mm / 81.3 in. |
| Width | 826 mm / 32.5 in | 1,204 mm / 47.4 in. |
| Weights & Capacities |
| Dry Weight | 106 kg / 233.2 lbs | 102 kg / 224.9 lbs |
| Fuel Capacity | 8 Liters / 2.1 gal | 9.50 litres / 2.51 gallons |
| Wet Weight | 129.0 kg / 284.4 lbs | 292.1 kg / 643.9 lbs |
| Performance |
| Mods from previous model | - | Completely new frame design with PDS that reduces longitudinal stiffness. |
| Engine |
| Engine Type | Single cylinder | Single cylinder, two-stroke |
| Fuel Control | DOHC | Single Overhead Cams (SOHC) |
| Displacement (cc) | 250.00 cc | 293.00 cc |
| Bore x Stroke (in,) | 3.0 x 2.1 inches | 2.8 x 2.8 inches |
| Displacement (ci) | 15.26 cubic inches | 17.88 cubic inches |
| Stroke | 4 | - |
| Bore x Stroke (mm) | 77.0 x 53.6 mm | 72.0 x 72.0 mm |
| Displacement | 249 cc / 15.2 cu-in | - |
| Engine Detail | Four stroke, single cylinder, DOHC, 5 valve | Reed intake and exhaust control. New V-Force reed valve block. |
| Fuel System | Carburettor | Carburettor. Keihin CVK34 |
| Bore x Stroke | 77 x 53.6 mm | - |
| Compression Ratio | 12.5:1 | 8.3:1 |
| Cooling System | Liquid cooled, | - |
| Engine Lubrication | - | Mixture oil 1:60 |
| Fuel Induction | Keihin FCR-MX37 flat-slide w/throttle position sensor) | - |
| Ignition | Digital CDI | - |
| Lubrication | Dry sump | - |
| Starter | Electric / Kick | Electric & kick |
| Drivetrain |
| Clutch | Wet, multiple discs, cable operated | Multidisc clutch in oil bath/hydraulically activated |
| Final Drive | #520 Chain | Chain |
| Gearbox | 5-speed | 6-speed |
| Primary Drive | - | Primary transmission 26:72. Secondary ratio 13:50. 5/8 x 1/4 |
| Transmission / Drive | 5 Speed | - |
| Chassis |
| Frame Type | Aluminium Bilateral Beam | Central tube frame made of chrome molybdenum steel tubing |
| Suspension - Front | 48mm Fully adjustable inverted forks | WPSuspension Up Side Down 4860 MXMA PA |
| Suspension - Rear | Fully adjustable link Monocross | WPSuspension PDS 5018 DCC |
| Rake | 27.0° | - |
| Trail | 115 mm / 4.5 in | - |
| Wheel Travel - Front | 300 mm / 11.8 in | 300 mm / 11.8 in. |
| Wheel Travel - Rear | 305 mm / 12.0 in | 335 mm / 13.2 in. |
| Electrical Systems |
| Lighting system | - | 30W x 2 halogen |
| Wheels & Brakes |
| Brakes - Rear Diameter (mm) | 245 mm | 220 mm |
| Brakes - Front Diameter (mm) | 250 mm | 260 mm |
| Brakes - Front Diameter (in.) | 9.8 inches | 10.2 inches |
| Brakes - Rear Diameter (in.) | 9.6 inches | 8.7 inches |
| Brakes - Front | Single 250mm disc 2 piston caliper | Single disc. Brake calipers on floating bearings |
| Brakes - Rear | Single 240mm disc 1 piston caliper | Single disc. Brake calipers on floating bearings |
| Tyres - Front | 80/100-21 | 25/8-12 |
| Tyres - Rear | 100/100-18 | 120/90-18 |