| General |
| Comments | - | Model ID: CRF250R |
| Colours | Team Yamaha Blue/White | Red |
| Warranty | 30 Day (Limited Factory Warranty) | - |
| Dimensions |
| Ground Clearance (mm) | 381 mm | 323 mm |
| Ground Clearance (in.) | 15.0 inches | 12.7 inches |
| Seat Height | 993 mm / 39.1 in. | 950 mm / 37.4 in. |
| Wheelbase | 1,481 mm / 58.3 in. | 1,488 mm / 58.6 in. |
| Height | 1,306 mm / 51.4 in. | 1,271 mm / 50.0 in. |
| Length | 2,177 mm / 85.7 in. | 2,191 mm / 86.3 in. |
| Width | 828 mm / 32.6 in. | 827 mm / 32.6 in. |
| Weights & Capacities |
| Oil Capacity (l) | - | 1.80 litres |
| Oil Capacity (Quarts) | - | 0.12 quarts |
| Fuel Capacity | 7.95 litres / 2.10 gallons | 6.28 litres / 1.66 gallons |
| Wet Weight | 103.0 kg / 227.0 lbs | 104.8 kg / 231.0 lbs |
| Performance |
| Max Torque | - | 47.70 Nm (4.9 kgf-m or 35.2 ft.lbs) @ 6500 |
| Engine |
| Displacement (cc) | 249.00 cc | 249.00 cc |
| Bore x Stroke (mm) | 66.4 x 72.0 mm | 76.8 x 53.8 mm |
| Engine Type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel Control | DOHC | SOHC |
| Displacement (ci) | 15.19 cubic inches | 15.19 cubic inches |
| Bore x Stroke (in,) | 2.6 x 2.8 inches | 3.0 x 2.1 inches |
| Fuel System | Carburettor. Keihin PWK38S | Injection. Dual-Timing Programmed Fuel Injection (PGM-FI), 46mm throttle body |
| Compression Ratio | 8.9:1 | 13.5:1 |
| Emissions | - | Meets current California Air Resources Board (CARB) and EPA off-road emissions standards. |
| Engine Lubrication | Dry sump | - |
| Ignition | CDI | Full transistor with electronic advance |
| Starter | Electric | Kick |
| Drivetrain |
| Clutch | - | Multi plate wet clutch |
| Final Drive | Chain | Chain |
| Gearbox | 5-speed | 5-speed |
| Primary Drive | 2WD; Sealed O-Ring Chain, Eccentric Adjustment | #520 Chain; 13T/49T |
| Chassis |
| Frame Type | Aluminium | - |
| Suspension - Front | Speed-Sensitive System inverted fork | 48mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability |
| Suspension - Rear | Fully adjustable single shock, 12.4-in travel | Pro-Link® Showa single shock with spring preload, 17-position rebound damping adjustability, and compression-damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.3 inches travel |
| Rake | - | 27.0° |
| Trail | - | 118 mm / 4.6 in. |
| Wheel Travel - Front | 300 mm / 11.8 in. | 241 mm / 9.5 in. |
| Wheel Travel - Rear | - | 61 mm / 2.4 in. |
| Electrical Systems |
| Lighting system | Dual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light | - |
| Wheels & Brakes |
| Brakes - Front Diameter (in.) | 9.8 inches | 9.4 inches |
| Brakes - Rear Diameter (mm) | 245 mm | 240 mm |
| Brakes - Rear Diameter (in.) | 9.6 inches | 9.4 inches |
| Brakes - Front Diameter (mm) | 250 mm | 240 mm |
| Brakes - Front | Single disc | Double disc. Two-piston calipers. |
| Brakes - Rear | Single disc | Single disc |
| Tyres - Front | 21/7-10 | 80/100-21 |
| Tyres - Rear | 110/90-M19 | 100/90-19 |