| YAMAHA YZ250F | INDIAN Chief Dark Horse |
|---|
| engine specs | |
| Type | |
|---|---|
| liquid-cooled DOHC 4-stroke 5 titanium valves | Air-cooled Thunderstroke 116 |
| Displacement | |
| 249 cm3 | 1890 cm3 |
| Bore X Stroke | |
| 3.0x2.1 in OR 76 mm | 4.1x4.4 in OR 104 mm |
| Compression Ratio | |
| 13.5:1 | 11.0:1 |
| Torque | |
| 22/8500 lb-ft/RPM OR 30/8500 Nm/RPM | 120/2900 lb-ft/RPM OR 163/2900 Nm/RPM |
| Fuel System | |
| Keihin FCR MX37, flat-slide w/throttle position sensor | Electronic Fuel Injection |
| transmission specs | |
| Gearbox | |
|---|---|
| 5 speed, manual | 6-speed |
| Clutch | |
| Wet multi-disc, manual | Wet, multi-plate |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Aluminium semi-double-cradle | - |
| Front Suspension | |
| Fully adjustable 48 mm inverted fork 300 mm (11.8 in.) travel, Speed-Sensitive System | Telescopic Fork |
| Rear Suspension | |
| Fully adjustable link monocross 307 mm (12.1 in.) travel | Dual Shocks w/adjustable preload |
| Front Brake | |
| 250mm floating disc | Single / 300mm Semi-Floating Rotor / 4 Piston Caliper |
| Rear Brake | |
| 245mm disc | Single / 300mm Floating Rotor / 2 Piston Caliper |
| dimension specs | |
| Overall Length | |
|---|---|
| 85.1 in OR 2162 mm | 90 in OR 2286 mm |
| Overall Width | |
| 32.5 in OR 826 mm | 36.3 in OR 922 mm |
| Seat Height | |
| 38.8 in OR 986 mm | 26.1 in OR 663 mm |
| Ground Clearance | |
| 14.6 in OR 371 mm | 4.9 in OR 124 mm |
| Weight | |
| 226 lbs OR 103 kg | 549 lbs OR 249 kg |
| Fuel Capacity | |
| 1.8 gallons OR 6.8 L | 4 gallons OR 15.1 L |
| Wheelbase | |
| 57.8 in OR 1468 mm | 64 in OR 1626 mm |
| tyres specs | |
| Front | |
|---|---|
| 80/100-21 | Pirelli Night Dragon 130/60B19 61H |
| Rear | |
| 100/90-19 | Pirelli Night Dragon 180/65 B16 81H |
