Yamaha WR 125R (2011-12) vs Yamaha XJ6 (2011-12)
Comparison technical specifications
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| Make: | Yamaha | Yamaha |
| Model: | WR 125R | XJ6 |
| Years: | 2011-12 | 2011-12 |
| Engine: | Four stroke, forward inclined single cylinder, DOHC, 4 valve | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 124.7 | 600 cc / 36.6 cu-in |
| Bore x Stroke: | 52 x 58.6 mm | 65.5 x 44.5 mm |
| Cooling System: | LLiquid cooled | Liquid cooled |
| Compression Ratio: | 11.2:1 | 12.2:1 |
| Induction: | Fuel injection | Group injection type fuel injection |
| Ignition: | TCI | TCI |
| Starting: | Electric | Electric |
| Max Power: | 10.9 kW / 15 hp @ 9000 rpm | 78 hp / 57 kW @ 10000 rpm |
| Max Torque: | 12.2 Nm / 1.24 kgf-m @ 6000 rpm | 59.7 Nm / 6.1 kgf-m @ 8500 rpm |
| Clutch: | Wet, multiple coil spring | Wet Multi-plat disc |
| Transmission: | 5 Speed | 6 Speed |
| Final Drive: | Chain | Chain |
| Gear Ratio: | 1st 70/30 (2.333) 2nd 46/15 (3.067) 3rd 33/16 (2.063) 4th 30/19 (1.579) 5th 34/27 (1.259) 6th 25/24 (1.042) | 1st 37/13 (2.846) 2nd 37/19 (1.947) 3rd 28/18 (1.556) 4th 32/24 (1.333) 5th 25/21 (1.190) 6th 26/24 (1.083) |
| Frame: | Steel double cradle | Aluminium die-cast, diamond shaped |
| Front Suspension: | Telescopic fork | 43mm Telescopic fork, 130mm wheel travel |
| Rear Suspension: | Swinging arm link suspension | Swingarm Link less type Monocross, 130mm wheel travel |
| Front Brakes: | Single 248mm disc | 2x 298 mm discs |
| Rear Brakes: | Single 220mm disc | Single 245 mm disc |
| Front Tyre: | 80/90-21 | 120/70 ZR17 |
| Rear Tyre: | 110/80-18 | 160/60 ZR17 |
| Wheelbase: | 1430 mm / 56.3 in | 1440 mm / 56.7 in |
| Seat Height: | 930 mm / 36.6 in | 785 mm / 30.9 in |
| Wet Weight: | 133 kg / 293.2 lbs | 205 kg / 452 lbs |
| Fuel Capacity: | 8.5 Litres / 2..2 US gal | 17.3 Litres / 4.5 US gal |