Single · model 190YMQ-A
XR440
USD 833
440cc class
21.5 kW6500 rpm
30 N·m5500 rpm
41kg net
Architecture
- Configuration
- Single cylinder, four-stroke, air/oil cooled
- Bore
- 90 mm
- Stroke
- 70 mm
- Displacement
- 445.3 cc
- Nominal class
- 440 cc
- Compression
- 9.5:1
- Valve gear
- Overhead camshaft
- Lubrication
- Pressure and splash
Output
- Max net power
- 21.5 kW / 6500 rpm
- Max torque
- 30 N·m / 5500 rpm
- Min fuel use
- ≤340 g/kWh
- Idle
- 1500 ± 150 rpm
- Idle emissions
- CO ≤ 0.8; HC ≤ 150
- Starting
- Electric
- Starting time
- ≤15 s
- Ignition
- ECU
- Ignition advance
- ECU
Transmission
- Clutch
- Wet multi-plate
- Final drive
- Chain
- Gearbox
- Constant-mesh gears
- Shift pattern
- 5-speed with reverse, or 6-speed international
- Primary ratio
- 2.667
- Gear ratios
- 1st 2.917, 2nd 1.765, 3rd 1.35, 4th 1.10, 5th 0.88
- Output sprocket
- 15 teeth
Service
- Net weight
- 41 kg
- Overall size
- 358 x 324 x 458 mm
- Fuel grade
- 93#
- Fuel system
- EFI
- Oil grade
- SJ 10W-40
- Oil capacity
- 2.5 L
- Spark plug
- DPR8Z
- Oil pump
- Inner-outer rotor
- Magneto
- Permanent-magnet DC