Technical specifications
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| Model: |
ER4n |
| Years: |
2011-12 |
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Engine:
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Four stroke, parallel twin cylinder. DOHC, 4 valves per cylinder.
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Capacity:
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399 cc / 24.3 cu-in
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Bore x Stroke:
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68.4 x 54.3 mm
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Cooling System:
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Liquid cooled
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Compression Ratio:
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11.0:1
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Lubrication:
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Wet sump
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Induction:
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Fuel injection: ø34 mm x 2 Keihin
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Ignition:
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TCBI with digital advance
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Starting:
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Electric
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Max Power:
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42 hp / 32 kW @ 9500rpm
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Max Torque:
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37 Nm / 27 lb-ft @ 7500 rpm
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Transmission:
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6 Speed
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Final Srive:
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Chain
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Gear Ratio:
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1st 3.000 (42/14) 2nd 2.167 (39/18) 3rd 1.640 (41/25) 4th 1.360 (34/25) 5th 1.192 (31/26) 6th 1.040 (26/25)
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Frame:
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High-tensile steel, perimeter design
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Front Suspension:
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41 mm telescopic fork
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Front Wheel Travel:
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120 mm / 4.7 in
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Rear Suspension:
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Offset laydown single-shock with adjustable preload
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Rear Wheel Travel:
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120 mm / 4.7 in
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Front Brakes:
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2x 300mm discs 2 piston calipers
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Rear Brakes:
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Single 220mm disc
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Front Tyre:
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120/70ZR17
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Rear Tyre:
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160/60ZR17
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Rake:
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25.0°
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Trail:
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120 mm / 4.7 in
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Dimensions:
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Length 1100 mm / 43.3 in Height 2100 mm / 82.6 in Width 760 mm / 29.9 in
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Wheelbase:
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1410 mm / 55.5 in
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Seat Height:
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785 mm / 30.9 in
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Ground Clearance:
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145 mm / 5.7 in
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Wet Weight:
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203 kg / 447.5 lbs
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Fuel Capacity:
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15 Litres / 3.9 USgal
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