YAMAHA XJ 400 (1981-1985) Specs, Performance & Photos
Updated: 20 May 2023 • Maintained by:
Segment: Naked / Road
Production years: 1981, 1982, 1983, 1984, 1985
3 Photos
The 1981 Yamaha XJ 400 model is a Naked bike bike manufactured by Yamaha. In this version sold from year 1981, the dry weight is 176.0 kg (388.0 pounds) and it is equiped with a Four cylinder boxer, four-stroke motor. The engine produces a maximum peak output power of 45.00 HP (32.8 kW) at 10000 RPM and a maximum torque of 33.90 Nm (3.5 kgf-m or 25.0 ft.lbs) at 8000 RPM.
YAMAHA XJ 400 1981-1985
YAMAHA XJ 400 400
| engine specs | Type: | Air Cooled, Four Stroke, Transverse Four Cylinder, DOHC | Displacement: | 398 cm3 | Bore X Stroke: | 2.0x1.9 in OR 51 mm | Compression Ratio: | 9.7:1 | Horsepower: | 45/10000 KW(hp)/RPM | Torque: | 25/8000 lb-ft/RPM OR 34/8000 Nm/RPM | Fuel System: | 34mm Mikuni Carburetor |
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| transmission specs | Gearbox: | 6-Speed | Clutch: | Wet multi-plate | Primary Drive: | - | Final Drive: | Chain |
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| chassis specs | Frame: | - | Front Suspension: | Telescopic Forks | Rear Suspension: | Single Shock, Adjustable Spring Preload | Front Brake: | Single Disc 1 Piston Caliper | Rear Brake: | Drum |
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| dimension specs | Overall Length: | - | Overall Width: | - | Seat Height: | - | Wheelbase: | - | Ground Clearance: | - | Weight: | 417 lbs OR 189 kg | Fuel Capacity: | 4 gallons OR 15.1 L |
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| tyres specs | Front: | 3.00-19 | Rear: | 110/90-18 |
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| power system specs | Power pack: | - | Nominal Capacity: | - | Maximum Capacity: | - | Charger type: | - | Charging time (normal): | - | Charging time (quick): | - | Range: | - |
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