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General information |
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Model name
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Yamaha XS 400 |
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Model year
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1982 |
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Category
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Classic |
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Rating
|
3.7 See the detailed rating of design and look, engine performance, reliability, fun-factor, etc. Compare with any other bike. |
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Engine and transmission |
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Displacement
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392.0 ccm (23.92 cubic inches) |
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Engine type
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Twin, four-stroke |
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Power output
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27.0 HP (19.7 kW)) @ 7000 RPM |
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Top speed
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143.2 km/h (89.0 mph) |
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Compression
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9.2:1 |
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Bore x stroke
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69.0 x 52.4 mm (2.7 x 2.1 inches) |
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Valves per cylinder
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2 |
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Fuel system
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Carburettor. 2 x 3 2 mm Mikuni |
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Fuel control
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Overhead Cams (OHC) |
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Ignition
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Transistorized |
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Lubrication system
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Wet sump |
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Gearbox
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6-speed |
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Transmission type
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Chain (final drive) |
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Clutch
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Wet, multiplate |
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Chassis, suspension, brakes and wheels |
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Rake (fork angle)
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27.0° |
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Trail
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95 mm (3.7 inches) |
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Front suspension
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Hydraulic telescopic forks |
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Rear suspension
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Monocross system with single coil sprung, gas/oil damped shock, pre-load adjustable |
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Front tire
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3.00-18 |
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Rear tire
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4.00-18 |
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Front brakes
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Single disc |
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Rear brakes
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Expanding brake |
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Physical measures and capacities |
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Dry weight
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169.0 kg (372.6 pounds) |
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Weight incl. oil, gas, etc
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182.0 kg (401.2 pounds) |
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Power/weight ratio
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0.1598 HP/kg |
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Overall width
|
400 mm (15.7 inches) |
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Fuel capacity
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17.00 litres (4.49 US gallons) |
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Oil capacity
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2.30 litres (2.43 US quarts) |
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Other specifications |
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Starter
|
Electric |
| Update specs | Report missing specs or required updates. |
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Maintenance and service specs * |
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Engine oil
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SAE 10W-40 |
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Oil filter
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K&N KN-144 |
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Brake fluid
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DOT 3 |
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Battery
|
Yuasa 12N12A-4A-1 |
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Spark plugs
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NGK BP7ES |
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Idle speed
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1200 RPM |
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Chain size
|
530 |
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Chain links
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100 |
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Sprockets
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15/39 (front/rear) |
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Tire pressure front
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26 PSI (1.8 Bar or 180 kPa) |
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Tire pressure rear
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29 PSI (2 Bar or 200 kPa) |
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Fork tube size
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33 mm (1.3 inches) |
| *) Always verify maintenance and service data with the bike owner's manual. |
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Further information |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 82 Yamaha XS 400 discussion group or the general Yamaha discussion group. |
| Related bikes | List related bikes for comparison of specs. |
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Compare with another motorcycle |
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