Key performance
27 ch
Power
399 cc
Displacement
790 mm
Seat height
12.0 L
Fuel capacity
Compare the Yamaha SR 400 with: Choose a motorcycle →
Technical specifications
Changements 2002 → 2012
- Fuel system
- Carburettor → Carburettor. BSR33
- Valve timing
- Single Overhead Cams (SOHC) → Overhead Cams (OHC)
- Starter
- — → Kick
- Frame
- — → Steel
- Front suspension
- — → Telescopic fork
- Rear suspension
- — → Dual shocks
- Front brakes
- Single disc → Single disc. 2-piston calipers
- Rear brakes
- Expanding brake → Expanding brake (drum brake)
- Front tyre
- 90/100-18 54S → 90/100-18
- Rear tyre
- 110/90-18 61S → 110/90-18
- Height
- 1105.00 mm → 1100.00 mm
Engine
- Displacement
- 399 cc
- Power
- 27.0 ch @ 7000 tr/min (19.7 kW)
- Torque
- 29.0 Nm @ 6500 tr/min
- Engine type
- Single cylinder, four-stroke
- Cooling
- Air
- Compression ratio
- 8.5:1
- Bore × stroke
- 87.0 x 67.2 mm (3.4 x 2.6 inches)
- Valves/cylinder
- 2
- Fuel system
- Carburettor. BSR33
- Valve timing
- Overhead Cams (OHC)
- Starter
- Kick
Chassis
- Frame
- Steel
- Gearbox
- 5-speed
- Final drive
- Chain (final drive)
- Front suspension
- Telescopic fork
- Rear suspension
- Dual shocks
Brakes
- Front brakes
- Single disc. 2-piston calipers
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 90/100-18
- Rear tyre
- 110/90-18
Dimensions
- Seat height
- 790.00 mm
- Wheelbase
- 1410.00 mm
- Ground clearance
- 140.00 mm
- Length
- 2085.00 mm
- Width
- 750.00 mm
- Height
- 1100.00 mm
- Fuel capacity
- 12.00 L
- Dry weight
- 152.00 kg
Indicators & positioning
Volumetric power
67.7 ch/L
In category Allround · 200-798cc displacement (1743 motorcycles compared)
Power 27 ch Top 46%
12 ch median 27 ch 77 ch
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