Motorcycles Specs > Yamaha > Yamaha SR400

Yamaha SR400 Specs

(2018)
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Key Specs

Single cylinder, four-stroke
24.3 cu-in
399 cm3
23 HP
22.93 PS / 17 kW
5-speed
384 lbs
/ 174.2 kg

Yamaha SR400 General Information

Brand Yamaha 
Model Yamaha SR400 
Start year 2018 
Year 2018 
Category Allround 
Factory Warranty (Years / miles) 1 Year Limited Factory Warranty 

Yamaha SR400 Dimensions, Aerodynamics and weight

Frame type Steel Double Cradle 
Seat details
Wheelbase 1,410 mm (55.5 inches) 
Length 2,085 mm (82.1 inches) 
Width 749 mm (29.5 inches) 
Height 1,095 mm (43.1 inches) 
Seat Height 785 mm (30.9 inches) If adjustable, lowest setting. 
Alternate Seat Height
Ground Clearance
Trail size 112 mm (4.4 inches) 
Wheels details Wire spoked 
Front Tyres - Rims dimensions 90/100-18 
Rear Tyres - Rims dimensions 110/90-18 
Front brakes Single disc. Hydraulic. 
Rear brakes Expanding brake (drum brake) 
Front Brakes Dimensions - Disc Dimensions 298 mm (11.7 inches) 
Rear Brakes Dimensions - Disc Dimensions 150 mm (5.9 inches) 
Curb Weight (including fluids) 174.2 kg (384.0 pounds) 
Dry Weight
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 12.11 litres (3.20 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension Telescopic 
Front Suspension Travel 150 mm (5.9 inches) 
Rear Suspension SwDual shock swingarm 
Rear Suspension Travel 104 mm (4.1 inches) 

Yamaha SR400 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, four-stroke 
Engine details
Fuel system Injection 
Engine size - Displacement - Engine capacity 399.00 ccm (24.35 cubic inches) 
Bore x Stroke 87.0 x 62.7 mm (3.4 x 2.5 inches) 
Compression Ratio 8.5:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration Single Overhead Cams (SOHC) 
Maximum power - Output - Horsepower 22.93 HP (16.7 kW)) @ 6500 RPM 
Maximum torque 27.40 Nm (2.8 kgf-m or 20.2 ft.lbs) @ 3000 RPM 
Engine Maximum RPM
Cooling system Air 
Lubrication system Wet-sump 
Engine oil capacity 2.40 litres (2.54 quarts) 
Exhaust system
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type Wet, Multiple Disc 
Driveline

Yamaha SR400 Performance

Top Speed
Acceleration 0 to 100 km/h (0 to 62 mph)
Acceleration 0 to 400m (1/4 mile)
Recuperation 60 to 140 km/h in highest gear
Fuel Consumption - MPG - Economy - Efficiency 3.56 litres/100 km (28.1 km/l or 66.07 mpg) 
CO2 emissions 82.6 CO2 g/km. (CO2 - Carbon dioxide emission) 
Emissions

Yamaha SR400 Electrical Systems, Ignition and Equipment

Ignition Type TCI: Transistor Controlled Ignition 
Electrical Details
Starter Type Kick 
Instruments
Lights
How much horsepower does a Yamaha SR400 has?
The Yamaha SR400 has 22.93 HP (16.7 kW)) @ 6500 RPM.

How tall (seat height) is a Yamaha SR400?
The Yamaha SR400 seat height is 785 mm (30.9 inches) If adjustable, lowest setting.

How many gears does a Yamaha SR400 has?
The Yamaha SR400 has 5 gears.