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Motorcycles Specs > Yamaha > Yamaha XS 400 US. Custom

Yamaha XS 400 US. Custom Specs

The Yamaha XS 400 US. Custom model is a Classic bike manufactured by Yamaha . In this version sold from year 1980 , the dry weight is  and it is equiped with a Twin, four-stroke motor. The engine produces a maximum peak output power of 27.00 HP (19.7 kW) @ 7500 RPM and a maximum torque of  . With this drive-train, the Yamaha XS 400 US. Custom is capable of reaching a maximum top speed of 139.0 km/h (86.4 mph) . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha XS 400 US. Custom have a  frame with front suspension being  and in the rear suspension it is equiped with  . Stock tire sizes are 3.00-18 on the front, and 120/90-16 on the rear. As for stopping power, the Yamaha XS 400 US. Custom braking system includes Single disc size  at the front and Expanding brake size  at the rear. 

Yamaha XS 400 US. Custom General Information

Brand Yamaha 
Model Yamaha XS 400 US. Custom 
Year 1980 
Year 1980 
Category Classic 
Factory Warranty (Years / miles)  

Yamaha XS 400 US. Custom Dimensions, Aerodynamics and weight

Frame type  
Seat details  
Wheelbase  
Length  
Width  
Height  
Seat Height  
Alternate Seat Height  
Ground Clearance  
Trail size  
Wheels details  
Front Tyres - Rims dimensions 3.00-18 
Rear Tyres - Rims dimensions 120/90-16 
Front brakes Single disc 
Rear brakes Expanding brake 
Front Brakes Dimensions - Disc Dimensions  
Rear Brakes Dimensions - Disc Dimensions  
Curb Weight (including fluids) 180.0 kg (396.8 pounds) 
Dry Weight  
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio :  
Fuel Tank Capacity 14.00 litres (3.70 gallons) 
Reserve Fuel Capacity  
Carrying Details and Capacity  
Front Suspension  
Front Suspension Travel  
Rear Suspension  
Rear Suspension Travel  

Yamaha XS 400 US. Custom Engine and Transmission Technical Data

Engine type - Number of cylinders Twin, four-stroke 
Engine details  
Fuel system  
Engine size - Displacement - Engine capacity 392.00 ccm (23.92 cubic inches) 
Bore x Stroke 69.0 x 52.4 mm (2.7 x 2.1 inches) 
Compression Ratio 9.3:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration OHC 
Maximum power - Output - Horsepower 27.00 HP (19.7 kW) @ 7500 RPM 
Maximum torque  
Engine Maximum RPM  
Cooling system Air 
Lubrication system  
Engine oil capacity  
Exhaust system  
Gearbox 6-speed 
Transmission type, final drive ratio Chain 
Clutch type  
Driveline  

Yamaha XS 400 US. Custom Performance

Top Speed 139.0 km/h (86.4 mph) 
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  
CO2 emissions  
Emissions  

Yamaha XS 400 US. Custom Electrical Systems, Ignition and Equipment

Ignition Type  
Electrical Details  
Starter Type  
Instruments  
Lights