Motorcycles Specs > Yamaha > Yamaha XJ 750 Seca

Yamaha XJ 750 Seca Specs

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The Yamaha XJ 750 Seca model is a Sport touring bike manufactured by Yamaha . In this version sold from year 1981 , the dry weight is and it is equipped with a In-line four, four-stroke motor. The engine produces a maximum peak output power of 82.00 HP (59.9 kW) @ 9000 RPM and a maximum torque of . With this drive-train, the Yamaha XJ 750 Seca is capable of reaching a maximum top speed of 204.0 km/h (126.8 mph) . On the topic of chassis characteristics, responsible for road holding, handling behavior and ride comfort, the Yamaha XJ 750 Seca has a frame with front suspension being and at the rear, it is equipped with . Stock tire sizes are 3.25-19 on the front, and 120/90-18 on the rear. As for stopping power, the Yamaha XJ 750 Seca braking system includes Dual disc size at the front and Expanding brake size at the back.

Yamaha XJ 750 Seca General Information

Brand Yamaha 
Model Yamaha XJ 750 Seca 
Start year 1981 
Year 1981 
Category Sport touring 
Factory Warranty (Years / miles)

Yamaha XJ 750 Seca Dimensions, Aerodynamics and weight

Frame type
Seat details
Seat Height
Alternate Seat Height
Ground Clearance
Trail size
Wheels details
Front Tyres - Rims dimensions 3.25-19 
Rear Tyres - Rims dimensions 120/90-18 
Front brakes Dual disc 
Rear brakes Expanding brake 
Front Brakes Dimensions - Disc Dimensions
Rear Brakes Dimensions - Disc Dimensions
Curb Weight (including fluids) 241.0 kg (531.3 pounds) 
Dry Weight
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 18.00 litres (4.76 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension
Front Suspension Travel
Rear Suspension
Rear Suspension Travel

Yamaha XJ 750 Seca Engine and Transmission Technical Data

Engine type - Number of cylinders In-line four, four-stroke 
Engine details
Fuel system
Engine size - Displacement - Engine capacity 748.00 ccm (45.64 cubic inches) 
Bore x Stroke 65.0 x 56.4 mm (2.6 x 2.2 inches) 
Compression Ratio 9.2:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration DOHC 
Maximum power - Output - Horsepower 82.00 HP (59.9 kW) @ 9000 RPM 
Maximum torque
Engine Maximum RPM
Cooling system Air 
Lubrication system
Engine oil capacity
Exhaust system
Gearbox 5-speed 
Transmission type, final drive ratio Shaft drive (cardan) 
Clutch type

Yamaha XJ 750 Seca Performance

Top Speed 204.0 km/h (126.8 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

Yamaha XJ 750 Seca Electrical Systems, Ignition and Equipment

Ignition Type
Electrical Details
Starter Type
How much horsepower does a Yamaha XJ 750 Seca have?
The Yamaha XJ 750 Seca has 82.00 HP (59.9 kW) @ 9000 RPM.

How fast is a Yamaha XJ 750 Seca?
The Yamaha XJ 750 Seca top speed is 204.0 km/h (126.8 mph).

How many gears does a Yamaha XJ 750 Seca have?
The Yamaha XJ 750 Seca have 5 gears.