What category is the 1981 Yamaha XS 400 Special?

The 1981 Yamaha XS 400 Special has a Category of Classic.

What is the engine size of the 1981 Yamaha XS 400 Special?

The 1981 Yamaha XS 400 Special has a Capacity: of 392.00 ccm (23.92 cubic inches).

What type of engine does the 1981 Yamaha XS 400 Special have?

The 1981 Yamaha XS 400 Special has a Engine type of Twin.

What is the engine power of the 1981 Yamaha XS 400 Special?

The 1981 Yamaha XS 400 Special has a Power of 27.00.

Is the 1981 Yamaha XS 400 Special air cooled or liquid cooled?

The 1981 Yamaha XS 400 Special has a Cooling system of Air.

How many gears does the 1981 Yamaha XS 400 Special have?

The 1981 Yamaha XS 400 Special has a Gearbox of 6-speed.

How much does the 1981 Yamaha XS 400 Special weigh?

The 1981 Yamaha XS 400 Special has a Weight incl. oil, gas, etc of 180.0 kg (396.8 pounds).

What is the top speed of the 1981 Yamaha XS 400 Special?

The 1981 Yamaha XS 400 Special has a Top speed of 139.0 km/h (86.4 mph).

Yamaha XS 400 Special - 1981 Specifications and Reviews

Name: 1981 Yamaha XS 400 Special
Brand: Yamaha

The 1981 Yamaha XS 400 Special is a lightweight middleweight cruiser ideal for beginner and intermediate riders seeking an accessible, reliable machine. Known for its manageable 27 horsepower air-cooled twin engine and low 180 kg weight, it delivers easy handling and fuel efficiency. This classic remains popular for urban commuting and casual weekend riding.

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1981

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General information
Category	Classic
Year	1981
Model	Yamaha XS 400 Special
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	6-speed
Cooling system	Air
Fuel control	OHC
Valves per cylinder	2
Bore x stroke	69.0 x 52.4 mm (2.7 x 2.1 inches)
Compression	9.3:1
Power	27.00
Stroke	4
Engine type	Twin
Capacity:	392.00 ccm (23.92 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	180.0 kg (396.8 pounds)
Yamaha XS 400 Special dimensions and frame
Rear brakes	Expanding brake
Front brakes	Single disc
Rear tyre dimensions	120/90-16
Front tyre dimensions	3.00-18
Speed and acceleration
Top speed	139.0 km/h (86.4 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	14.00 litres (3.70 gallons)

Performance Profile & Rider Fit

27 hp

Peak Power

9.5s

0-60 mph

86.4 mph

Top Speed

Best For

Track15%

City65%

Cornering50%

Daily Riding55%

Touring35%

Passenger30%

Rider Profile

Best For	This bike suits beginner to intermediate riders who want a light, forgiving classic to learn on.
Purpose	It's best suited for relaxed cruising, short commutes, and casual weekend rides rather than performance riding.
Rider Fit	Its low weight and low seat height make it easy to manage for riders of smaller stature or less physical strength.
Character	It has a laid-back, custom-styled cruiser character with modest performance and simple, classic mechanicals.
Not Ideal For	It's not suited for riders seeking high speed, long-distance touring comfort, or any off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.