What category is the 1987 Yamaha XS 400 DOHC (reduced Effect)?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Category of Classic.

What is the engine size of the 1987 Yamaha XS 400 DOHC (reduced Effect)?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Capacity: of 399.00 ccm (24.35 cubic inches).

What type of engine does the 1987 Yamaha XS 400 DOHC (reduced Effect) have?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Engine type of Twin.

What is the engine power of the 1987 Yamaha XS 400 DOHC (reduced Effect)?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Power of 27.00.

Is the 1987 Yamaha XS 400 DOHC (reduced Effect) air cooled or liquid cooled?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Cooling system of Air.

How many gears does the 1987 Yamaha XS 400 DOHC (reduced Effect) have?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Gearbox of 6-speed.

How much does the 1987 Yamaha XS 400 DOHC (reduced Effect) weigh?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Weight incl. oil, gas, etc of 187.0 kg (412.3 pounds).

What is the top speed of the 1987 Yamaha XS 400 DOHC (reduced Effect)?

The 1987 Yamaha XS 400 DOHC (reduced Effect) has a Top speed of 143.0 km/h (88.9 mph).

Yamaha XS 400 DOHC (reduced Effect) - 1987 Specifications and Reviews

Name: 1987 Yamaha XS 400 DOHC (reduced Effect)
Brand: Yamaha

The 1987 Yamaha XS 400 DOHC is an ideal entry-level middleweight for novice and experienced riders seeking affordable, reliable transportation. Its lightweight 399cc air-cooled twin engine delivers modest 27 horsepower with excellent fuel efficiency and manageable handling characteristics. Best known for its bulletproof durability and low maintenance costs, this classic remains a popular choice for commuting and casual riding.

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1987

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General information
Category	Classic
Year	1987
Model	Yamaha XS 400 DOHC (reduced effect)
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	6-speed
Cooling system	Air
Fuel control	DOHC
Valves per cylinder	2
Bore x stroke	69.0 x 53.4 mm (2.7 x 2.1 inches)
Compression	9.7:1
Power	27.00
Stroke	4
Engine type	Twin
Capacity:	399.00 ccm (24.35 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	187.0 kg (412.3 pounds)
Yamaha XS 400 DOHC (reduced Effect) dimensions and frame
Rear brakes	Expanding brake
Front brakes	Single disc
Rear tyre dimensions	4.10-18
Front tyre dimensions	3.00-18

Speed and acceleration
Top speed	143.0 km/h (88.9 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	18.00 litres (4.76 gallons)

Performance Profile & Rider Fit

27 hp

Peak Power

9.5s

0-60 mph

88.9 mph

Top Speed

Best For

Track20%

City65%

Cornering50%

Daily Riding65%

Touring50%

Passenger40%

Rider Profile

Best For	This bike suits beginner to intermediate riders who want a light, forgiving machine to build confidence on.
Purpose	It's best suited to relaxed commuting and light weekend rides rather than serious speed or distance touring.
Rider Fit	Its low weight and modest seat height make it manageable for riders of smaller stature or less upper body strength.
Character	The XS 400 has an approachable, unintimidating character typical of classic Japanese twins from its era.
Not Ideal For	It's not for riders seeking strong highway overtaking power, off-road capability, or long-haul touring comfort with a passenger.

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