What category is the 1983 Yamaha XT 550 (reduced Effect)?

The 1983 Yamaha XT 550 (reduced Effect) has a Category of Enduro / offroad.

What is the engine size of the 1983 Yamaha XT 550 (reduced Effect)?

The 1983 Yamaha XT 550 (reduced Effect) has a Capacity: of 558.00 ccm (34.05 cubic inches).

What type of engine does the 1983 Yamaha XT 550 (reduced Effect) have?

The 1983 Yamaha XT 550 (reduced Effect) has a Engine type of Single cylinder.

What is the engine power of the 1983 Yamaha XT 550 (reduced Effect)?

The 1983 Yamaha XT 550 (reduced Effect) has a Power of 27.00.

Is the 1983 Yamaha XT 550 (reduced Effect) air cooled or liquid cooled?

The 1983 Yamaha XT 550 (reduced Effect) has a Cooling system of Air.

How many gears does the 1983 Yamaha XT 550 (reduced Effect) have?

The 1983 Yamaha XT 550 (reduced Effect) has a Gearbox of 5-speed.

How much does the 1983 Yamaha XT 550 (reduced Effect) weigh?

The 1983 Yamaha XT 550 (reduced Effect) has a Weight incl. oil, gas, etc of 145.0 kg (319.7 pounds).

What is the top speed of the 1983 Yamaha XT 550 (reduced Effect)?

The 1983 Yamaha XT 550 (reduced Effect) has a Top speed of 129.0 km/h (80.2 mph).

Yamaha XT 550 (reduced Effect) - 1983 Specifications and Reviews

Name: 1983 Yamaha XT 550 (reduced Effect)
Brand: Yamaha

The 1983 Yamaha XT 550 is a lightweight single-cylinder enduro designed for adventure-minded riders seeking genuine off-road capability with street versatility. Its air-cooled 558cc engine delivers modest but manageable power, while the durable chain-drive transmission and 145kg curb weight make it ideal for exploring rough terrain and long-distance trail riding.

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1983

1982

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General information
Category	Enduro / offroad
Year	1983
Model	Yamaha XT 550 (reduced effect)
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	5-speed
Cooling system	Air
Fuel control	OHC
Valves per cylinder	4
Bore x stroke	92.0 x 84.0 mm (3.6 x 3.3 inches)
Compression	8.5:1
Power	27.00
Stroke	4
Engine type	Single cylinder
Capacity:	558.00 ccm (34.05 cubic inches)

Physical measures and capacities
Weight incl. oil, gas, etc	145.0 kg (319.7 pounds)

Yamaha XT 550 (reduced Effect) dimensions and frame
Rear brakes	Expanding brake
Front brakes	Expanding brake
Rear tyre dimensions	4.60-18
Front tyre dimensions	3.00-21
Speed and acceleration
Top speed	129.0 km/h (80.2 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	12.00 litres (3.17 gallons)

Performance Profile & Rider Fit

27 hp

Peak Power

9.5s

0-60 mph

80.2 mph

Top Speed

Best For

Track15%

City45%

Cornering50%

Daily Riding45%

Touring40%

Passenger25%

Rider Profile

Best For	This bike suits riders with at least some basic experience, as its detuned power delivery and drum brakes demand a measured, deliberate riding style.
Purpose	It is best suited to light trail riding, green-laning, and low-speed offroad exploration rather than any form of speed-focused riding.
Rider Fit	The lightweight chassis and low-ish power make it manageable for riders of modest strength, though the tall 21-inch front wheel setup rewards standing and active body positioning offroad.
Character	It has the character of a simple, rugged, unhurried enduro machine that prioritizes durability and control over outright performance.
Not Ideal For	It is not for riders seeking fast highway cruising, sporty cornering on tarmac, or long-distance touring comfort.

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