What category is the 1985 Yamaha XJ 900 S?

The 1985 Yamaha XJ 900 S has a Category of Sport touring.

What is the engine size of the 1985 Yamaha XJ 900 S?

The 1985 Yamaha XJ 900 S has a Capacity: of 853.00 ccm (52.05 cubic inches).

What type of engine does the 1985 Yamaha XJ 900 S have?

The 1985 Yamaha XJ 900 S has a Engine type of In-line four.

What is the engine power of the 1985 Yamaha XJ 900 S?

The 1985 Yamaha XJ 900 S has a Power of 97.00.

Is the 1985 Yamaha XJ 900 S air cooled or liquid cooled?

The 1985 Yamaha XJ 900 S has a Cooling system of Air.

How many gears does the 1985 Yamaha XJ 900 S have?

The 1985 Yamaha XJ 900 S has a Gearbox of 5-speed.

How much does the 1985 Yamaha XJ 900 S weigh?

The 1985 Yamaha XJ 900 S has a Weight incl. oil, gas, etc of 244.0 kg (537.9 pounds).

What is the top speed of the 1985 Yamaha XJ 900 S?

The 1985 Yamaha XJ 900 S has a Top speed of 211.0 km/h (131.1 mph).

Yamaha XJ 900 S - 1985 Specifications and Reviews

Name: 1985 Yamaha XJ 900 S
Brand: Yamaha

The 1985 Yamaha XJ 900 S is a sport-touring middleweight that suits riders seeking versatility and reliability. Powered by a 853cc air-cooled inline four producing 97 horsepower, it balances spirited performance with practical comfort. Known for its shaft drive durability and composed handling, the XJ 900 S remains a dependable all-rounder for everyday riding and longer journeys.

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1985

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General information
Category	Sport touring
Year	1985
Model	Yamaha XJ 900 S

Engine and Transmission Specifications
Transmission typefinal drive	Shaft drive (cardan)
Gearbox	5-speed
Cooling system	Air
Fuel control	DOHC
Valves per cylinder	2
Bore x stroke	67.0 x 60.5 mm (2.6 x 2.4 inches)
Compression	9.6:1
Power	97.00
Stroke	4
Engine type	In-line four
Capacity:	853.00 ccm (52.05 cubic inches)
Physical measures and capacities
Weight incl. oil, gas, etc	244.0 kg (537.9 pounds)

Yamaha XJ 900 S dimensions and frame
Rear brakes	Single disc
Front brakes	Dual disc
Rear tyre dimensions	120/90-18
Front tyre dimensions	100/90-18
Speed and acceleration
Top speed	211.0 km/h (131.1 mph)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	22.00 litres (5.81 gallons)

Performance Profile & Rider Fit

89 hp

Peak Power

3.8s

0-60 mph

131.1 mph

Top Speed

Best For

Track35%

City55%

Cornering60%

Daily Riding70%

Touring82%

Passenger75%

Rider Profile

Best For	Best suited to riders with at least some prior experience, as the bike's weight and power call for confident handling.
Purpose	Designed primarily for covering long distances comfortably while still offering respectable sporty performance.
Rider Fit	A moderate seat height and substantial dry weight mean riders benefit from decent height and strength for slow-speed maneuvers.
Character	A classic sport tourer that blends smooth inline-four power delivery with stable, confidence-inspiring road manners.
Not Ideal For	Not ideal for off-road adventures or riders seeking a lightweight, flickable machine for tight urban commuting.

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