What category is the 2005 Yamaha YZ 85?

The 2005 Yamaha YZ 85 has a Category of Cross / motocross.

What is the engine size of the 2005 Yamaha YZ 85?

The 2005 Yamaha YZ 85 has a Capacity: of 85.00 ccm (5.19 cubic inches).

What type of engine does the 2005 Yamaha YZ 85 have?

The 2005 Yamaha YZ 85 has a Engine type of Single cylinder.

Is the 2005 Yamaha YZ 85 air cooled or liquid cooled?

The 2005 Yamaha YZ 85 has a Cooling system of Liquid.

How many gears does the 2005 Yamaha YZ 85 have?

The 2005 Yamaha YZ 85 has a Gearbox of 5-speed.

Yamaha YZ 85 - 2005 Specifications and Reviews

Name: 2005 Yamaha YZ 85
Brand: Yamaha

The 2005 Yamaha YZ 85 is an entry-level motocross bike designed for young riders and beginners transitioning from smaller machines. Known for its manageable 85cc liquid-cooled engine and responsive handling, it combines reliability with affordable performance in competitive youth racing and recreational riding.

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2005

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General information
Category	Cross / motocross
Year	2005
Model	Yamaha YZ 85
Engine and Transmission Specifications
Transmission typefinal drive	Chain
Gearbox	5-speed
Cooling system	Liquid
Fuel system	Carburettor
Bore x stroke	54.0 x 0.0 mm (2.1 x inches)
Stroke	2
Engine type	Single cylinder
Capacity:	85.00 ccm (5.19 cubic inches)
Physical measures and capacities
Rear brakes diameter	190 mm (7.5 inches)
Rear brakes	Single disc
Front brakes diameter	220 mm (8.7 inches)
Front brakes	Single disc
Rear suspension	Kayaba
Front suspension	Kayaba

Speed and acceleration
Color options	Team Yamaha Blue/White
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track85%

City5%

Cornering80%

Daily Riding5%

Touring5%

Passenger0%

Rider Profile

Best For	This is a small-wheeled competition motocrosser built specifically for younger or smaller, developing riders, not adults or beginners to motorcycling in general.
Purpose	Designed purely for amateur motocross racing and off-road training on tracks scaled to junior riders.
Rider Fit	Its tiny 66 kg dry weight and low-for-motocross seat height suit lighter, smaller riders such as pre-teens and young teenagers rather than full-sized adults.
Character	A high-strung, free-revving two-stroke that rewards aggressive clutch and throttle work with sharp, flickable handling on rough terrain.
Not Ideal For	This is not suitable for adult commuting, highway travel, two-up riding, or anyone seeking comfort, storage, or long-distance capability.

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