2021 Yamaha YZ85

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Step up to the perfect bike and earn victory after victory aboard this lightweight, 2-stroke that boasts reliability and agility.

Engine Type

85cc liquid-cooled 2-stroke; reed-valve inducted

Bore x Stroke

47.5mm x 47.8mm

Compression Ratio


Fuel Delivery

Keihin® PWK28 carburetor


6-speed; multiplate wet clutch

Final Drive


Suspension / Front

Inverted fork; fully adjustable, 10.8-in travel

Suspension / Rear

Single shock; fully adjustable, 11.1-in travel

Brakes / Front

Hydraulic disc, 220mm

Brakes / Rear

Hydraulic disc, 190mm

Tires / Front

70/100-17 Dunlop® MX3S®

Tires / Rear

90/100-14 Dunlop® MX3S®

L x W x H

71.7 in x 29.9 in x 45.1 in

Seat Height

33.1 in


49.4 in

Rake (Caster Angle)



3.5 in

Maximum Ground Clearance

13.0 in

Fuel Capacity

1.3 gal

Wet Weight

161 lb

YPVS™ Two-Stroke Power
The 85cc liquid-cooled, two-stroke engine features the Yamaha Power Valve System for broad, tractable power across the rev range without losing peak power at high rpm.

Fully-Adjustable Suspension
Lightweight 36mm KYB® inverted cartridge fork features low-friction outer tubes, plenty of travel and external compression and rebound damping adjustability, mated to a race-proven fully-adjustable rear shock.

High-Spec Wheels and Brakes
Lightweight 17-inch front and 14-inch rear rims are durable and reduce unsprung weight for optimal suspension performance while the big 220mm and 190mm disc brakes offer precise control and feature Dunlop® MX3S® knobbies for exceptional traction.

Adjustable Rider Ergonomics
The four-position adjustable handlebar mounts and taper-style handlebar allow the rider to tune the ergonomics to suit their size and preferences.

We offer lifetime Engine Warranty.
No-Risk Extended Warranties.
50% Off Service Plans.
Employee pricing on all gear and accessories on the day of sale.
Financing for everyone.
Trade-ins accepted

Call Cycle Springs Powersports for all your Dirt Bike, Motocross, Enduro & MX Motorcycle questions! 727-771-1211

 Professional rider(s) on closed area.  Dress properly for your ride with a helmet, eye protection, and protective riding gear.  Do not drink and ride.  It is illegal and dangerous.  Specifications are subject to change.