2020 Yamaha Grizzly 90

2020 Yamaha Grizzly 90

2020 Yamaha Grizzly 90 Specifications


Engine configuration Single-Cylinder
How many cylinders 1
Types of power cycles Four-stroke
Type of cooling system Air
Valves 2
Valves Per Cylinder 2
Valve types and configurations Single Overhead Camshaft
Bore (millimeters/inches) 47 / 1.85
Stroke (millimeters/inches) 51.8 / 2.04
Engine displacement (cubic centimeters/cubic inches) 90 / 5.5
Compression Ratio 9.2:1
Starter Type Electric / Kick
Fuel Regular
Type of Fuel Gas
Carb +
Number Of Carburetors 1
Carburetor Size (mm) 13
Carburetor system Carb
Governor (device) +


Transmission Type CVT
Primary drive rear Chain
Reverse +
High low range selector
Adjustable Throttle Std

Wheels & Tires: Front (F), Rear (R):

Rims material Steel
Tube / Tubeless Tubeless
F Tire Diameter 19
R Tire Diameter 18
F Tire Width 7
F Wheel Diameter 8
R Tire Width 9
R Wheel Diameter 8
F Tire Brand AT 19 X 7-8
R Tire Brand AT 18 X 9-8


Front Dual Sealed Drum
Rear Sealed Drum
Engine Braking Std

Suspension: Front (F), Rear (R):

ATV F suspension system A-Arm
F Travel (millimeters/inches) 5 / 127
Front Adjustable Fork Pre-Load
Front Adjustable Rebound Damping
Front Central Suspension Strut
Steering Damper
ATV R suspension system Swing Arm
R Travel (inches/millimeters) 5.7 / 144.8
Rear Adjustable Shock / Spring Pre-Load
Rear Adjustable Rebound Damping
ATV R shock absorbers 1
R Stabilizer Bar
Air Adjustable


Steering system Manual
Steering controller Handlebar

Technical Specifications:

Overall length (foot) 5.12
Overall width (inches/millimeters) 40.6 / 1031.2
Overall heigth (inches/millimeters) 39.6 / 1005.8
Wheelbase (in/mm) 40.6 / 1031.2
Ground Clearance (in/mm) 4.1 / 104.1
Length (foot/foot) 5
Length (foot/inches) 1.5
ATV wet weight (pounds/kilograms) 307.8 / 139.6
Fuel tank capacity (gallons/liters) 1.7 / 6.4
Engine Displacement to Weight (cc) 0.29


Seat Type One-Piece
Seat adjusting system
Material Vinyl
Seat Location Driver
Folding seat
Seat Height (in/mm) 28.7 / 729
ATV seats 1


ATV frame material Steel
Basic outside panels material Plastic
Floor Board Location Driver
ATV handlebar grips Std
BrushGuard +
Radiator Guard
CV Boot Cover
Shock Cover
Front Fender Std
Rear Fender Std
Hand grips Std
Front Bumper Std
A-Arm Skid Plate (Front/Rear) No / No
Bash Plate (Front) +
SwingArm Skid Plate
Full Length Skid Plate


Warranty (Condition) Limited
Destination Charge 325
Battery Warranty (Mo.) 0


ATV Type Youth
Made in Japan
Introduction Year 2019
Minimum manufacturer age recommended 10
Parent Company Yamaha
Full name Grizzly 90
Representative Image

Drive Line:

Driveline Type 4X2
Number Of Driveline Modes 1
Rear Unlocking Differential
Rear Solid Axle +


Headlight Mounts Std
Halogen Headlight (s) Std
Headlight (s) Std
Type Halogen


Rear Rack Std
Front Rack Std

Paint & Finish:

Metallic color
Decal Kit Std

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