Compare ATVs
Select ATVs to compare their specifications
Year
2015
Year
2024
Parent Company
Yamaha
Parent Company
Yamaha
Generic Type (Primary)
Sport
Generic Type (Primary)
Youth
Make
Yamaha
Make
Yamaha
Display Name
YFZ 450R SE
Display Name
Grizzly 90
Manufacturer Country
Japan
Manufacturer Country
Japan
Manufacturer Recommend Minimum Age
16
Manufacturer Recommend Minimum Age
10
Introduction Year
-
Introduction Year
2019
Price
Standard
Price
Standard
MSRP
$8,999
MSRP
$3,399
Warranty (Months/Condition)
6 / Limited
Warranty (Months/Condition)
6 / Limited
Destination Charge
-
Destination Charge
350
Engine
Standard
Engine
Standard
Engine Type
Single-Cylinder
Engine Type
Single-Cylinder
Cylinders
1
Cylinders
1
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Cooling
Liquid / Air
Cooling
Air
Valves
5
Valves
2
Valves Per Cylinder
5
Valves Per Cylinder
2
Valve Configuration
DOHC
Valve Configuration
SOHC
Compression Ratio
11.8:1
Compression Ratio
9.2:1
Starter
Electric
Starter
Electric / Kick
Fuel Type
Gas
Fuel Type
Gas
Fuel Requirements
Regular
Fuel Requirements
Regular
Carburetion
Standard
Carburetion
Standard
Fuel Injector
Yes
Fuel Injector
No
Carburetor
No
Carburetor
Yes
Carburetion Type
Fuel Injected
Carburetion Type
Carburetor
Bore (mm/in)
95 / 3.74
Bore (mm/in)
47 / 1.85
Stroke (in/mm)
2.5 / 63.4
Stroke (in/mm)
2.04 / 51.8
Displacement (cc/ci)
449 / 27.4
Displacement (cc/ci)
90 / 5.5
Fuel Injector Size (mm)
42
Fuel Injector Size (mm)
-
Number Of Carburetors
-
Number Of Carburetors
1
Parental Controls
-
Parental Controls
Standard
Speed Governor
-
Speed Governor
Yes
Carburetor Size (mm)
-
Carburetor Size (mm)
13
Transmission
Standard
Transmission
Standard
Transmission Type
Manual
Transmission Type
Continuously Variable (CVT)
Number Of Speeds
5
Number Of Speeds
-
Hi / Low Range
No
Hi / Low Range
No
Reverse
No
Reverse
Yes
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
Chain
Adjustable Throttle
-
Adjustable Throttle
Standard
Driveline Type
4X2
Driveline Type
4X2
Number Of Driveline Modes
1
Number Of Driveline Modes
1
Rear Unlocking Differential
No
Rear Unlocking Differential
No
Rear Solid Axle
Yes
Rear Solid Axle
Yes
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Capacities
Standard
Capacities
Standard
Performance
Standard
Performance
Standard
Length (in/mm)
70.7 / 1795.8
Length (in/mm)
61.5 / 1562.1
Width (in/mm)
48.8 / 1239.5
Width (in/mm)
40.6 / 1031.2
Height (in/mm)
41.9 / 1064.3
Height (in/mm)
39.6 / 1005.8
Wheelbase (in/mm)
50 / 1270
Wheelbase (in/mm)
40.6 / 1031.2
Ground Clearance (in/mm)
9.3 / 236.2
Ground Clearance (in/mm)
4.1 / 104.1
Wet Weight (lbs/kg)
405 / 183.7
Wet Weight (lbs/kg)
308 / 139.7
Fuel Capacity (gal/l)
5.3 / 20.1
Fuel Capacity (gal/l)
1.7 / 6.4
Engine Displacement to Weight (cc)
1.11
Engine Displacement to Weight (cc)
0.29
Construction
Standard
Construction
Standard
Frame
Aluminum / Steel
Frame
Steel
Body Material
Plastic
Body Material
Plastic
Floor Boards
Optional
Floor Boards
Standard
Foot Pegs
Standard
Foot Pegs
-
Foot Peg Location
Driver
Foot Peg Location
-
Adjustable
No
Adjustable
-
Hand Grips
Standard
Hand Grips
Standard
Handlebars
Standard
Handlebars
Standard
Exterior Guards
Standard
Exterior Guards
Standard
Brush Guard
Yes
Brush Guard
Yes
Hand Guards
No
Hand Guards
-
Light Guard
No
Light Guard
No
Radiator Guard
Yes
Radiator Guard
No
Exterior Covers
Standard
Exterior Covers
-
CV Boot Cover
No
CV Boot Cover
No
Nerf Bars
Optional
Nerf Bars
-
Front Bumper
Standard
Front Bumper
Standard
Rear Bumper
Standard
Rear Bumper
-
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Skid Plate
Standard
Skid Plate
Standard
Swing Arm Skid Plate
Yes
Swing Arm Skid Plate
No
Safety Flag
Optional
Safety Flag
-
Other Exterior
Optional
Other Exterior
-
A-Arm Skid Plate (Rear)
No
A-Arm Skid Plate (Rear)
-
Floor Board Location
-
Floor Board Location
Driver
Shock Cover
-
Shock Cover
No
Full Length Skid Plate
-
Full Length Skid Plate
No
A-Arm Skid Plate (Front/Rear)
-
A-Arm Skid Plate (Front/Rear)
No / No
Bash Plate (Front)
-
Bash Plate (Front)
Yes
Steering Control
Handlebar
Steering Control
Handlebar
Steering Type
Manual
Steering Type
Manual
Front Suspension Brand Name
KYB
Front Suspension Brand Name
-
Front Suspension Type
Independent Double Wishbone
Front Suspension Type
A-Arm
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Fork Pre-Load
No
Front Adjustable Rebound Damping
Yes
Front Adjustable Rebound Damping
No
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Front Stabilizer Bar
No
Front Stabilizer Bar
-
Steering Damper
No
Steering Damper
No
Rear Suspension Type
Swing Arm
Rear Suspension Type
Swing Arm
Rear Suspension Material
Aluminum
Rear Suspension Material
-
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
No
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
No
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
1
Rear Stabilizer Bar
No
Rear Stabilizer Bar
No
Air Adjustable
No
Air Adjustable
No
Front Travel (in/mm)
9.8 / 248.9
Front Travel (in/mm)
5 / 127
Rear Travel (in/mm)
11 / 279.4
Rear Travel (in/mm)
5.7 / 144.8
Wheels
Standard
Wheels
Standard
Wheels Composition
Aluminum
Wheels Composition
Steel
Chromed
No
Chromed
-
Tube / Tubeless
Tubeless
Tube / Tubeless
Tubeless
Tires
Standard
Tires
Standard
Tire Brand
Maxxis®
Tire Brand
-
Front Tire Width
7
Front Tire Width
7
Front Wheel Diameter
10
Front Wheel Diameter
8
Rear Tire Width
10
Rear Tire Width
9
Rear Wheel Diameter
9
Rear Wheel Diameter
8
Front Tire Diameter (in)
21
Front Tire Diameter (in)
19
Rear Tire Diameter (in)
20
Rear Tire Diameter (in)
18
Front Tire (Full Spec)
Maxxis® AT 21 X 7-10
Front Tire (Full Spec)
AT 19 X 7-8
Rear Tire (Full Spec)
Maxxis® AT 20 X 10-9
Rear Tire (Full Spec)
AT 18 X 9-8
Brakes
Standard
Brakes
Standard
Front Brake Type
Dual Hydraulic Disc
Front Brake Type
Dual Sealed Drum
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Sealed Drum
Front Brake Diameter (in/mm)
6.3 / 161
Front Brake Diameter (in/mm)
-
Rear Brake Diameter (in/mm)
7.9 / 200
Rear Brake Diameter (in/mm)
-
Engine Braking
-
Engine Braking
Standard
Seat Type
One-Piece
Seat Type
One-Piece
Seat Location
Driver
Seat Location
Driver
Seat Material
Vinyl
Seat Material
Vinyl
Adjustable
No
Adjustable
No
Folding
No
Folding
No
Seat Specifications
Standard
Seat Specifications
Standard
Number Of Seats
1
Number Of Seats
1
Seat Height (in/mm)
31.9 / 810.3
Seat Height (in/mm)
28.7 / 729
Digital Instrumentation
Standard
Digital Instrumentation
-
Tachometer
Optional
Tachometer
-
Hour Meter
Optional
Hour Meter
-
Fuel Level Warning
Standard
Fuel Level Warning
-
Fuel Level Warning Type
Light
Fuel Level Warning Type
-
Temperature Warning
Standard
Temperature Warning
-
Temperature Warning Type
Gauge
Temperature Warning Type
-
Service Reminder
Optional
Service Reminder
-
Storage Cover
Optional
Storage Cover
-
Front Rack
-
Front Rack
Standard
Rear Rack
-
Rear Rack
Standard
Type
Halogen
Type
Halogen
Headlight (s)
Standard
Headlight (s)
Standard
Halogen Headlight (s)
Standard
Halogen Headlight (s)
Standard
Adjustable Handlebars
Standard
Adjustable Handlebars
-
Adjustable Levers
Standard
Adjustable Levers
-
Paint
Standard
Paint
Standard
Metallic
No
Metallic
-
Decal Kit
-
Decal Kit
Standard