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Model Type
Sport
Model Type
Utility
MSRP
$6,899
MSRP
$6,899
Warranty
6
Warranty
6
Insurance
Insurance
Generic Type (Primary)
Sport
Generic Type (Primary)
Utility
Manufacturer Country
Japan
Manufacturer Country
Japan
Manufacturer Recommend Minimum Age
16
Manufacturer Recommend Minimum Age
16
Parent Company
Yamaha
Parent Company
Yamaha
Display Name
YFZ 450
Display Name
Grizzly 450 Auto 4x4
Year
2013
Year
2013
Make
Yamaha
Make
Yamaha
Introduction Year
-
Introduction Year
2003
Engine Type
Single-Cylinder
Engine Type
Single-Cylinder
Cylinders
1
Cylinders
1
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Cooling
Liquid / Air
Cooling
Liquid / Air
Valves
5
Valves
2
Valves Per Cylinder
5
Valves Per Cylinder
2
Valve Configuration
DOHC
Valve Configuration
SOHC
Bore (mm/in)
95 / 3.74
Bore (mm/in)
84.5 / 3.33
Stroke (mm/in)
63.4 / 2.5
Stroke (mm/in)
75 / 2.96
Displacement (cc/ci)
449 / 27.4
Displacement (cc/ci)
421 / 25.7
Compression Ratio
11.4:1
Compression Ratio
10.0:1
Starter
Electric
Starter
Electric
Fuel Requirements
Regular
Fuel Requirements
Regular
Fuel Type
Gas
Fuel Type
Gas
Carburetion Brand
Mikuni
Carburetion Brand
Mikuni
Fuel Injector
No
Fuel Injector
No
Carburetor
Yes
Carburetor
Yes
Number Of Carburetors
1
Number Of Carburetors
1
Carburetor Size (mm)
42
Carburetor Size (mm)
33
Carburetion Type
Carburetor
Carburetion Type
Carburetor
Speed Governor
-
Speed Governor
No
Transmission Type
Manual
Transmission Type
Continuously Variable (CVT)
Number Of Speeds
5
Number Of Speeds
-
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
-
Reverse
No
Reverse
Yes
Hi / Low Range
No
Hi / Low Range
Yes
Primary Drive (Front Wheel)
-
Primary Drive (Front Wheel)
Shaft
Primary Drive (Engine / Transmission)
-
Primary Drive (Engine / Transmission)
Belt
Transmission Brand
-
Transmission Brand
UltraMatic™
Wheels Composition
Aluminum
Wheels Composition
Steel
Tube / Tubeless
Tubeless
Tube / Tubeless
Tubeless
Front Tire Diameter (in)
21
Front Tire Diameter (in)
25
Rear Tire Diameter (in)
20
Rear Tire Diameter (in)
25
Chromed
No
Chromed
No
Tire Brand
Dunlop®
Tire Brand
Maxxis®
Front Tire Width
7
Front Tire Width
8
Front Wheel Diameter
10
Front Wheel Diameter
12
Rear Tire Width
10
Rear Tire Width
10
Rear Wheel Diameter
9
Rear Wheel Diameter
12
Front Tire (Full Spec)
Dunlop® AT 21 X 7-10
Front Tire (Full Spec)
Maxxis® AT25 x 8 - 12
Rear Tire (Full Spec)
Dunlop® AT 20 X 10-9
Rear Tire (Full Spec)
Maxxis® AT25 x 10 - 12
Front Brake Type
Dual Hydraulic Disc
Front Brake Type
Dual Hydraulic Disc
Front Brake Diameter (in/mm)
5 / 127
Front Brake Diameter (in/mm)
-
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Sealed Drum
Rear Brake Diameter (in/mm)
6.8 / 173
Rear Brake Diameter (in/mm)
-
Engine Braking
-
Engine Braking
Standard
Front Suspension Type
Independent Double Wishbone
Front Suspension Type
Independent Double Wishbone
Front Travel (in/mm)
9.1 / 231.1
Front Travel (in/mm)
6.3 / 160
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Rebound Damping
Yes
Front Adjustable Rebound Damping
No
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Steering Damper
No
Steering Damper
No
Front Stabilizer Bar
No
Front Stabilizer Bar
No
Rear Suspension Type
Swing Arm
Rear Suspension Type
Independent Double Wishbone
Rear Travel (in/mm)
10.6 / 269.2
Rear Travel (in/mm)
7.1 / 180.3
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
No
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
2
Rear Suspension Material
Aluminum
Rear Suspension Material
Steel
Rear Stabilizer Bar
No
Rear Stabilizer Bar
No
Air Adjustable
No
Air Adjustable
No
Steering Type
Manual
Steering Type
Manual
Steering Control
Handlebar
Steering Control
Handlebar
Length (ft)
6.03
Length (ft)
6.54
Width (in/mm)
46.1 / 1170.9
Width (in/mm)
43 / 1092.2
Height (in/mm)
42.9 / 1089.7
Height (in/mm)
44.1 / 1120.1
Wheelbase (in/mm)
50.4 / 1280.2
Wheelbase (in/mm)
48.5 / 1231.9
Ground Clearance (in/mm)
4.5 / 114.3
Ground Clearance (in/mm)
10.8 / 274.3
Length (ft/ft)
6
Length (ft/ft)
6
Length (ft/in)
0.4
Length (ft/in)
6.5
Wet Weight (lbs/kg)
385 / 174.6
Wet Weight (lbs/kg)
606 / 274.9
Fuel Capacity (gal/l)
2.6 / 9.8
Fuel Capacity (gal/l)
4 / 15.1
Engine Displacement to Weight (cc)
1.17
Engine Displacement to Weight (cc)
0.69
Turning Radius (ft)
-
Turning Radius (ft)
9.8
Towing Capacity (lbs/kgs)
-
Towing Capacity (lbs/kgs)
1322 / 599.7
Seat Type
One-Piece
Seat Type
One-Piece
Adjustable
No
Adjustable
No
Seat Material
Vinyl
Seat Material
Vinyl
Seat Location
Driver
Seat Location
Driver
Folding
No
Folding
No
Seat Height (in/mm)
31.9 / 810.3
Seat Height (in/mm)
33.1 / 840.7
Number Of Seats
1
Number Of Seats
1
Frame
Aluminum / Steel
Frame
Steel
Body Material
Plastic
Body Material
Plastic
Hand Grips
Standard
Hand Grips
Standard
Foot Peg Location
Driver
Foot Peg Location
Driver
Adjustable
No
Adjustable
No
Hand Guards
No
Hand Guards
-
Brush Guard
No
Brush Guard
Yes
Light Guard
No
Light Guard
No
CV Boot Cover
No
CV Boot Cover
Yes
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Handlebars
Standard
Handlebars
Standard
Front Bumper
Standard
Front Bumper
Standard
Rear Bumper
Standard
Rear Bumper
-
A-Arm Skid Plate (Rear)
No
A-Arm Skid Plate (Rear)
-
Swing Arm Skid Plate
Yes
Swing Arm Skid Plate
No
Full Length Skid Plate
No
Full Length Skid Plate
Yes
Floor Board Location
-
Floor Board Location
Driver
Radiator Guard
-
Radiator Guard
No
Shock Cover
-
Shock Cover
No
A-Arm Skid Plate (Front)
-
A-Arm Skid Plate (Front)
Yes
Bash Plate (Front/Rear)
-
Bash Plate (Front/Rear)
Yes / Yes
Warranty (Months/Condition)
6 / Limited
Warranty (Months/Condition)
6 / Limited
Battery Warranty (Months)
0
Battery Warranty (Months)
0
Driveline Type
4X2
Driveline Type
Selectable 4X2 / 4X4
Number Of Driveline Modes
1
Number Of Driveline Modes
2
Rear Unlocking Differential
No
Rear Unlocking Differential
No
Rear Solid Axle
Yes
Rear Solid Axle
No
Driveline Brand
-
Driveline Brand
On-Command™
Limited Slip Differential Location
-
Limited Slip Differential Location
Front
Differential Lock Location
-
Differential Lock Location
Front
Adjustable Handlebars
Standard
Adjustable Handlebars
-
Adjustable Levers
Standard
Adjustable Levers
-
Power Outlet
-
Power Outlet
Standard
Headlight Mounts
Standard
Headlight Mounts
Standard
Halogen Headlight (s)
Standard
Halogen Headlight (s)
Standard
Headlight (s)
Standard
Headlight (s)
Standard
Light Type
Halogen
Light Type
Halogen
Paint
Standard
Paint
-
Metallic
-
Metallic
No
Digital Instrumentation
-
Digital Instrumentation
Standard
Clock
-
Clock
Standard
Trip Odometer
-
Trip Odometer
Standard
Speedometer
-
Speedometer
Standard
Hour Meter
-
Hour Meter
Standard
Temperature Warning Type
-
Temperature Warning Type
Light
Fuel Level Warning Type
-
Fuel Level Warning Type
Gauge
Size (in/cm)
-
Size (in/cm)
2 / 5.1
Rear Hitch Type
-
Rear Hitch Type
Receiver
Tow Hook
-
Tow Hook
Standard
Underseat Storage
-
Underseat Storage
Standard
Capacity (lbs/kgs)
-
Capacity (lbs/kgs)
88 / 39.9
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