Compare ATVs
Select ATVs to compare their specifications
Year
2009
Year
2024
Parent Company
Yamaha
Parent Company
Yamaha
Generic Type (Primary)
Utility
Generic Type (Primary)
Sport
Make
Yamaha
Make
Yamaha
Display Name
Big Bear 400 IRS 5-Speed 4X4
Display Name
YFZ 450R
Manufacturer Country
Japan
Manufacturer Country
Japan
Manufacturer Recommend Minimum Age
16
Manufacturer Recommend Minimum Age
16
Price
Standard
Price
Standard
MSRP
$6,099
MSRP
$10,599
Warranty (Months/Condition)
6 / Limited
Warranty (Months/Condition)
6 / Limited
Destination Charge
-
Destination Charge
460
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
Air / Oil
Cooling
Liquid
Valves
2
Valves
5
Valves Per Cylinder
2
Valves Per Cylinder
5
Valve Configuration
SOHC
Valve Configuration
DOHC
Compression Ratio
8.6:1
Compression Ratio
11.8:1
Starter
Electric / Pull
Starter
Electric
Fuel Type
Gas
Fuel Type
Gas
Fuel Requirements
Regular
Fuel Requirements
Regular
Carburetion
Standard
Carburetion
Standard
Carburetion Brand
Mikuni
Carburetion Brand
-
Fuel Injector
No
Fuel Injector
Yes
Carburetor
Yes
Carburetor
No
Number Of Carburetors
1
Number Of Carburetors
-
Carburetion Type
Carburetor
Carburetion Type
Fuel Injected
Speed Governor
No
Speed Governor
-
Snorkel Air Intake
Standard
Snorkel Air Intake
-
Bore (mm/in)
83 / 3.27
Bore (mm/in)
95 / 3.74
Stroke (in/mm)
2.82 / 71.5
Stroke (in/mm)
2.5 / 63.4
Displacement (cc/ci)
386 / 23.6
Displacement (cc/ci)
449 / 27.4
Carburetor Size (mm)
33
Carburetor Size (mm)
-
Other Engine
-
Other Engine
Optional
Fuel Injector Size (mm)
-
Fuel Injector Size (mm)
42
Transmission
Standard
Transmission
Standard
Transmission Type
Manual / Automatic Clutch
Transmission Type
Manual
Number Of Speeds
5
Number Of Speeds
5
Hi / Low Range
No
Hi / Low Range
No
Reverse
Yes
Reverse
No
Primary Drive (Front Wheel/Rear Wheel)
Shaft / Shaft
Primary Drive (Front Wheel/Rear Wheel)
-
Primary Drive (Rear Wheel)
-
Primary Drive (Rear Wheel)
Chain
Driveline Brand
On-Command™
Driveline Brand
-
Driveline Type
Selectable 4X2 / 4X4
Driveline Type
4X2
Number Of Driveline Modes
2
Number Of Driveline Modes
1
Rear Unlocking Differential
No
Rear Unlocking Differential
No
Rear Solid Axle
No
Rear Solid Axle
Yes
Differential Lock
Standard
Differential Lock
-
Differential Lock Location
Front
Differential Lock Location
-
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Capacities
Standard
Capacities
Standard
Performance
Standard
Performance
Standard
Length (in/mm)
79.4 / 2016.8
Length (in/mm)
70.7 / 1795.8
Width (in/mm)
43.9 / 1115.1
Width (in/mm)
48.8 / 1239.5
Height (in/mm)
46.7 / 1186.2
Height (in/mm)
41.9 / 1064.3
Wheelbase (in/mm)
48.4 / 1229.4
Wheelbase (in/mm)
50 / 1270
Turning Radius (ft)
10.5
Turning Radius (ft)
-
Ground Clearance (in/mm)
10.5 / 266.7
Ground Clearance (in/mm)
9.3 / 236.2
Dry Weight (lbs/kg)
593 / 269
Dry Weight (lbs/kg)
-
Towing Capacity (lbs/kgs)
904 / 410.1
Towing Capacity (lbs/kgs)
-
Fuel Capacity (gal/l)
4 / 15.1
Fuel Capacity (gal/l)
2.6 / 9.8
Engine Displacement to Weight (cc)
0.65
Engine Displacement to Weight (cc)
1.11
Wet Weight (lbs/kg)
-
Wet Weight (lbs/kg)
405 / 183.7
Construction
Standard
Construction
Standard
Frame
Steel
Frame
Aluminum / Steel
Body Material
Plastic
Body Material
Plastic
Floor Boards
Standard
Floor Boards
-
Floor Board Location
Driver
Floor Board Location
-
Foot Pegs
Standard
Foot Pegs
Standard
Foot Peg Location
Driver
Foot Peg Location
Driver
Hand Grips
Standard
Hand Grips
Standard
Handlebars
Standard
Handlebars
Standard
Exterior Guards
Standard
Exterior Guards
Standard
Brush Guard
Yes
Brush Guard
No
Radiator Guard
No
Radiator Guard
Yes
Exterior Covers
Standard
Exterior Covers
Standard
CV Boot Cover
Yes
CV Boot Cover
No
Shock Cover
No
Shock Cover
-
Front Bumper
Standard
Front Bumper
Standard
Front Fender
Standard
Front Fender
Standard
Front Fender Flairs
Optional
Front Fender Flairs
-
Rear Fender
Standard
Rear Fender
Standard
Rear Fender Flairs
Optional
Rear Fender Flairs
-
Skid Plate
Standard
Skid Plate
Standard
Swing Arm Skid Plate
No
Swing Arm Skid Plate
Yes
Other Exterior
Optional
Other Exterior
Optional
A-Arm Skid Plate (Front/Rear)
Yes / No
A-Arm Skid Plate (Front/Rear)
-
Bash Plate (Front/Rear)
Yes / Yes
Bash Plate (Front/Rear)
-
Adjustable
-
Adjustable
No
Hand Guards
-
Hand Guards
No
Light Guard
-
Light Guard
No
Nerf Bars
-
Nerf Bars
Optional
Rear Bumper
-
Rear Bumper
Standard
A-Arm Skid Plate (Rear)
-
A-Arm Skid Plate (Rear)
No
Bash Plate (Front)
-
Bash Plate (Front)
Yes
Steering Control
Handlebar
Steering Control
Handlebar
Steering Type
Manual
Steering Type
Manual
Front Suspension Type
Independent Double Wishbone
Front Suspension Type
Independent Double Wishbone
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Rebound Damping
No
Front Adjustable Rebound Damping
Yes
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Front Stabilizer Bar
No
Front Stabilizer Bar
No
Steering Damper
No
Steering Damper
No
Rear Suspension Type
Independent Double Wishbone
Rear Suspension Type
Swing Arm
Rear Suspension Material
Steel
Rear Suspension Material
Aluminum
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
No
Rear Adjustable Rebound Damping
Yes
Number Rear Shock Absorbers
2
Number Rear Shock Absorbers
1
Rear Stabilizer Bar
No
Rear Stabilizer Bar
No
Air Adjustable
No
Air Adjustable
No
Front Travel (in/mm)
5.8 / 147.3
Front Travel (in/mm)
9.8 / 248.9
Rear Travel (in/mm)
7.6 / 193
Rear Travel (in/mm)
11 / 279.4
Front Suspension Brand Name
-
Front Suspension Brand Name
KYB
Rear Suspension Size (in/mm)
-
Rear Suspension Size (in/mm)
1.8 / 46
Wheels
Standard
Wheels
Standard
Wheels Composition
Steel
Wheels Composition
Steel
Chromed
No
Chromed
No
Tires
Standard
Tires
Standard
Front Tire Width
8
Front Tire Width
7
Front Wheel Diameter
12
Front Wheel Diameter
10
Rear Tire Width
10
Rear Tire Width
10
Rear Wheel Diameter
12
Rear Wheel Diameter
9
Front Tire Diameter (in)
25
Front Tire Diameter (in)
21
Rear Tire Diameter (in)
25
Rear Tire Diameter (in)
20
Front Tire (Full Spec)
AT25 x 8 - 12 ITP Mud Lite
Front Tire (Full Spec)
Maxxis® AT 21 X 7-10
Rear Tire (Full Spec)
AT25 x 10 - 12 ITP Mud Lite
Rear Tire (Full Spec)
Maxxis® AT 20 X 10-9
Tube / Tubeless
-
Tube / Tubeless
Tubeless
Tire Brand
-
Tire Brand
Maxxis®
Brakes
Standard
Brakes
Standard
Front Brake Type
Dual Hydraulic Disc
Front Brake Type
Dual Hydraulic Disc
Rear Brake Type
Sealed Oil Bath
Rear Brake Type
Hydraulic Disc
Engine Braking
Standard
Engine Braking
-
Front Brake Diameter (in/mm)
-
Front Brake Diameter (in/mm)
6.3 / 161
Rear Brake Diameter (in/mm)
-
Rear Brake Diameter (in/mm)
7.9 / 200
Rear Hitch
Standard
Rear Hitch
-
Winch
Optional
Winch
-
Roller Fairlead
Optional
Roller Fairlead
-
Tongue Weight (lbs/kgs)
900 / 408.2
Tongue Weight (lbs/kgs)
-
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)
35.2 / 894.1
Seat Height (in/mm)
31.9 / 810.3
Digital Instrumentation
Optional
Digital Instrumentation
Standard
Speedometer
Standard
Speedometer
-
Trip Odometer
Standard
Trip Odometer
-
Hour Meter
Optional
Hour Meter
-
Fuel Level Warning
Standard
Fuel Level Warning
Standard
Fuel Level Warning Type
Gauge
Fuel Level Warning Type
Light
Temperature Warning
Standard
Temperature Warning
Standard
Temperature Warning Type
Light
Temperature Warning Type
Gauge
Service Reminder
Optional
Service Reminder
-
Underseat Storage
Standard
Underseat Storage
-
Fender Storage
Optional
Fender Storage
-
Front Rack
Standard
Front Rack
-
Rear Rack
Standard
Rear Rack
-
Rear Rack Storage
Optional
Rear Rack Storage
-
Rack Rails
Optional
Rack Rails
-
Storage Cover
Optional
Storage Cover
-
Map Holder
Optional
Map Holder
-
Gun Scabbard
Optional
Gun Scabbard
-
Capacity (lbs/kgs)
176 / 79.8
Capacity (lbs/kgs)
-
Type
Halogen
Type
Halogen
Fog Lights
Optional
Fog Lights
-
Headlight (s)
Standard
Headlight (s)
Standard
Halogen Headlight (s)
Standard
Halogen Headlight (s)
Standard
Windshield
Optional
Windshield
-
Power Outlet
Standard
Power Outlet
-
Heated Hand Grips
-
Heated Hand Grips
Optional
Adjustable Handlebars
-
Adjustable Handlebars
Standard
Adjustable Levers
-
Adjustable Levers
Standard
Gun Scabbard Mount
Optional
Gun Scabbard Mount
-
Plow Mount
Optional
Plow Mount
-
Windshield Mounts
Optional
Windshield Mounts
-
Paint
Standard
Paint
Standard
Metallic
-
Metallic
No
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