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Year
2021
Year
2021
Parent Company
Kawasaki
Parent Company
Kawasaki
Generic Type (Primary)
Off-Road
Generic Type (Primary)
Off-Road
Make
Kawasaki
Make
Kawasaki
Display Name
KLX® 140R L
Display Name
KX™ 450
Manufacturer Country
Japan
Manufacturer Country
Japan
Introduction Year
2008
Introduction Year
2006
Photo Gallery
Standard
Photo Gallery
Standard
Representative Image
No
Representative Image
No
Price
Standard
Price
Standard
MSRP
$3,449
MSRP
$9,399
Destination Charge
220
Destination Charge
410
Warranty (Months/Condition)
6 / Limited
Warranty (Months/Condition)
-
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
Cooling
Liquid
Valves
2
Valves
4
Valves Per Cylinder
2
Valves Per Cylinder
4
Valve Configuration
SOHC
Valve Configuration
DOHC
Compression Ratio
9.5:1
Compression Ratio
12.5:1
Starter
Electric
Starter
Electric
Fuel Type
Gas
Fuel Type
Gas
Fuel Requirements
Regular
Fuel Requirements
Regular
Carburetion
Standard
Carburetion
Standard
Carburetion Brand
Keihin
Carburetion Brand
Keihin
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
No
Bore (mm/in)
58 / 2.29
Bore (mm/in)
96 / 3.78
Stroke (in/mm)
2.14 / 54.4
Stroke (in/mm)
2.45 / 62.1
Displacement (cc/ci)
144 / 8.8
Displacement (cc/ci)
449 / 27.4
Carburetor Size (mm)
20
Carburetor Size (mm)
-
Fuel Injector Size (mm)
-
Fuel Injector Size (mm)
44
Transmission
Standard
Transmission
Standard
Transmission Type
Manual
Transmission Type
Manual
Number Of Speeds
5
Number Of Speeds
5
Overdrive
No
Overdrive
-
Reverse
No
Reverse
No
Adjustable Throttle
Standard
Adjustable Throttle
-
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
Chain
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Capacities
Standard
Capacities
Standard
Performance
Standard
Performance
Standard
Length (in/mm)
74.6 / 1894.8
Length (in/mm)
86 / 2184.4
Width (in/mm)
31.1 / 789.9
Width (in/mm)
32.3 / 820.4
Height (in/mm)
42.3 / 1074.4
Height (in/mm)
49.8 / 1264.9
Wheelbase (in/mm)
50.6 / 1285.2
Wheelbase (in/mm)
58.5 / 1485.9
Ground Clearance (in/mm)
10 / 254
Ground Clearance (in/mm)
13.4 / 340.4
Wet Weight (lbs/kg)
209.4 / 95
Wet Weight (lbs/kg)
243 / 110.2
Fuel Capacity (gal/l)
1.5 / 5.7
Fuel Capacity (gal/l)
1.64 / 6.2
Dry Weight (lbs/kg)
-
Dry Weight (lbs/kg)
232.7 / 105.6
Engine Displacement to Weight (cc)
-
Engine Displacement to Weight (cc)
1.93
Construction
Standard
Construction
Standard
Frame
Steel
Frame
Aluminum
Body Material
Plastic
Body Material
Plastic
Foot Pegs
Standard
Foot Pegs
Standard
Foot Peg Location
Driver
Foot Peg Location
Driver
Adjustable
No
Adjustable
Yes
Hand Grips
Standard
Hand Grips
Standard
Handlebars
Standard
Handlebars
Standard
Exterior Guards
Standard
Exterior Guards
Standard
Belt Guard
No
Belt Guard
No
Brush Guard
No
Brush Guard
-
Drive Shaft Guard
No
Drive Shaft Guard
No
Exhaust Guard
Yes
Exhaust Guard
Yes
Fork Guards
No
Fork Guards
Yes
Hand Guards
No
Hand Guards
-
Light Guard
No
Light Guard
No
Saddle Bag Guard
No
Saddle Bag Guard
No
Exterior Covers
Standard
Exterior Covers
Standard
Side Cover
Yes
Side Cover
Yes
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Pocket
No
Pocket
No
Stand
Standard
Stand
Standard
Stand Type
Kick
Stand Type
Kick
Handlebar Pads
-
Handlebar Pads
Standard
Engine Case Guard
-
Engine Case Guard
Yes
Skid Plate
-
Skid Plate
Standard
Steering Control
Handlebar
Steering Control
Handlebar
Front Suspension Type
Telescopic Fork
Front Suspension Type
Inverted Fork
Front Adjustable Fork Pre-Load
No
Front Adjustable Fork Pre-Load
No
Front Adjustable Rebound Damping
No
Front Adjustable Rebound Damping
Yes
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Steering Damper
No
Steering Damper
No
Rear Suspension Brand Name
UNI-TRAK®
Rear Suspension Brand Name
UNI-TRAK®
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Type
Twin Sided Swing Arm
Rear Suspension Material
Aluminum
Rear Suspension Material
Aluminum
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
Yes
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
1
Air Adjustable
No
Air Adjustable
No
Front Suspension Size (in/mm)
1.3 / 33
Front Suspension Size (in/mm)
1.9 / 49
Front Travel (in/mm)
7.1 / 180.3
Front Travel (in/mm)
12 / 304.8
Rear Travel (in/mm)
7.1 / 180.3
Rear Travel (in/mm)
12.1 / 307.3
Front Suspension Brand Name
-
Front Suspension Brand Name
Showa®
Wheels
Standard
Wheels
Standard
Wheels Composition
Aluminum
Wheels Composition
Aluminum
Tube / Tubeless
Tubed
Tube / Tubeless
Tubed
Tires
Standard
Tires
Standard
Front Tire Width
70
Front Tire Width
80
Front Tire Aspect Ratio
100
Front Tire Aspect Ratio
100
Front Tire Speed Rating
M
Front Tire Speed Rating
M
Front Wheel Diameter
19
Front Wheel Diameter
21
Rear Tire Width
90
Rear Tire Width
120
Rear Tire Aspect Ratio
100
Rear Tire Aspect Ratio
80
Rear Tire Speed Rating
M
Rear Tire Speed Rating
M
Rear Wheel Diameter
16
Rear Wheel Diameter
19
Front Wheel Width (in)
1.4
Front Wheel Width (in)
1.6
Rear Wheel Width (in)
1.85
Rear Wheel Width (in)
2.15
Front Tire (Full Spec)
70/100 - 19 42M
Front Tire (Full Spec)
Dunlop® Geomax MX3SF: 80/100-21 51M
Rear Tire (Full Spec)
90/100 - 16 52M
Rear Tire (Full Spec)
Dunlop® Geomax MX3S: 120/80-19 63M
Tire Brand
-
Tire Brand
Dunlop®
Brakes
Standard
Brakes
Standard
Front Brake Type
Disc
Front Brake Type
Disc
Rear Brake Type
Disc
Rear Brake Type
Disc
Front Brake Diameter (in/mm)
8.7 / 220
Front Brake Diameter (in/mm)
10.6 / 270
Rear Brake Diameter (in/mm)
7.3 / 186
Rear Brake Diameter (in/mm)
9.8 / 250
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
Backrest Logo Plate
No
Backrest Logo Plate
No
Lumbar Adjustment
No
Lumbar Adjustment
No
Detachable
No
Detachable
No
Seat Height (in/mm)
31.5 / 800.1
Seat Height (in/mm)
37.6 / 955
Camouflage Trim
No
Camouflage Trim
No
Height Adjustable
No
Height Adjustable
No
Windshield Lowers
No
Windshield Lowers
No
Tinted
-
Tinted
No
Adjustable
No
Adjustable
No
Adjustable Handlebars
-
Adjustable Handlebars
Standard
Adjustable Levers
-
Adjustable Levers
Standard
Satellite
No
Satellite
No
Paint
Standard
Paint
Standard
Metallic
No
Metallic
No
Decal Kit
Standard
Decal Kit
Standard
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