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Kawasaki KX450SR- An Elite Level Dirtbike

Kawasaki KX450SR

Key Highlights

  • Displacement
  • Mileage
  • Top Speed
  • Curb Weight
    232.7 lb without fuel / 242.9 lb*
  • Fuel Capacity (approx)
    1.64 gal
  • Seat Height
    37.6 in
Base MSRP: $12,699*

*Prices & Specifications subject to change without notice. MSRP excludes tax, license, registration, destination charge and dealer installed options and accessories. Dealer prices may vary.

Latest on Kawasaki KX450SR

  • Approximately 500 bikes of the Kawasaki KX450SR’s limited-edition design are offered in the US.
  • KX450SR includes many changes, some small and some major performance improvements.

Introduction of Kawasaki KX450SR

The limited-edition Kawasaki KX450SR motorbike impresses the rider with its unique tuning and top-tier racing components and is designed to win right from the start. This bike intends to improve the performance, durability, and aesthetics of the already championship-proven KX450SR platform by teaming with the sport’s most renowned brands.

Since their creation, dirt motorcycles have maintained their classic aesthetic, which remains unchanged by the new Kawasaki KX450SR. The elite-level racing components of the bike make it stand out in the crowd—the unique design and the tuning add to its performance and factory racer looks.

The Kawasaki KX450SR checks every box and is an example for aspiring riders because of its rider-friendly power characteristics. It is also now one of Kawasaki’s most exquisite products.

What’s New in the Latest Model of Kawasaki KX450SR

  • The new Showa front fork with Tio coating and rear shock are featured on the new Kawasaki KX450SR.
  • A modified cylinder head with polished intake ports is added.
  • The bike’s most recent upgrades include the Pro circuit TI-6 titanium exhaust system and Factory race team-inspired graphics.

Highlights of Kawasaki KX450SR

Design of Kawasaki KX450SR

A small seat and a fuel tank give the design a narrow profile and the appearance of a traditional dirt bike. It is constructed on a perimeter frame made of lightweight aluminum, an improvement over the previous model.

The engine is a stressed part of the redesigned frame, which has improved rigidity. The bike also has entirely new bodywork intended to make riding easier.

When navigating trails and off-road conditions, gliding back and forth on the seat’s long, flat surface is simple.

It is simpler to sit in front due to the tank’s lower and flatter profile. It is simpler to hold onto your knees when the tank shrouds are slimmer.

The KX450SR features unique colors and graphics that mimic those of the Monster Energy® Kawasaki race team and the KX450’s existing angular, aggressive design.

Color and Variant of Kawasaki KX450SR

Kawasaki KX450SR comes in one color option:

  • Lime green

Kawasaki KX450SR offers one variant:

  • STD

Engine of Kawasaki KX450SR

The Kawasaki KX450SR gets powered by a 449cc, 4-stroke single, DOHC, liquid-cooled engine that generates a maximum horsepower of 60.5 horsepower.

The bike incorporates polished intake ports that provide smoother airflow for increased engine performance.

Features of Kawasaki KX450SR

The engine covers have a smooth surface so that the rider’s movement on the motorbike is not restricted.

A reworked swingarm further aids the altered stiffness balance and more excellent rear traction. The three maps (or riding modes) available on the engine control unit are standard, harsh, and soft.

The Kawasaki KX450SR also receives a factory-style launch control technology that aids riders in gaining the most grip possible while taking off on slippery ground.

If you divert the bike on a rough surface and need to move immediately, there is an electronic start for speedy starting.

Pushing a button starts the KX450SR engine’s electric start, powered by a small Lithium-ion battery. The new lithium-ion battery that is small, light, and doesn’t add weight is added. The Kawasaki KX450SR has the unique benefit of adjustable rider ergonomics. While the footpegs may be mounted in just two locations, the handlebar can get fixed in four different positions.

Several new additions to the Kawasaki KX450SR include the smoother airflow from the KX450SR’s newly polished intake ports contributing to improved engine performance.

Kawasaki’s world-class road racing technology and world superbike engineers have created a lightweight finger-follower valve actuation mechanism that enables larger-diameter valves and more aggressive cam profiles.

Kawasaki maintains its unwavering dedication to providing riders with industry-leading ERGO-Accommodate® customizable components that may get customized to fit a range of riders and riding styles.

When taller riders are seated, the lower mounting position of footpegs decreases the standard setting by an extra 5 mm.

Transmission, Suspension, and Brakes of Kawasaki KX450SR

The Kawasaki KX450SR has a 5-speed manual transmission with a wet multi-disc manual clutch and a hydraulic clutch actuation for return shift.

The front suspension on the Kawasaki KX450SR is a KYB 48mm fork with adjustable compression and rebound damping and 12.4 inches of travel. The rear suspension is a KYB shock with adjustable spring preload, high- and low-speed compression damping, rebound damping, and 12.1 inches of travel.

The Kawasaki KX450SR has Nissin’s 2-piston caliper and 270mm disc on the front brake and Nissin’s 1-piston caliper and 250mm disc on the rear brake.

Pros and Cons of Kawasaki KX450SR


  • Better Performance
  • Good Handling
  • Hydraulic Clutch
  • Lightweight Nature


  • Slight Stiffer Ride

Specifications & Features

Power & Performance

  • Displacement
  • Engine Type
    4-stroke single, DOHC, liquid-cooled
  • Bore
  • Stroke
  • Compression Ratio
  • Ignition
    Digital CDI with 3 Coupler Options
  • Transmission
    5-speed, return shift, with wet multi-disc manual clutch and hydraulic clutch actuation
  • Chain
  • Clutch
    Wet multi-disc manual clutch and hydraulic clutch actuation
  • EMS
    KLCM (Kawasaki Launch Control Mode)
  • Fuel Capacity (approx)
    1.64 gal
  • Mileage
  • Top Speed
  • Fuel Delivery
    Fuel injection w/ Kehin 44mm throttle body
  • Horsepower
    60.5 HP
  • Torque

Brakes, Wheels & Suspension

  • Rear Tire Size
  • Rear Suspension
    Uni-Trak shock adjustable for preload, rebound, and low- and high-speed compression; TBA-in. travel
  • Front Brake
    Single semi-floating 270mm Braking® petal disc with dual-piston caliper
  • Rear Brake
    Single 250mm Braking® petal disc with single-piston caliper
  • Front Tire Size
  • Front Suspension
    49mm inverted coil-spring fork adjustable for compression and rebound damping; TBA-in. travel
  • Frame Design
  • Frame Type
    Aluminum perimeter
  • Suspension Travel (Front)
    12.4 in
  • Suspension Travel (Rear)
    12.1 in

Dimensions & Chassis

  • Wheelbase
    58.5 in
  • Seat Height
    37.6 in
  • Overall Width
    32.3 in
  • Overall Length
    86.0 in
  • Overall Height
    49.8 in
  • Ground Clearance
    13.4 in
  • Curb Weight
    232.7 lb without fuel / 242.9 lb*
  • Steering Head Angle
  • Rake
  • Trail
    4.8 in
  • Frame Type
    Aluminum perimeter


  • Warranty
    Not Available
  • Color Choices
    Lime Green
  • Starter


  • Kawasaki KX450SR- An Elite Level Dirtbike Image 1
  • Kawasaki KX450SR- An Elite Level Dirtbike Image 2
  • Kawasaki KX450SR- An Elite Level Dirtbike Image 3

Top 3 Competitors of Kawasaki KX450SR

Kawasaki KX450SR vs. Honda CRF450R


The Kawasaki KX450SR gets priced at $12,399, whereas Honda CRF450R gets priced at $9,599.


The Kawasaki KX450SR has a 449cc single-cylinder DOHC engine. On the hand, 449cc, single-cylinder, SOHC, liquid-cooled engine with four strokes powers the Honda CRF450R.


Both bikes are available in one color. Kawasaki KX450SR is available in lime green, whereas Honda CRF450R is available in red.


Kawasaki’s KX450SR gives a 58.804 mpg mileage. The Honda CRF450R gets 42.339 mpg mileage.


With a range of 60.5 HP from mid to top, the Kawasaki KX450SR is noticeably more powerful than the Honda CRF450R, which isn’t far behind with 53.8 HP.

Kawasaki KX450SR vs Husqvarna FC 450 Hertitage


Kawasaki KX450SR is $12,399 while Husqvarna FC 450 Heritage is $10,999.


The 449cc, 4-stroke, DOHC, liquid-cooled Kawasaki KX450SR engine. A 449cc SOHC, liquid-cooled, four-stroke single-cylinder engine with four valves per cylinder powers the Husqvarna FC 450 Heritage.


The Husqvarna FC 450 Heritage is white, whereas the Kawasaki KX450SR is lime green.


The Husqvarna FC 450 Heritage is not far behind with 53.5 horsepower, but the Kawasaki KX450SR is much stronger from mid to peak at 60.5 HP.

Kawasaki KX450SR vs. Gasgas MC 450F


The price of the Kawasaki KX450SR is $12,399, while the Gasgas MC 450F is $9,399.


The 449cc, 4-stroke, DOHC, liquid-cooled Kawasaki KX450SR engine. A 449cc SOHC, liquid-cooled single-cylinder engine powers the Gasgas MC 450F.


The Kawasaki KX450SR comes in one color, lime green, whereas the Gasgas MC 450F comes in red.


The Kawasaki KX450SR has a substantially higher power range with 60.5 HP, but the Gasgas MC 450F is not far behind with 54.0 hp.


Kawaski KX450SR is one of Kawasaki’s most popular and quick bikes right now, with a ton of cutting-edge innovations and contemporary specs.

A new adult who wishes to avoid the confines of a mini bike can opt for this one; it’s also a wonderful place to start. Dirt bike riding is increasing, and motorcycles like the KX450SR are helping to keep the movement continuing.

Kawaski KX450SR, which has more horsepower than its rivals and better mileage than other bikes with comparable engines and amenities, will be a fantastic addition to your life and a fantastic buy.


What is the horsepower produced by the Kawasaki KX450SR?

The Kawasaki KX450SR produces 60.5 Horsepower.

How many colors is the Kawasaki KX450SR available in?

The Kawasaki KX450SR is available in one color, lime green.

What is the transmission of the Kawasaki KX450SR?

The Kawasaki KX450SR has a 5-speed manual transmission.

What is the engine displacement of the Kawasaki KX450SR?

The Kawasaki KX450SR has a 449cc engine.

How much does the Kawasaki KX450SR weigh?

The Kawasaki KX450SR weighs 232.7 lb without fuel.