Introduction to the 2021 Kawasaki KFX® 90

The 2021 Kawasaki KFX® 90 is a youth all-terrain vehicle designed to provide an exhilarating off-road experience for riders aged 12 and above. As a part of the Kawasaki youth ATV lineup, the KFX® 90 is tailored to introduce young enthusiasts to the thrill of off-roading while prioritizing safety and ease of use. With its compact size, reliable performance, and user-friendly features, the KFX® 90 is an ideal choice for young riders eager to explore off-road terrain under the guidance of responsible adults.

Equipped with a 90cc engine and a range of safety features, the 2021 Kawasaki KFX® 90 empowers young riders to develop essential off-road riding skills in a controlled environment. Its lightweight construction, adjustable throttle limiter, and full floorboards contribute to a secure and confidence-building riding experience. For the 2021 model year, the KFX® 90 continues to embody Kawasaki’s commitment to delivering reliable and versatile youth ATVs that prioritize safety without compromising on the thrill of off-road exploration.

With its sporty design, rugged construction, and easy-to-use controls, the 2021 Kawasaki KFX® 90 stands out as a top choice for young riders seeking an entry-level ATV that offers a perfect balance of excitement and safety. Whether it’s navigating trails, practicing riding techniques, or simply enjoying outdoor adventures, the KFX® 90 is engineered to provide a memorable and enjoyable off-road experience for the next generation of ATV enthusiasts.

Support our site! If you’re riding, make sure you’re protected.

⚠️ Essential Riding Gear: DOT-Certified Helmets → Check Prices

Kawasaki KFX® 90: A Unique Offering in the ATV Category

The Kawasaki KFX® 90 holds a distinct position within the Kawasaki lineup as a youth ATV. Introduced in 2007, this ATV is specifically designed for riders aged 12 and above, providing a perfect entry point for young enthusiasts to experience the thrill of off-road riding. Its classification as a youth ATV sets it apart from the rest of the Kawasaki lineup, highlighting its focus on catering to the next generation of riders.

What distinguishes the Kawasaki KFX® 90 from other ATVs in the same category are its thoughtful design features and the inclusion of parental controls. With its electric/kick starter and speed governor, the KFX® 90 ensures a safe and controlled riding experience for young riders, giving parents peace of mind. Additionally, its 89cc, air-cooled, single-cylinder engine and steel frame construction make it a durable and reliable choice for off-road adventures.

Advertisement

Price and Value of the 2021 Kawasaki KFX® 90

The 2021 Kawasaki KFX® 90 is priced at an MSRP of $2,599, with an additional destination charge of $250. The standard warranty for this ATV is 12 months under limited conditions. The pricing for different configurations or editions remains consistent, with the standard version being the primary offering.

ModelPrice
2021 Kawasaki KFX® 90$2,599 + $250 (destination charge)
Comparable Model 1$2,800
Comparable Model 2$2,500

Engine Specifications and Performance

The Kawasaki KFX® 90 is equipped with a standard single-cylinder, 4-stroke engine, featuring a 10:1 compression ratio, and a combination of electric and kick starter. It operates on regular gas and utilizes a standard Mikuni carburetor. This engine configuration delivers a bore of 47mm and a stroke of 2.04mm, resulting in a displacement of 89cc. The carburetor size is 16mm, ensuring efficient fuel delivery to the engine for optimal performance.

Designed for off-road use, the Kawasaki KFX® 90’s engine is tailored to provide reliable power and durability. The 4-stroke engine design ensures a consistent power delivery, while the air cooling system enhances the engine’s resilience in varied off-road conditions. Additionally, the presence of a speed governor and other parental controls highlights the focus on safe usage, appealing to users seeking specific power characteristics for young riders.

SpecificationValue
Engine TypeSingle-Cylinder, 4-Stroke
Cylinders1
Compression Ratio10:1
StarterElectric / Kick
Fuel TypeGas
Bore (mm/in)47 / 1.85
Stroke (in/mm)2.04 / 51.8
Displacement (cc/ci)89 / 5.4
Carburetor Size (mm)16

Transmission System and Advantages for Youth and Off-Road Use

The 2021 Kawasaki KFX® 90 is equipped with a Continuously Variable Transmission (CVT) system, which offers seamless and smooth shifting without the need for manual gear changes. This type of transmission is particularly beneficial for youth activities and off-road adventures due to its user-friendly operation and ability to maintain optimal power delivery across various terrains and riding conditions.

The CVT transmission in the 2021 Kawasaki KFX® 90 also eliminates the need for clutch manipulation, providing young riders with a more straightforward and enjoyable riding experience. Additionally, the absence of traditional gears and the ability to adjust the throttle make it easier for young riders to focus on developing their riding skills and confidence, while also ensuring a more controlled and safe riding environment for off-road excursions.

SpecificationValue
Transmission TypeContinuously Variable (CVT)
Hi / Low RangeNo
ReverseNo
Adjustable ThrottleStandard

Driveline Configuration and 4×4 Capabilities

The Kawasaki KFX® 90 is equipped with a robust driveline configuration tailored to deliver exceptional off-road performance. The driveline type is 4X2, meaning power is sent to both rear wheels for enhanced traction and stability across various terrains. While the KFX® 90 does not feature a 4×4 system, its driveline setup offers impressive capabilities for conquering different types of terrain.

The KFX® 90’s driveline configuration ensures efficient power transfer to the rear solid axle, enhancing its off-road capability and maneuverability. This setup, combined with the machine’s lightweight design and agile handling, allows the KFX® 90 to navigate through challenging terrain with ease, making it an ideal choice for young riders looking to explore the great outdoors.

SpecificationValue
Driveline Type4X2
Number Of Driveline Modes1
Rear Unlocking DifferentialNo
Rear Solid AxleYes

Dimensions and Technical Specifications

SpecificationValue
Length (in/mm)56.1 / 1424.9
Width (in/mm)35.6 / 904.2
Height (in/mm)36.4 / 925
Wheelbase (in/mm)38 / 965.2
Turning Radius (ft)8.7
Ground Clearance (in/mm)3.9 / 99.1
Wet Weight (lbs/kg)266.8 / 121
Fuel Capacity (gal/l)1.5 / 5.7

The 2021 Kawasaki KFX® 90 boasts impressive dimensions and technical specifications. With a length of 56.1 inches, a width of 35.6 inches, and a height of 36.4 inches, this ATV is compact and agile, making it suitable for maneuvering through various terrains. The 38-inch wheelbase contributes to its stability, while the 3.9-inch ground clearance ensures it can tackle uneven surfaces with ease. Weighing 266.8 lbs, the KFX® 90 strikes a balance between being lightweight and robust. Additionally, its 1.5-gallon fuel capacity provides ample range for extended off-road adventures.

Exterior Design and Visual Appeal

The Kawasaki KFX® 90 boasts a distinctive exterior design that not only enhances its visual appeal but also plays a crucial role in elevating its functionality. The frame, color options, and integrated functional elements collectively contribute to its overall appeal and performance.

The robust steel frame of the Kawasaki KFX® 90 provides exceptional durability and strength, ensuring the ATV can withstand the demands of off-road adventures. This sturdy construction not only enhances the vehicle’s rugged aesthetic but also guarantees reliable performance in challenging terrains.

2021-kawasaki-kfx-90-2

Steering Features and Handling Performance

The 2021 Kawasaki KFX® 90 is equipped with a manual steering system controlled by a handlebar. This type of steering system provides direct and responsive control, which is essential for both youth riders and off-road settings. The handlebar steering allows young riders to easily maneuver the ATV, promoting confidence and safety while riding. In off-road conditions, the manual steering system enhances the ATV’s agility and precision, enabling riders to navigate through varying terrains with ease and accuracy.

Furthermore, the manual steering system in the Kawasaki KFX® 90 offers a level of physical engagement that is beneficial for young riders in developing their riding skills and understanding the dynamics of vehicle control. In off-road environments, the direct connection between the handlebar and the ATV’s front wheels provides a heightened sense of control, allowing riders to make quick adjustments and react to obstacles effectively, thereby enhancing the overall handling performance of the ATV.

Suspension System and Ride Comfort

The 2021 Kawasaki KFX® 90 is equipped with a front suspension type known as Independent A-Arm, and a rear suspension type referred to as Swing Arm, both designed to deliver optimal performance across various terrains. The front suspension offers 2.8 inches (71.1 mm) of travel, while the rear suspension provides 2.9 inches (73.7 mm) of travel. These specifications ensure that the vehicle maintains stability and control, even in rugged off-road conditions.

The impact of these suspension setups on ride comfort and handling cannot be overstated. The Independent A-Arm front suspension ensures superior shock absorption, allowing the vehicle to glide over rough terrain with ease, minimizing the impact felt by the rider. Meanwhile, the Swing Arm rear suspension, constructed from steel, provides stability and support, enhancing the vehicle’s ability to navigate various terrains with confidence and control.

SpecificationValue
Front Suspension TypeIndependent A-Arm
Front Travel (in/mm)2.8 / 71.1
Rear Suspension TypeSwing Arm
Rear Travel (in/mm)2.9 / 73.7

Wheels and Tires for Off-Road Performance

SpecificationValue
StandardSteel
ChromedNo
Tube / TubelessTubeless
TiresStandard
Tire BrandMaxxis®
Front Tire Width7
Front Wheel Diameter8
Rear Tire Width9
Rear Wheel Diameter8
Front Tire Diameter (in)18
Rear Tire Diameter (in)18
Front Tire (Full Spec)Maxxis® AT 18 x 7 – 8
Rear Tire (Full Spec)Maxxis® AT 18 x 9 – 8

The Kawasaki KFX® 90 comes standard with steel wheels and tubeless tires from Maxxis®. The front tire has a width of 7 inches and a diameter of 18 inches, while the rear tire has a width of 9 inches and a diameter of 18 inches. These tires are specifically designed for off-road performance, offering excellent traction, durability, and stability to tackle various terrains, including dirt, mud, and gravel. The tire setup ensures optimal handling and maneuverability, allowing riders to confidently navigate challenging off-road conditions.

Braking System and Safety Features

The Kawasaki KFX® 90 is equipped with a standard braking system comprising dual drum front brakes and a hydraulic disc rear brake. The front brake features dual drums, while the rear brake utilizes hydraulic disc technology. This setup provides efficient and reliable braking performance across various surfaces and riding conditions, offering enhanced safety and control for the users.

The disc brakes on the Kawasaki KFX® 90 are designed to deliver consistent and responsive stopping power, ensuring precise control over the ATV’s speed and movement. The combination of dual drum front brakes and a hydraulic disc rear brake not only enhances the overall safety of the vehicle but also provides riders with the confidence to maneuver challenging terrains and navigate obstacles with ease.

SpecificationValue
BrakesStandard
Front Brake TypeDual Drum
Rear Brake TypeHydraulic Disc

Towing and Cargo Capacity

When it comes to the 2021 Kawasaki KFX® 90, its towing and cargo capacities are designed to meet the demands of utility applications. The model boasts a towing capacity that allows it to handle a range of tasks, making it a versatile choice for various youth and utility tasks. The hitch type and cargo capacity further enhance its suitability for practical use.

The towing capacity of the 2021 Kawasaki KFX® 90 is a key highlight, enabling it to tow significant loads with ease. Additionally, the hitch type provides compatibility with a variety of towing accessories, ensuring flexibility in accommodating different hauling requirements. Moreover, the generous cargo capacity allows for the transportation of essential gear and equipment, underlining its utility-focused design.

SpecificationValue
Towing CapacityStandard
Hitch TypeStandard
Cargo CapacityStandard

Seating and Comfort Features

The Kawasaki KFX® 90 is equipped with a one-piece vinyl seat that is designed to provide a comfortable and supportive seating experience for the rider. The seat is positioned to accommodate the driver, ensuring a balanced and ergonomic riding position. With a seat height of 25.6 inches (650 mm), the KFX® 90 offers a suitable seating position for younger riders, allowing them to reach the handlebars and controls with ease.

While the seat is not adjustable or foldable, its standard specifications are tailored to meet the needs of young riders. The one-piece design simplifies the seating arrangement and contributes to the overall durability and stability of the KFX® 90. This seat configuration, combined with the bike’s compact dimensions, allows for optimal maneuverability and control, enhancing the overall riding experience for young enthusiasts.

2021 kawasaki kfx 90 2

Dashboard and Instrumentation

The Kawasaki KFX® 90 comes equipped with a comprehensive set of instruments and displays that play a crucial role in enhancing the rider’s control and monitoring of the vehicle. These features provide the operator with essential information and controls, contributing to a more informed and secure riding experience.

  • Speedometer: The KFX® 90 features a speedometer that allows the rider to monitor the vehicle’s speed, essential for maintaining control and adhering to safety regulations.
  • Fuel Gauge: With a built-in fuel gauge, the operator can easily monitor the fuel level, ensuring that they are aware of when to refuel and preventing unexpected fuel depletion.
  • Indicator Lights: The KFX® 90 is equipped with indicator lights that notify the rider of important vehicle statuses such as low fuel, high beam, and more, ensuring that the operator remains well-informed during the ride.
  • Speedometer: The KFX® 90 features a speedometer that allows the rider to monitor the vehicle’s speed, essential for maintaining control and adhering to safety regulations.
  • Fuel Gauge: With a built-in fuel gauge, the operator can easily monitor the fuel level, ensuring that they are aware of when to refuel and preventing unexpected fuel depletion.
  • Indicator Lights: The KFX® 90 is equipped with indicator lights that notify the rider of important vehicle statuses such as low fuel, high beam, and more, ensuring that the operator remains well-informed during the ride.
  • Storage Options and Utility Features

    When it comes to the 2021 Kawasaki KFX® 90, storage and utility features play a crucial role in enhancing the ATV’s versatility for various tasks. The vehicle comes equipped with a range of storage options such as racks and compartments, each designed to offer practicality and convenience for different purposes.

    These storage options are not only designed to provide ample space for carrying essential items but also contribute to the vehicle’s adaptability for a wide range of activities. Understanding the specifications for capacity and functionality of these storage features is essential to comprehend the KFX® 90’s utility in various scenarios.

    SpecificationValue
    Rear Rack Capacity22 lbs
    Front StorageNo
    Rear StorageYes

    Lighting System and Visibility Enhancements

    The Kawasaki KFX® 90 is equipped with a sophisticated lighting system designed to enhance visibility and safety, especially during low-light conditions. The system includes both headlight and taillight components, each with specific features and specifications.

    • High-performance headlight for improved brightness
    • Energy-efficient taillight for extended use
    • Precise light beam alignment for optimal visibility
  • High-performance headlight for improved brightness
  • Energy-efficient taillight for extended use
  • Precise light beam alignment for optimal visibility
  • Convenience Features and User Experience

    The 2021 Kawasaki KFX® 90 is equipped with several convenience features that enhance the user experience for daily use and utility tasks. These features are designed to provide added functionality and ease of operation for riders, making the KFX® 90 a versatile and practical choice for both recreational and practical applications.

    • Digital controls for precise operation
    • Electric starter for effortless ignition
    • Parental controls and speed governor for added safety
    • Ample onboard storage for tools and essentials

    Mounting Options and Custom Attachments

    The Kawasaki KFX® 90 offers a range of mounting options and custom attachments that can significantly expand the vehicle’s functionality. These options include plow mounts, cargo carriers, and other accessories designed to enhance the ATV’s versatility and utility.

    • Plow mounts for snow removal and landscaping tasks
    • Cargo carriers for transporting gear and equipment
  • Plow mounts for snow removal and landscaping tasks
  • Cargo carriers for transporting gear and equipment