Introduction to the 2021 Kawasaki Mule SX™ FI 4×4
The 2021 Kawasaki Mule SX™ FI 4×4 is a purpose-built utility ATV designed to tackle the toughest tasks with ease. As a product of Kawasaki, a company known for its commitment to quality and performance, this ATV shines as a standout option for users seeking reliability and versatility in their workhorse vehicle. The Mule SX™ FI 4×4 is targeted towards farmers, ranchers, and outdoor enthusiasts who require a rugged and dependable machine for hauling, towing, and navigating challenging terrain.
One of the notable highlights for the 2021 model year is the inclusion of a fuel-injected engine, offering improved fuel efficiency and smoother power delivery. Additionally, the Mule SX™ FI 4×4 boasts a robust construction with a steel frame, plastic body material, and standard exterior guards, making it well-equipped to handle demanding work environments. With features such as front mud guards, skid plate, and optional cab doors, this ATV is built to excel in various tasks while providing essential protection for its users.
Furthermore, the Mule SX™ FI 4×4 is powered by a single-cylinder engine with a 4-stroke engine stroke, providing reliable performance and excellent torque at low RPM. Its fuel-injected system, along with parental controls and a speed governor, ensures safe and efficient operation, making it suitable for a wide range of users, including those with varying levels of experience. With its impressive specifications and practical design, the 2021 Kawasaki Mule SX™ FI 4×4 sets a high standard as a utility ATV in the current market.
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The Kawasaki Mule SX™ FI 4×4 is a standout model within the Kawasaki lineup, positioned as a versatile utility vehicle designed to tackle a wide range of tasks with ease. Unlike other ATVs in the same category, the Mule SX™ FI 4×4 is equipped with distinct features and design elements that set it apart from the competition.
With its robust construction, advanced fuel-injected engine, and unique exterior features, the Mule SX™ FI 4×4 offers exceptional performance and durability, making it an excellent choice for various applications in both work and recreational environments.
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Price and Value of the Kawasaki Mule SX™ FI 4×4
The 2021 Kawasaki Mule SX™ FI 4×4 is priced at an MSRP of $8,199 with an additional destination charge of $690. This brings the total cost to $8,889. The warranty for this model is 36 months under limited conditions, offering a reliable ownership experience. When comparing the pricing with other ATVs offering similar features and specifications, the Kawasaki Mule SX™ FI 4×4 provides competitive value for its price point.
Model | Price |
---|---|
Kawasaki Mule SX™ FI 4×4 | $8,199 + $690 destination charge |
Competitor 1 | Price 1 |
Competitor 2 | Price 2 |
Engine Specifications and Performance
The 2021 Kawasaki Mule SX™ FI 4×4 is equipped with a robust single-cylinder engine that delivers impressive power and torque for off-road adventures. With a displacement of 401cc and a bore of 82mm, this engine is designed to provide the necessary muscle to tackle challenging terrain while ensuring durability and reliability. The engine’s 4-stroke configuration, along with its air/fan cooling system, contributes to its resilience in demanding conditions, making it an ideal choice for users seeking specific power characteristics for off-road use.
Furthermore, the engine features fuel injection technology, with a fuel injector size of 23mm, enhancing its fuel efficiency and responsiveness. The presence of a speed governor and snorkel air intake further demonstrates the focus on performance and durability, allowing users to navigate rugged terrains with confidence. This combination of advanced features and robust engineering makes the Kawasaki Mule SX™ FI 4×4 an appealing choice for off-road enthusiasts who demand reliable power and uncompromising performance from their utility vehicle.
Specification | Value |
---|---|
Engine Type | Single-Cylinder |
Cylinders | 1 |
Engine Stroke | 4-Stroke |
Torque RPM | 2400 |
Cooling | Air / Fan |
Valves | 2 |
Valves Per Cylinder | 2 |
Valve Configuration | OHV |
Compression Ratio | 8.6:1 |
Starter | Electric |
Fuel Type | Gas |
Fuel Requirements | Regular |
Carburetion | Standard |
Fuel Injector | Yes |
Carburetor | No |
Carburetion Type | Fuel Injected |
Parental Controls | Standard |
Speed Governor | Yes |
Snorkel Air Intake | Standard |
Torque (Nm) | 29 |
Bore (mm/in) | 82 / 3.23 |
Stroke (in/mm) | 2.99 / 76 |
Displacement (cc/ci) | 401 / 24.5 |
Fuel Injector Size (mm) | 23 |
Transmission System and Benefits
The 2021 Kawasaki Mule SX™ FI 4×4 comes equipped with a Continuously Variable Transmission (CVT). This type of transmission offers seamless shifting and smooth power delivery, making it ideal for both utility work and off-road adventures. The CVT operates without traditional gears, allowing for precise control of power and torque, which is especially advantageous when navigating challenging terrain or towing heavy loads.
Additionally, the CVT in the Mule SX™ FI 4×4 provides the benefits of a selectable Hi / Low Range and a Reverse gear, enhancing its versatility for various tasks. The primary drive being shaft-driven to both the front and rear wheels ensures robust power distribution and consistent performance across different environments. Whether it’s for day-to-day utility use or off-road excursions, the CVT in the Mule SX™ FI 4×4 offers a reliable and adaptable transmission solution.
Specification | Value |
---|---|
Transmission | Standard |
Transmission Type | Continuously Variable (CVT) |
Hi / Low Range | Yes |
Reverse | Yes |
Primary Drive (Front Wheel/Rear Wheel) | Shaft / Shaft |
Driveline Configuration and 4×4 Capabilities
Specification | Value |
---|---|
Driveline Type | Selectable 4X2 / 4X4 |
Number Of Driveline Modes | 2 |
Rear Unlocking Differential | Yes |
Limited Slip Differential | Standard |
Limited Slip Differential Location | Front |
Differential Lock | Standard |
Differential Lock Location | Rear |
Dimensions and Technical Specifications
Specification | Value |
---|---|
Length (in/mm) | 106.7 / 2710.2 |
Width (in/mm) | 52.6 / 1336 |
Height (in/mm) | 70.9 / 1800.9 |
Wheelbase (in/mm) | 70.1 / 1780.5 |
Turning Radius (ft) | 10.8 |
Ground Clearance (in/mm) | 6.7 / 170.2 |
Wet Weight (lbs/kg) | 1031.9 / 468.1 |
Payload Capacity (lbs/kgs) | 915 / 415 |
Towing Capacity (lbs/kgs) | 1100 / 499 |
Fuel Capacity (gal/l) | 4.2 / 15.9 |
When considering the 2021 Kawasaki Mule SX™ FI 4×4, its dimensions and technical specifications play a crucial role in determining its usability and performance across various scenarios. With a length of 106.7 inches, a width of 52.6 inches, a height of 70.9 inches, and a wheelbase of 70.1 inches, this ATV offers compact yet sturdy dimensions, enhancing its maneuverability and agility in off-road terrains. Additionally, a ground clearance of 6.7 inches contributes to its capability to navigate challenging landscapes, while a wet weight of 1031.9 lbs and a payload capacity of 915 lbs ensure a balanced blend of robustness and carrying capacity.
Exterior Design and Visual Appeal
The Kawasaki Mule SX™ FI 4×4 boasts a rugged and purposeful exterior design that combines both functionality and visual appeal. The frame, available color options, and integrated functional elements all play a vital role in defining the ATV’s exterior aesthetics and usability.
Constructed with a durable steel frame, the Kawasaki Mule SX™ FI 4×4 exhibits exceptional strength and resilience, essential for withstanding the rigors of demanding off-road terrain. The frame’s robust construction not only ensures structural integrity but also contributes to the vehicle’s overall rugged and commanding presence.

Steering Features and Handling Performance
The 2021 Kawasaki Mule SX™ FI 4×4 is equipped with a rack & pinion steering system, providing precise and responsive control in both utility and off-road settings. The steering wheel serves as the primary control interface, allowing operators to navigate through various terrains with ease and confidence. In utility scenarios, the rack & pinion steering ensures smooth maneuverability, facilitating precise turns and adjustments for tasks such as towing and hauling. Off-road, the system contributes to agile handling, enabling the Mule SX™ FI 4×4 to navigate rugged trails and challenging landscapes with dexterity and control.
Furthermore, the inclusion of standard tilt steering enhances the adaptability of the Mule SX™ FI 4×4, allowing operators to customize the steering position for optimal comfort and control. This feature is particularly beneficial in utility applications, where extended operation durations are common. In off-road environments, the ability to adjust the steering wheel angle ensures that drivers can maintain an ergonomic and secure grip while traversing uneven terrain and encountering varying inclines.
Suspension System and Ride Comfort
The 2021 Kawasaki Mule SX™ FI 4×4 is equipped with a sophisticated suspension system designed to handle various terrains with ease. The front suspension utilizes a McPherson Strut, while the rear suspension features a Swing Arm design. These suspension types are specifically chosen to provide optimal comfort and handling in rugged conditions.
With shock-mounted adjustment and the ability for rear shock/spring pre-load, the Kawasaki Mule SX™ FI 4×4’s suspension system allows for fine-tuning to suit different terrains and loads. The front and rear travel of 3.1 inches (78.7 mm) further enhances the vehicle’s capability to conquer rough and uneven surfaces without compromising ride comfort.
Specification | Value |
---|---|
Front Suspension Type | McPherson Strut |
Rear Suspension Type | Swing Arm |
Adjustment Type | Shock Mounted Adjustment |
Rear Adjustable Shock / Spring Pre-Load | Yes |
Number Rear Shock Absorbers | 2 |
Air Adjustable | No |
Front Travel (in/mm) | 3.1 / 78.7 |
Rear Travel (in/mm) | 3.1 / 78.7 |
Wheels and Tires for Off-Road Performance
Specification | Value |
---|---|
Tire Brand | Duro |
Front Tire Size | 24 x 9-10 |
Rear Tire Size | 24 x 11-10 |
Tire Type | Tubeless |
Recommended Uses | Off-road, Utility |
The 2021 Kawasaki Mule SX™ FI 4×4 comes standard with Duro tires, with a front tire size of 24 x 9-10 and a rear tire size of 24 x 11-10. These tubeless tires are well-suited for off-road and utility use, providing the necessary traction and durability for challenging terrains. The tire setup not only supports excellent off-road performance but also ensures reliability and resilience in demanding conditions, making it an ideal choice for tackling rugged landscapes and challenging work environments.
Braking System and Safety Features
The 2021 Kawasaki Mule SX™ FI 4×4 is equipped with a standard braking system comprising sealed hydraulic drum brakes on both the front and rear. These brakes are designed to provide reliable and consistent stopping power in a variety of conditions, contributing to the vehicle’s overall safety and control.
The sealed hydraulic drum brakes offer effective heat dissipation and require minimal maintenance, ensuring that the braking system remains responsive and dependable over time. This technology provides users with the confidence to maneuver the Kawasaki Mule SX™ FI 4×4 safely, even in challenging terrains and demanding work environments.
Specification | Value |
---|---|
Front Brake Type | Sealed Hydraulic Drum |
Rear Brake Type | Sealed Hydraulic Drum |
Towing and Cargo Capacity
When it comes to the 2021 Kawasaki Mule SX™ FI 4×4, its towing and cargo capacities are crucial aspects that underline its utility-focused design. The model boasts a towing capacity of 1100 lbs (499 kgs) and a cargo bed capacity of 400 lbs (181.4 kgs). Additionally, the cargo bed features a length of 35.6 inches (904.2 mm), a width of 40.9 inches (1038.9 mm), and a volume of 8.1 cubic feet (0.2 m3).
Specification | Value |
---|---|
Towing Capacity | 1100 lbs / 499 kgs |
Cargo Bed Capacity | 400 lbs / 181.4 kgs |
Cargo Bed Length | 35.6 inches / 904.2 mm |
Cargo Bed Width | 40.9 inches / 1038.9 mm |
Cargo Bed Volume | 8.1 cubic feet / 0.2 m3 |
Seating and Comfort Features
The Kawasaki Mule SX™ FI 4×4 is designed with a comfortable bench seat, crafted from high-quality vinyl to provide a supportive and durable seating experience for both the rider and passenger. The bench seat features a folding design, allowing for additional storage space or customization for specific needs. Its construction allows for standard seat specifications, including a grab rail or strap for added safety and stability during the ride. The Mule SX™ FI 4×4 offers two seats in a single row configuration, ensuring ample space and comfort for both occupants.

Kawasaki Mule SX™ FI 4×4: Instrumentation and Displays
The Kawasaki Mule SX™ FI 4×4 is equipped with a comprehensive array of instrumentation and display features, designed to provide the operator with essential information and controls for optimal vehicle management. From key indicators to advanced control interfaces, these features play a vital role in enhancing the rider’s control and monitoring of the vehicle.
- Multi-Function Display: The Mule SX™ FI 4×4 features a high-visibility multi-function display that provides real-time data on speed, fuel level, temperature, and more, ensuring the operator is constantly informed about the vehicle’s performance.
- Control Buttons: The vehicle’s control panel includes intuitive buttons for functions such as 2WD/4WD selection, differential lock, and more, allowing the operator to make rapid adjustments while on the move.
- Fuel Gauge and Indicator Lights: The Mule SX™ FI 4×4 is equipped with a clear fuel gauge and indicator lights for oil pressure, battery, and other critical parameters, ensuring the operator can easily monitor the vehicle’s status at all times.
Storage Options and Utility Features
The 2021 Kawasaki Mule SX™ FI 4×4 is equipped with various storage and utility features that significantly enhance its versatility for a wide range of tasks. These features include underseat storage, glove box/dash storage, front storage well, cargo bed storage, rack rails, cupholders, storage cover, cargo bed, integral tie-down hooks, cargo bed liner, and gun scabbard. These storage options provide ample space and secure storage for tools, equipment, and personal belongings, making the Mule SX™ FI 4×4 a highly practical and adaptable ATV.
The cargo bed, which is made of steel, has a remarkable capacity of 400 lbs. (181.4 kgs.) and a volume of 8.1 ft3 (0.2 m3), offering generous space for transporting gear and supplies. Additionally, the cargo bed features a tilt function and integral tie-down hooks, ensuring secure and convenient storage for various loads. With the optional underseat and cargo bed storage, users can customize the Mule SX™ FI 4×4 to suit their specific storage needs, further enhancing its adaptability for different tasks and environments.
Specification | Value |
---|---|
Underseat Storage | Optional |
Glove Box / Dash Storage | Standard |
Front Storage Well | Standard |
Cargo Bed Storage | Optional |
Rack Rails | Standard |
Rack Rails Location | Cargo Bed |
Cupholder | Standard |
Number Of Cupholders | 2 |
Storage Cover | Optional |
Cargo Bed | Standard |
Cargo Bed Material | Steel |
Cargo Bed Tilt | Yes |
Integral Tie-Down Hooks | Yes |
Cargo Bed Liner | Standard |
Gun Scabbard | Optional |
Bed Length (in/mm) | 35.6 / 904.2 |
Bed Height (in/mm) | 9.6 / 243.8 |
Bed Width (in/mm) | 40.9 / 1038.9 |
Bed Capacity (lbs./kgs.) | 400 / 181.4 |
Bed Volume (ft3/m3) | 8.1 / 0.2 |
Lighting System and Visibility Enhancements
The 2021 Kawasaki Mule SX™ FI 4×4 comes equipped with a comprehensive lighting system designed to enhance visibility and safety during low-light conditions. The headlight and taillight types and specifications play a crucial role in ensuring optimal illumination and visibility for the driver and surrounding environment.
The headlight system includes standard halogen headlights, providing reliable and efficient illumination. Additionally, optional beacon lights and other optional lights are available to further enhance visibility in specific working conditions, making the Mule SX™ FI 4×4 adaptable to various lighting requirements.
- Bright and reliable halogen headlights
- Optional beacon lights and other optional lights for adaptable visibility enhancements
Convenience and Additional Features
The 2021 Kawasaki Mule SX™ FI 4×4 comes equipped with a range of convenience features designed to enhance the user experience for daily use and utility tasks. These features include digital controls, USB charging ports, and onboard tool storage, among others.
- Digital controls
- USB charging ports
- Onboard tool storage
Mounting Options and Custom Attachments
The 2021 Kawasaki Mule SX™ FI 4×4 is a versatile all-terrain vehicle that can be further enhanced with a range of mounting options and custom attachments, such as gun scabbard mounts, plow mounts, and windshield mounts. These additional accessories not only expand the vehicle’s functionality but also cater to specific utility and recreational needs.
- Gun Scabbard Mount – Optional
- Plow Mount – Optional
- Windshield Mounts – Optional