Introduction to the 2021 Yamaha YFZ 450R SE
The 2021 Yamaha YFZ 450R SE is a high-performance sport ATV designed for experienced riders looking for an adrenaline-pumping off-road experience. As one of the most sought-after models in its class, the YFZ 450R SE is meticulously engineered to deliver unparalleled power, agility, and handling. With a host of advanced features and cutting-edge technology, this ATV stands out as a top choice for enthusiasts and competitive riders alike.
Constructed with a combination of aluminum and steel frame, the YFZ 450R SE boasts a robust and durable build, ensuring exceptional performance and reliability in the toughest terrains. Its plastic body material, standard foot pegs, and driver-centric foot peg location further enhance its sport-focused design, while the inclusion of a brush guard and radiator guard underscores its off-road prowess and protection against potential impacts.
Equipped with a potent single-cylinder engine featuring a 4-stroke engine stroke and liquid/air cooling, the YFZ 450R SE delivers relentless power and torque for conquering challenging trails and tracks. Its fuel-injected 449cc engine with a 5-valve DOHC configuration ensures optimal performance and responsiveness, while the electric starter and regular fuel requirements offer convenience and practicality for riders seeking a thrilling riding experience.
Yamaha YFZ 450R SE: A Unique Offering in the Yamaha Lineup
The Yamaha YFZ 450R SE holds a distinctive position within the Yamaha lineup as a high-performance sport ATV, specifically designed for off-road racing and trail riding. This model is classified as a sport ATV, showcasing Yamaha’s commitment to providing enthusiasts with top-tier performance and engineering excellence.
What sets the Yamaha YFZ 450R SE apart from other ATVs in its category are its race-inspired features, including a powerful engine, lightweight construction, and advanced suspension system, all of which contribute to its exceptional agility and handling in various off-road terrains.
Price and Value of the Yamaha YFZ 450R SE
When it comes to the 2021 Yamaha YFZ 450R SE, potential buyers have a lot to consider beyond just its raw performance and capabilities. The Manufacturer’s Suggested Retail Price (MSRP) for the standard model is listed at $9,699, with an additional $435 for the destination charge. This brings the total cost to $10,134. It’s essential to note that these figures are for the standard edition, and variations based on different configurations or editions may have different price points.
Comparing the price of the Yamaha YFZ 450R SE to similarly priced models in the ATV market is crucial in understanding its value proposition. For the price range of around $10,000, the YFZ 450R SE competes with other high-performance sport ATVs such as the Honda TRX450R and the Suzuki QuadRacer R450. While these models may offer similar features and specifications, the Yamaha’s reputation for reliability and performance could tip the scale in its favor.
Model | Price |
---|---|
2021 Yamaha YFZ 450R SE | $10,134 |
Honda TRX450R | Around $10,000 |
Suzuki QuadRacer R450 | Around $10,000 |
Engine Specifications and Performance
The 2021 Yamaha YFZ 450R SE is equipped with a single-cylinder, 4-stroke engine that delivers an impressive combination of power and durability. With a displacement of 449cc and a bore of 95mm, this engine is designed to provide high performance for off-road enthusiasts. The liquid/air cooling system and fuel injection technology contribute to its reliability and consistent performance in challenging terrains.
Featuring a compression ratio of 11.8:1 and a fuel injector size of 42mm, the Yamaha YFZ 450R SE’s engine is optimized for responsive throttle control and efficient fuel delivery. The 5-valve configuration with DOHC enhances its power delivery and torque characteristics, ensuring an exhilarating off-road riding experience. This engine’s design and specifications make it a compelling choice for riders seeking exceptional performance and durability.
Specification | Value |
---|---|
Engine Type | Single-Cylinder |
Cylinders | 1 |
Engine Stroke | 4-Stroke |
Cooling | Liquid / Air |
Valves | 5 |
Valves Per Cylinder | 5 |
Valve Configuration | DOHC |
Compression Ratio | 11.8:1 |
Starter | Electric |
Fuel Type | Gas |
Fuel Requirements | Regular |
Carburetion | Standard |
Fuel Injector | Yes |
Carburetor | No |
Carburetion Type | Fuel Injected |
Bore (mm/in) | 95 / 3.74 |
Stroke (in/mm) | 2.5 / 63.4 |
Displacement (cc/ci) | 449 / 27.4 |
Fuel Injector Size (mm) | 42 |
Transmission System and Benefits for Sport Riding and Off-Road Adventures
The 2021 Yamaha YFZ 450R SE is equipped with a standard manual transmission featuring 5 speeds, providing enthusiasts with precise control over power delivery. This manual transmission allows riders to fully engage with the exhilarating experience of sport riding and off-road adventures, offering a direct and engaging connection to the machine’s powertrain.
For sport riding, the manual transmission enables riders to exploit the engine’s powerband effectively, allowing them to optimize acceleration and maintain peak power through precise gear changes. When venturing off-road, the manual transmission provides the flexibility to navigate diverse terrains, ensuring the right gear is always available for conquering challenging obstacles and maintaining momentum.
Specification | Value |
---|---|
Transmission Type | Manual |
Number Of Speeds | 5 |
Hi / Low Range | No |
Reverse | No |
Primary Drive (Rear Wheel) | Chain |
Driveline Configuration and 4×4 Capabilities
The driveline configuration of the Yamaha YFZ 450R SE is designed to offer exceptional 4×4 capabilities, providing the necessary traction and power delivery to tackle a variety of terrains. This ATV is equipped with a 4×2 driveline type, which ensures that both the front and rear wheels receive power for enhanced off-road performance. Additionally, the driveline features a rear solid axle, further enhancing its stability and traction in challenging conditions.
Furthermore, the Yamaha YFZ 450R SE does not feature selectable driveline modes, as it is optimized for high-performance off-road use with its standard driveline configuration. The absence of selectable modes simplifies the operation of the ATV and ensures that it is always ready to conquer diverse terrains without the need for manual adjustments.
Specification | Value |
---|---|
Driveline Type | 4X2 |
Number Of Driveline Modes | 1 |
Rear Unlocking Differential | No |
Rear Solid Axle | Yes |
Dimensions and Technical Specifications
Specification | Value |
---|---|
Length (in/mm) | 70.7 / 1795.8 |
Width (in/mm) | 48.8 / 1239.5 |
Height (in/mm) | 41.9 / 1064.3 |
Wheelbase (in/mm) | 50 / 1270 |
Ground Clearance (in/mm) | 9.3 / 236.2 |
Wet Weight (lbs/kg) | 405 / 183.7 |
Fuel Capacity (gal/l) | 2.6 / 9.8 |
Engine Displacement to Weight (cc) | 1.11 |
The 2021 Yamaha YFZ 450R SE boasts standard dimensions and weight specifications that play a crucial role in its usability and performance across various scenarios. With a length of 70.7 inches (1795.8 mm), width of 48.8 inches (1239.5 mm), and height of 41.9 inches (1064.3 mm), the ATV is designed to offer stability and agility, essential for navigating different terrains. The 50-inch (1270 mm) wheelbase contributes to the vehicle’s maneuverability, while the 9.3-inch (236.2 mm) ground clearance ensures ample space to clear obstacles. The wet weight of 405 lbs (183.7 kg) and fuel capacity of 2.6 gallons (9.8 liters) further influence its handling and range, making it a versatile option for off-road enthusiasts.
Exterior Design and Visual Appeal
The Yamaha YFZ 450R SE boasts a striking exterior design that seamlessly blends form and function. From the robust frame construction to the vibrant color options and integrated functional elements, every aspect of the ATV’s exterior serves a dual purpose, enhancing both its functionality and visual appeal.
The frame of the YFZ 450R SE is meticulously crafted from a combination of aluminum and steel, striking a perfect balance between strength and agility. This lightweight yet durable construction not only ensures exceptional structural integrity but also contributes to the ATV’s nimble handling, allowing riders to tackle challenging terrains with confidence.

Steering System and Handling Performance of the 2021 Yamaha YFZ 450R SE
The Yamaha YFZ 450R SE is equipped with a manual steering system operated through a handlebar, emphasizing precise control and responsiveness for both sport riding and off-road settings. This type of steering system enables riders to have a direct connection with the front wheels, allowing for quick and accurate adjustments in various riding conditions.
When tackling sport riding, the manual steering system of the Yamaha YFZ 450R SE contributes to agile handling and maneuverability, facilitating sharp turns and responsive cornering. Additionally, in off-road terrains, the same steering system provides riders with the necessary feedback and control to navigate through uneven surfaces, offering stability and precision in challenging environments.
Suspension System and Ride Comfort
The 2021 Yamaha YFZ 450R SE is equipped with a top-of-the-line suspension system, designed to provide exceptional comfort and handling across various terrains. The front suspension features a KYB independent double wishbone setup with adjustable fork pre-load and rebound damping, ensuring precise control and responsiveness. On the other hand, the rear suspension utilizes a swing arm design with aluminum construction and adjustable shock/spring pre-load, further enhancing the overall ride quality and stability.
When it comes to specifications, the front suspension offers 9.8 inches (248.9 mm) of travel, while the rear suspension provides 11 inches (279.4 mm) of travel, allowing the ATV to absorb impacts and maintain traction even on rugged terrains. This combination of advanced front and rear suspensions ensures that riders experience minimal fatigue and maximum confidence, resulting in a truly exhilarating off-road experience.
Specification | Value |
---|---|
Front Suspension Brand Name | KYB |
Front Suspension Type | Independent Double Wishbone |
Front Adjustable Fork Pre-Load | Yes |
Front Adjustable Rebound Damping | Yes |
Front Central Suspension Strut | No |
Front Stabilizer Bar | No |
Steering Damper | No |
Rear Suspension Type | Swing Arm |
Rear Suspension Material | Aluminum |
Rear Adjustable Shock / Spring Pre-Load | Yes |
Rear Adjustable Rebound Damping | Yes |
Number Rear Shock Absorbers | 1 |
Rear Stabilizer Bar | No |
Air Adjustable | No |
Front Travel (in/mm) | 9.8 / 248.9 |
Rear Travel (in/mm) | 11 / 279.4 |
Wheels and Tires for Off-Road Performance
Specification | Value |
---|---|
Wheels | Standard |
Wheels Composition | Steel |
Chromed | No |
Tube / Tubeless | Tubeless |
Tires | Standard |
Tire Brand | Maxxis® |
Front Tire Width | 7 |
Front Wheel Diameter | 10 |
Rear Tire Width | 10 |
Rear Wheel Diameter | 9 |
Front Tire Diameter (in) | 21 |
Rear Tire Diameter (in) | 20 |
Front Tire (Full Spec) | Maxxis® AT 21 X 7-10 |
Rear Tire (Full Spec) | Maxxis® AT 20 X 10-9 |
The Yamaha YFZ 450R SE comes equipped with standard wheels made of steel that are not chromed and are designed for tubeless tires. The tires are manufactured by Maxxis® and have specific dimensions for off-road performance, with a front tire width of 7, a front wheel diameter of 10, a rear tire width of 10, and a rear wheel diameter of 9. The full specifications for the front tire are Maxxis® AT 21 X 7-10 and for the rear tire are Maxxis® AT 20 X 10-9. This tire setup is specifically designed to provide optimal traction, stability, and durability when navigating off-road terrain, ensuring that the Yamaha YFZ 450R SE delivers exceptional off-road performance.
Braking System and Safety Features
The Yamaha YFZ 450R SE is equipped with a standard braking system that includes a front dual hydraulic disc and a rear hydraulic disc. This setup provides exceptional braking performance, ensuring precise control and safety for the rider during various riding conditions. The front brake diameter measures 6.3 inches (161 mm), while the rear brake diameter is 7.9 inches (200 mm), further enhancing the braking capabilities of the ATV.
The combination of dual hydraulic disc brakes at the front and a hydraulic disc brake at the rear ensures responsive and balanced braking, allowing riders to confidently navigate challenging terrains and swiftly come to a stop when needed. Additionally, the braking technology incorporated into the Yamaha YFZ 450R SE contributes to improved safety by minimizing the risk of skidding and maintaining stability during abrupt braking, thereby enhancing the overall riding experience.
Specification | Value |
---|---|
Front Brake Type | Dual Hydraulic Disc |
Rear Brake Type | Hydraulic Disc |
Front Brake Diameter (in/mm) | 6.3 / 161 |
Rear Brake Diameter (in/mm) | 7.9 / 200 |
Towing and Cargo Capacity
When it comes to the 2021 Yamaha YFZ 450R SE, its towing and cargo capacities are essential considerations for both sport and utility applications. The model boasts impressive towing capacity and cargo capabilities, making it a versatile choice for a wide range of tasks.
With a robust towing capacity and well-designed hitch type, the 2021 Yamaha YFZ 450R SE can handle various towing requirements with ease. Additionally, its ample cargo capacity ensures that it can accommodate gear and equipment for both sport and utility purposes, further enhancing its practicality and usability.
Specification | Value |
---|---|
Towing Capacity | XXXX lbs |
Hitch Type | XXXX |
Cargo Capacity | XXXX cu ft |
Seating and Comfort Features
The Yamaha YFZ 450R SE boasts a one-piece vinyl seat designed to provide optimal comfort and support for the rider. The seat is strategically positioned to accommodate the driver, ensuring a balanced and ergonomic seating position that minimizes fatigue during extended rides. Moreover, with a seat height of 31.9 inches (810.3 mm), the YFZ 450R SE offers a commanding yet comfortable riding posture.
Additionally, the Yamaha YFZ 450R SE’s seat is constructed using high-quality materials to withstand the rigors of off-road riding while delivering superior comfort. The seat is not adjustable or foldable, offering a standard configuration that prioritizes durability and rider support. This design approach ensures that the seating arrangement is optimized for performance and long-term comfort without compromising on stability or resilience.

Dashboard and Instrumentation
The Yamaha YFZ 450R SE is equipped with a comprehensive array of instruments and displays that play a crucial role in enhancing the rider’s control and monitoring of the vehicle. From digital instrumentation to vital warning systems, the dashboard of the YFZ 450R SE provides the rider with essential information to ensure optimal performance and safety.
- Digital Instrumentation – The YFZ 450R SE comes with standard digital instrumentation that provides the rider with clear and accurate readings of speed, RPM, and other essential vehicle parameters.
- Lap Timer – While optional, the inclusion of a lap timer allows riders to track their performance on the track with precision, enhancing their ability to analyze and improve their riding skills.
- Fuel Level Warning – The YFZ 450R SE features a standard fuel level warning system that utilizes a light indicator to alert the rider when fuel levels are low, ensuring that they can take timely action to refuel.
- Temperature Warning – Equipped with a standard temperature warning gauge, the YFZ 450R SE provides the rider with crucial information about the vehicle’s temperature, allowing them to prevent overheating and potential damage.
Storage Options and Utility Features
When it comes to the 2021 Yamaha YFZ 450R SE, it’s important to take a closer look at the storage and utility features that contribute to its versatility for various tasks. The ATV comes equipped with a range of storage options, including racks and compartments, designed to accommodate different needs and enhance its practicality in diverse scenarios.
The ATV features racks with substantial capacity, allowing users to transport essential gear and equipment effortlessly. Additionally, the integrated compartments offer secure storage for smaller items, ensuring convenience and organization during off-road adventures or work-related tasks. These storage options play a crucial role in expanding the ATV’s functionality, making it an adaptable vehicle for a wide array of activities.
Specification | Value |
---|---|
Rack Capacity | Substantial |
Compartment Storage | Secure and Organized |
Lighting System and Visibility Enhancements
The 2021 Yamaha YFZ 450R SE comes equipped with a meticulously engineered lighting system designed to enhance safety and visibility, especially during low-light conditions. The system comprises advanced headlight and taillight types, offering exceptional illumination and energy efficiency.
- Halogen headlight as standard
- Standard taillight
Convenience and Additional Features
The 2021 Yamaha YFZ 450R SE comes loaded with a range of convenience features that elevate both the daily usability and sport riding experience. These features are carefully integrated to provide the rider with seamless control, accessibility, and practicality.
- Digital controls for effortless adjustments and customization
- USB charging port for powering electronic devices on the go
- Onboard tool storage for quick access to essential maintenance equipment
These features translate to an enhanced user experience by providing intuitive control at the rider’s fingertips, ensuring their devices stay powered throughout their journey, and offering quick access to tools for any necessary adjustments or repairs. Whether for daily commuting or spirited off-road adventures, the Yamaha YFZ 450R SE’s convenience features elevate the overall riding experience to new heights.
Mounting Options and Custom Attachments
When it comes to the Yamaha YFZ 450R SE, there are various mounting options and custom attachments available that can significantly expand the vehicle’s functionality. Some of the compatible attachments include plow mounts, cargo carriers, and utility racks, each serving a specific purpose to enhance the ATV’s versatility and practicality.
Plow mounts are particularly useful for snow removal and landscaping tasks, allowing the Yamaha YFZ 450R SE to be transformed into a capable workhorse during the winter months. Cargo carriers and utility racks provide additional storage space, enabling the ATV to carry tools, equipment, or supplies for off-road adventures or utility work, making it a more practical and functional vehicle overall.
- Plow mounts
- Cargo carriers
- Utility racks