Introduction to the 2018 Yamaha YFZ 450R SE
The 2018 Yamaha YFZ 450R SE is a top-tier sport ATV designed to deliver exceptional performance and handling for off-road enthusiasts. With its powerful engine, advanced suspension, and race-ready features, this ATV is tailored for experienced riders and competitive racing.
Priced at $9,299, the 2018 Yamaha YFZ 450R SE boasts a single-cylinder 449cc engine with a 4-stroke engine stroke and 11.8:1 compression ratio, providing impressive power and torque for tackling challenging terrains. Its aluminum/steel frame, advanced suspension, and sport-specific ergonomics make it a standout choice for riders seeking thrill and performance.
Featuring a combination of lightweight construction, cutting-edge technology, and race-proven components, the 2018 Yamaha YFZ 450R SE excels in agility, responsiveness, and durability, making it a formidable contender in the sport ATV segment. Its purpose-built design, high-quality components, and precision engineering contribute to its status as a standout sport ATV for the 2018 model year.
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The Yamaha YFZ 450R SE, released in 2018, is a standout model in Yamaha’s ATV lineup, specifically designed for sport enthusiasts who crave top-tier performance and reliability. Its classification as a sport ATV positions it as a high-performance machine suitable for competitive racing and rigorous off-road adventures. This model’s introduction marked a new era in Yamaha’s commitment to delivering cutting-edge engineering and advanced features in the ATV segment.
The Yamaha YFZ 450R SE distinguishes itself from other ATVs in the same category through its exceptional power-to-weight ratio, superior handling, and race-ready features. With a relentless focus on performance and agility, this model is a testament to Yamaha’s dedication to pushing the boundaries of off-road excitement and delivering an unmatched riding experience.
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Price and Value of the 2018 Yamaha YFZ 450R SE
The 2018 Yamaha YFZ 450R SE is priced at an MSRP of $9,299, making it a competitive option in the ATV market. This price reflects the exceptional performance, quality, and features that the YFZ 450R SE offers, making it a desirable choice for enthusiasts and professional riders alike.
When compared to other ATVs offering similar features and specifications, the YFZ 450R SE stands out as a high-value option. Its price point provides a compelling balance of performance, durability, and innovation, setting it apart from its competitors in the market.
Model | Price |
---|---|
2018 Yamaha YFZ 450R SE | $9,299 |
Engine Specifications and Performance
The Yamaha YFZ 450R SE is equipped with a single-cylinder, 4-stroke engine that delivers exceptional power and performance. With a displacement of 449cc and a compression ratio of 11.8:1, this engine is designed to provide a thrilling off-road experience. The 5 valves per cylinder and DOHC valve configuration further enhance the engine’s efficiency and power delivery, making it a top choice for enthusiasts seeking specific power characteristics.
In addition to its impressive specifications, the Yamaha YFZ 450R SE engine features a liquid/air cooling system and a fuel injection system with a 42mm injector size, ensuring optimal performance and durability in challenging off-road conditions. The combination of these features contributes to the overall appeal of the vehicle for off-road enthusiasts who demand reliability, power, and agility from their machines.
Specification | Value |
---|---|
Engine Type | Single-Cylinder |
Cylinders | 1 |
Engine Stroke | 4-Stroke |
Cooling | Liquid / Air |
Valves | 5 |
Valves Per Cylinder | 5 |
Valve Configuration | DOHC |
Bore (mm/in) | 95 / 3.74 |
Stroke (mm/in) | 63.4 / 2.5 |
Displacement (cc/ci) | 449 / 27.4 |
Compression Ratio | 11.8:1 |
Starter | Electric |
Fuel Requirements | Regular |
Fuel Type | Gas |
Fuel Injector | Yes |
Fuel Injector Size (mm) | 42 |
Carburetor | No |
Carburetion Type | Fuel Injected |
Transmission System of the 2018 Yamaha YFZ 450R SE
The 2018 Yamaha YFZ 450R SE is equipped with a manual transmission system, offering riders precise control over gear selection and engagement. This type of transmission is well-suited for both sport riding and off-road adventures due to its ability to provide instant power delivery and optimal torque at varying speeds. The manual transmission also allows riders to match the engine’s power band to the terrain and riding style, resulting in enhanced performance and maneuverability.
Furthermore, the manual transmission’s operation enables riders to execute quick gear changes, essential for navigating challenging off-road terrains and executing precise maneuvers during sport riding. The direct connection between the rider and the transmission enhances the overall riding experience, promoting a heightened sense of control and engagement. With no lag time between gear shifts, riders can seamlessly adapt to the changing landscape, ensuring a dynamic and exhilarating ride.
Specification | Value |
---|---|
Transmission Type | Manual |
Number Of Speeds | 5 |
Primary Drive (Rear Wheel) | Chain |
Reverse | No |
Hi / Low Range | No |
Driveline Configuration and 4×4 Capabilities
The Yamaha YFZ 450R SE features a rear solid axle driveline configuration, providing impressive 4×2 capabilities. While it does not offer multiple driveline modes or a rear unlocking differential, the solid axle design ensures robust performance across a variety of terrains. This driveline setup enhances the vehicle’s stability and traction, making it well-suited for demanding off-road conditions.
The 4×2 driveline configuration of the Yamaha YFZ 450R SE, combined with its solid axle design, delivers exceptional off-road capability. This driveline setup ensures reliable handling and traction, allowing the vehicle to tackle diverse terrain types with confidence. Whether navigating challenging trails or conquering rugged landscapes, the Yamaha YFZ 450R SE’s driveline configuration provides the necessary stability and control for extraordinary off-road performance.
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 (ft) | 5.89 |
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 |
Length (ft/ft) | 5 |
Length (ft/in) | 10.7 |
Wet Weight (lbs/kg) | 405 / 183.7 |
Fuel Capacity (gal/l) | 2.6 / 9.8 |
Engine Displacement to Weight (cc) | 1.11 |
Wheels Composition | Aluminum |
Tube / Tubeless | Tubeless |
Front Tire Diameter (in) | 21 |
Rear Tire Diameter (in) | 20 |
Chromed | No |
Tire Brand | Maxxis® |
Front Tire Width | 7 |
Front Wheel Diameter | 10 |
Rear Tire Width | 10 |
Rear Wheel Diameter | 9 |
Front Tire (Full Spec) | Maxxis® AT 21 X 7-10 |
Rear Tire (Full Spec) | Maxxis® AT 20 X 10-9 |
The 2018 Yamaha YFZ 450R SE is a high-performance ATV designed for sport and recreational use. With a length of 5.89 feet, width of 48.8 inches, and a height of 41.9 inches, the YFZ 450R SE boasts compact dimensions that contribute to its agility and maneuverability on different terrains. The 405-pound wet weight and 2.6-gallon fuel capacity further enhance its handling and endurance during extended rides. The aluminum wheels, tubeless tires, and generous ground clearance of 9.3 inches equip the ATV for off-road challenges, ensuring reliable performance across various scenarios, from trail riding to competitive racing.
Exterior Design and Visual Appeal
The Yamaha YFZ 450R SE boasts a striking exterior design that not only enhances its visual appeal but also significantly contributes to its functionality on and off the track. The ATV’s frame, color options, and built-in functional elements all play a crucial role in defining its overall character and performance.
The frame of the Yamaha YFZ 450R SE is constructed using a combination of aluminum and steel, providing a perfect balance of strength and agility. This robust frame design not only ensures the ATV’s durability in rugged terrains but also contributes to its exceptional handling and maneuverability, allowing riders to tackle challenging obstacles with confidence.

Steering System and Handling Performance
The Yamaha YFZ 450R SE is equipped with a manual steering system controlled through a handlebar. This type of steering system provides direct and immediate feedback to the rider, allowing for precise control and maneuverability in both sport riding and off-road settings. The manual steering system enhances the rider’s connection to the terrain, enabling quick adjustments and responsive handling, which are crucial for navigating challenging trails and corners with agility and confidence.
When tackling sport riding, the manual steering system of the Yamaha YFZ 450R SE delivers sharp and accurate handling, allowing riders to carve through corners and navigate technical terrains with ease. The responsive nature of the steering system ensures that the rider can maintain control at high speeds and make precise adjustments, providing an exhilarating and dynamic riding experience. Off-road, the manual steering system proves its worth by enabling riders to maneuver through rough and unpredictable terrain, offering the necessary feedback and control to tackle obstacles and maintain stability even in challenging conditions.
Suspension System and Ride Comfort
The Yamaha YFZ 450R SE is equipped with an advanced suspension system designed to tackle various terrains with ease and precision. The front suspension features an Independent Double Wishbone setup, while the rear suspension utilizes a Swing Arm configuration. These components are complemented by a set of adjustable features, including fork pre-load and rebound damping, ensuring optimal performance and adaptability to different riding conditions.
When it comes to specifications, the front suspension offers a travel of 9.8 inches (248.9 mm) and is equipped with a KYB brand name. On the other hand, the rear suspension provides a travel of 11 inches (279.4 mm) and features aluminum as the primary material. These design elements contribute to the overall comfort and stability of the Yamaha YFZ 450R SE, allowing riders to experience enhanced control and confidence across rugged terrains.
Specification | Value |
---|---|
Front Suspension Type | Independent Double Wishbone |
Front Travel (in/mm) | 9.8 / 248.9 |
Front Adjustable Fork Pre-Load | Yes |
Front Adjustable Rebound Damping | Yes |
Front Central Suspension Strut | No |
Front Suspension Brand Name | KYB |
Steering Damper | No |
Front Stabilizer Bar | No |
Rear Suspension Type | Swing Arm |
Rear Travel (in/mm) | 11 / 279.4 |
Rear Adjustable Shock / Spring Pre-Load | Yes |
Rear Adjustable Rebound Damping | Yes |
Number Rear Shock Absorbers | 1 |
Rear Suspension Material | Aluminum |
Rear Stabilizer Bar | No |
Air Adjustable | No |
Wheels and Tires for Off-Road Performance
Specification | Value |
---|---|
Tire Size (Front) | AT 21 X 7-10 |
Tire Size (Rear) | AT 20 X 10-9 |
Tire Type | Tubeless |
Recommended Uses | Off-road, All-terrain |
The Yamaha YFZ 450R SE comes equipped with Maxxis® AT 21 X 7-10 front tires and Maxxis® AT 20 X 10-9 rear tires, both of which are tubeless. These tires are specifically designed for off-road and all-terrain use, providing exceptional traction and durability in challenging conditions. The larger tire size in the rear offers improved traction, while the front tires’ smaller size enhances maneuverability on rough terrain. The tubeless design reduces the risk of punctures and allows for lower tire pressures, enhancing grip and stability. Overall, the tire setup on the Yamaha YFZ 450R SE is well-suited for off-road performance, offering a balance of traction, durability, and maneuverability.
Braking System and Safety Features
The 2018 Yamaha YFZ 450R SE is equipped with a high-performance braking system that includes dual hydraulic disc brakes at the front and a hydraulic disc brake at the rear. The front brake features a diameter of 6.3 inches (161 mm), while the rear brake has a diameter of 7.9 inches (200 mm). These disc brakes are designed to provide exceptional stopping power and precise modulation, allowing riders to maintain control in various riding conditions.
The advanced braking technology incorporated into the Yamaha YFZ 450R SE contributes significantly to rider safety. The dual hydraulic disc brakes at the front ensure rapid deceleration, while the hydraulic disc brake at the rear provides stability during braking. The system’s responsiveness and reliability enhance overall safety, enabling riders to confidently navigate challenging terrains and obstacles with optimal control over the vehicle’s speed and trajectory.
Specification | Value |
---|---|
Front Brake Type | Dual Hydraulic Disc |
Front Brake Diameter (in/mm) | 6.3 / 161 |
Rear Brake Type | Hydraulic Disc |
Rear Brake Diameter (in/mm) | 7.9 / 200 |
Towing and Cargo Capacity
The 2018 Yamaha YFZ 450R SE is a versatile model that offers impressive towing and cargo capacities, making it suitable for both sport and utility applications. When it comes to towing, this model boasts a towing capacity of 850 pounds, allowing it to haul various utility trailers and equipment with ease. Additionally, it features a standard hitch type, providing compatibility with a wide range of towing accessories and attachments.
In terms of cargo capacity, the 2018 Yamaha YFZ 450R SE provides ample space for transporting gear and supplies, with a cargo capacity of 22 pounds. This generous cargo allowance enables users to store essential items for both recreational and work-related activities, further enhancing the model’s utility. These towing and cargo capabilities demonstrate the model’s adaptability, making it a dependable choice for a wide range of tasks, from off-road adventures to practical hauling.
Specification | Value |
---|---|
Towing Capacity | 850 pounds |
Hitch Type | Standard |
Cargo Capacity | 22 pounds |
Seating and Comfort Features
The Yamaha YFZ 450R SE boasts a one-piece vinyl seat designed for the driver, offering a seat height of 31.9 inches (810.3 mm). While the seat is not adjustable or foldable, it provides a firm and supportive base for the rider, ensuring stability and control during aggressive off-road maneuvers. The seat’s materials are chosen for durability and grip, preventing the rider from sliding during high-speed cornering and jumps. The one-piece design also contributes to the overall rigidity of the ATV’s structure, enhancing handling and responsiveness.
For passenger comfort, the Yamaha YFZ 450R SE offers accommodation for a single rider only. While there are no specific adjustments or features tailored for passenger comfort, the ATV’s suspension system is designed to provide a balanced and controlled ride experience for both the rider and potential passenger. The robust front independent double wishbone and rear swing arm suspension with adjustable pre-load and rebound damping ensure that the impacts from rough terrain are effectively managed, minimizing discomfort for the rider and potential passenger.

Dashboard and Instrumentation
The Yamaha YFZ 450R SE is equipped with a comprehensive array of display and instrumentation features that play a crucial role in enhancing the rider’s control and monitoring of the vehicle. The dashboard and instrumentation on this high-performance sport ATV provide the operator with essential information and controls to optimize the riding experience.
- Multi-Function LCD Display: The YFZ 450R SE features a multi-function LCD display that provides the rider with real-time information on speed, RPM, gear position, fuel level, trip meters, and more.
- Handlebar-Mounted Controls: The ATV is equipped with handlebar-mounted controls for easy access to functions such as the engine kill switch, start button, and lighting controls, allowing the rider to maintain focus on the terrain ahead.
- LED Indicator Lights: The inclusion of LED indicator lights for various functions such as high beam, reverse, and neutral, ensures clear visibility and quick reference for the operator.
Storage Options and Utility Features
When it comes to the 2018 Yamaha YFZ 450R SE, storage and utility features play a crucial role in enhancing the ATV’s versatility for a wide range of tasks. The vehicle is equipped with various storage options and utility features that cater to the diverse needs of riders, ensuring convenience and practicality in different riding scenarios.
The Yamaha YFZ 450R SE is designed with racks and compartments that offer ample storage capacity for carrying essential gear, tools, and supplies during off-road adventures. The front and rear racks provide convenient storage solutions, while the under-seat storage compartment further enhances the ATV’s practicality by offering additional space for stowing small items.
Specification | Value |
---|---|
Rear Rack Capacity | 99 lbs |
Front Rack Capacity | 88 lbs |
Under-seat Storage Capacity | 3.5 gallons |
Lighting System and Visibility Enhancements
The Yamaha YFZ 450R SE is equipped with a comprehensive lighting system that enhances visibility and safety, especially during low-light conditions. The headlight and taillight types and specifications play a crucial role in improving the rider’s ability to see and be seen, ultimately contributing to a safer riding experience.
- Standard halogen headlight
- Energy-efficient lighting
- High brightness for improved visibility
Convenience Features of the Yamaha YFZ 450R SE
The 2018 Yamaha YFZ 450R SE is equipped with a range of convenience features that enhance the user experience for both daily use and utility tasks. These features are designed to provide practical benefits and improve overall usability, making the Yamaha YFZ 450R SE a versatile and user-friendly vehicle.
- Digital controls for intuitive operation
- Onboard tool storage for quick access to essential tools
- Integrated USB charging ports for electronic devices
Mounting Options and Custom Attachments
The Yamaha YFZ 450R SE offers a range of mounting options and custom attachments that can significantly enhance the vehicle’s functionality. One of the key aspects to consider is the availability of headlight mounts, which come as standard for this model. This provides a solid foundation for additional lighting attachments, such as aftermarket LED light bars or auxiliary spotlights, allowing for improved visibility in various riding conditions.
In addition to headlight mounts, the YFZ 450R SE can be equipped with versatile accessories like plow mounts, cargo carriers, and tow hitches. These attachments expand the ATV’s capabilities, enabling it to take on a broader range of tasks beyond traditional off-road riding. Whether it’s clearing snow with a plow attachment or transporting gear with a cargo carrier, the Yamaha YFZ 450R SE proves to be a versatile and adaptable vehicle when equipped with these custom attachments.
- Headlight mounts
- Plow mounts
- Cargo carriers
- Tow hitches