Yamaha YFZ45YSXM, YFZ45YSSM 2021 Owner's Manual

Yamaha YFZ45YSXM, YFZ45YSSM 2021 manual cover
Pages 156
Year 2021
Language(s)
English en

Yamaha YFZ45YSXM, YFZ45YSSM 2021 Specification

The Yamaha YFZ45YSXM and YFZ45YSSM 2021 models are advanced sport ATVs designed for high performance and precision handling. Both models are powered by a 449cc liquid-cooled, single-cylinder, DOHC engine that delivers robust power and torque, optimized for aggressive riding. The fuel injection system ensures consistent power delivery and improved throttle response, enhancing overall performance.

The chassis of these models is engineered for superior rigidity and reduced weight, featuring a combination of aluminum and steel components. This design provides excellent balance and stability, essential for tackling challenging terrains. Both models are equipped with high-performance suspension systems; the front suspension includes independent double wishbones with KYB shocks offering adjustable preload, compression, and rebound damping. The rear suspension features a cast aluminum swingarm with a fully adjustable KYB shock, ensuring a smooth and controlled ride.

Braking performance is ensured by dual hydraulic disc brakes at the front and a single hydraulic disc brake at the rear, providing reliable stopping power in various conditions. The YFZ45YSXM and YFZ45YSSM also feature a race-inspired ergonomics package, including a comfortable seat, strategically placed handlebars, and footpegs designed to enhance rider control and comfort during extended rides.

Both models come with a multi-function digital display that provides essential information such as speed, fuel level, and engine diagnostics. The aggressive styling, complete with sharp lines and dynamic graphics, underscores the sporty nature of these ATVs. The Yamaha YFZ45YSXM and YFZ45YSSM 2021 models are designed for enthusiasts seeking top-tier performance, reliability, and a thrilling riding experience.

Yamaha YFZ45YSXM, YFZ45YSSM 2021 F.A.Q.

What is the recommended oil type for the Yamaha YFZ45YSXM 2021?

The recommended oil type for the Yamaha YFZ45YSXM 2021 is Yamalube 10W-40 Performance All Purpose.

How often should I perform maintenance on my Yamaha YFZ45YSSM 2021?

Regular maintenance should be performed every 20 hours of riding or once a month, whichever comes first. Refer to the owner's manual for detailed maintenance schedules.

How do I troubleshoot starting issues in the Yamaha YFZ45YSXM 2021?

If the Yamaha YFZ45YSXM 2021 won't start, check the battery charge, ensure the fuel is fresh, and inspect the spark plug for fouling or damage.

What is the correct tire pressure for the Yamaha YFZ45YSSM 2021?

The correct tire pressure for the Yamaha YFZ45YSSM 2021 is 4 psi for the front tires and 5 psi for the rear tires.

How can I improve the fuel efficiency of my Yamaha YFZ45YSXM 2021?

To improve fuel efficiency, maintain regular service intervals, keep the tires properly inflated, and avoid aggressive riding.

What should I do if the Yamaha YFZ45YSSM 2021 overheats during use?

If overheating occurs, stop the vehicle immediately, let the engine cool, and check the coolant level. Ensure the radiator is not obstructed.

How do I adjust the suspension on the Yamaha YFZ45YSXM 2021 for a smoother ride?

To adjust the suspension, refer to the owner's manual for guidance on adjusting the shock absorber settings to suit your weight and riding style.

What are common electrical issues with the Yamaha YFZ45YSSM 2021 and how can they be resolved?

Common electrical issues include battery problems and faulty connections. Ensure the battery is charged and check all electrical connections for corrosion or looseness.

How do I clean and maintain the air filter on the Yamaha YFZ45YSXM 2021?

To clean the air filter, remove it from the air box, wash it with an air filter cleaner, let it dry, and re-oil it before reinstalling. Regular maintenance is essential for optimal performance.

What steps should I take to store my Yamaha YFZ45YSSM 2021 for an extended period?

For long-term storage, clean the ATV thoroughly, change the oil, fill the fuel tank with fresh fuel and a stabilizer, disconnect the battery, and cover the ATV to protect it from dust and moisture.