Contents

- GENERAL INFORMATION
  - LOCATION OF IMPORTANT LABELS
  - DESCRIPTION
  - CONSUMER INFORMATION
  - FEATURES
  - INCLUDED PARTS
  - IMPORTANT INFORMATION
  - HANDLING THE ELECTRONIC PARTS
  - CHECKING OF CONNECTION
  - SPECIAL TOOLS
  - CONTROL FUNCTIONS
  - STARTING AND BREAK-IN
  - TORQUE-CHECK POINTS
  - CLEANING AND STORAGE
- SPECIFICATIONS
  - GENERAL SPECIFICATIONS
  - MAINTENANCE SPECIFICATIONS
  - TIGHTENING TORQUES
  - LUBRICATION DIAGRAMS
  - CABLE ROUTING DIAGRAM
- REGULAR INSPECTION AND ADJUSTMENTS
  - MAINTENANCE INTERVALS
  - PRE-OPERATION INSPECTION AND MAINTENANCE
  - ENGINE
  - CHASSIS
  - ELECTRICAL
  - TROUBLESHOOTING
- ENGINE
  - SEAT AND SIDE COVERS
  - EXHAUST PIPE AND SILENCER
  - RADIATOR
  - CAMSHAFTS
  - CYLINDER HEAD
  - VALVES AND VALVE SPRINGS
  - CYLINDER AND PISTON
  - CLUTCH
  - OIL FILTER ELEMENT AND WATER PUMP
  - BALANCER
  - OIL PUMP
  - KICK SHAFT AND SHIFT SHAFT
  - AC MAGNETO
  - ENGINE REMOVAL
  - CRANKCASE AND CRANKSHAFT
  - TRANSMISSION, SHIFT CAM AND SHIFT FORK
- CHASSIS
  - FRONT WHEEL AND REAR WHEEL
  - FRONT BRAKE AND REAR BRAKE
  - FRONT FORK
  - HANDLEBAR
  - STEERING
  - SWINGARM
  - REAR SHOCK ABSORBER
- FUEL SYSTEM
  - FUEL TANK
  - THROTTLE BODY
- ELECTRICAL
  - ELECTRICAL COMPONENTS AND WIRING DIAGRAM
  - IGNITION SYSTEM
  - THROTTLE POSITION SENSOR SYSTEM
  - FUEL INJECTION SYSTEM
  - FUEL PUMP SYSTEM
  - ELECTRICAL COMPONENTS
- TUNING
  - CHASSIS

Yamaha YZ450FA 2011 Owner's Manual

Pages 318

Year 2011

Language(s)

of 318

Yamaha YZ450FA 2011 Specification

The Yamaha YZ450FA 2011 is a high-performance motocross motorcycle designed for competitive racing, featuring advanced engineering and state-of-the-art technology. At its core, the YZ450FA is powered by a 449cc, liquid-cooled, DOHC four-stroke engine with a forward-positioned straight intake, providing optimal air intake efficiency and enhanced combustion. The engine is mated to a five-speed transmission, delivering smooth gear transitions and exceptional control. The Keihin 44mm throttle body fuel injection system ensures precise fuel delivery for consistent power output and improved throttle response.

The chassis of the YZ450FA is constructed from lightweight aluminum to achieve an ideal balance between strength and weight. The bilateral beam frame design enhances rigidity and handling precision. The bike features a fully adjustable KYB suspension system with a 48mm fork and a rear shock absorber, offering superior damping performance and adaptability to various track conditions. The inclusion of a high-capacity radiator ensures efficient cooling, even under strenuous conditions.

Ergonomics are carefully crafted to provide maximum rider comfort and control. The seat height is set at 39.1 inches, with a ground clearance of 14.2 inches, allowing riders to navigate rough terrains with ease. The bike's overall weight is approximately 245 pounds, contributing to its agility and maneuverability. The braking system consists of a 250mm front disc and a 245mm rear disc, delivering reliable stopping power and control.

Aesthetic and functional design elements include a minimalistic bodywork layout to reduce drag and facilitate easy maintenance. The YZ450FA's aggressive styling is complemented by its blue and white color scheme, reflecting Yamaha's racing heritage. This motorcycle is well-regarded for its blend of power, agility, and cutting-edge technology, making it a top choice for serious motocross competitors.

Yamaha YZ450FA 2011 F.A.Q.

What is the recommended oil type for the Yamaha YZ450FA 2011?

The recommended oil type for the Yamaha YZ450FA 2011 is Yamalube 4-R, 10W-50, or any equivalent high-performance synthetic oil.

How often should I change the oil on my Yamaha YZ450FA 2011?

It is recommended to change the oil every 5-10 hours of riding, depending on the riding conditions and intensity.

What is the proper way to clean the air filter on a Yamaha YZ450FA 2011?

Remove the air filter, wash it with a mild detergent and water, let it dry completely, then apply air filter oil before reinstalling.

How do I troubleshoot starting issues with my Yamaha YZ450FA 2011?

Check the battery charge, inspect the spark plug for wear or damage, ensure the fuel system is clean, and verify the kill switch is not engaged.

What is the correct tire pressure for the Yamaha YZ450FA 2011?

The recommended tire pressure is generally 12 psi for the front tire and 12-14 psi for the rear tire, but always check the manual for specific conditions.

How can I adjust the suspension on my Yamaha YZ450FA 2011 for different terrains?

Refer to the owner’s manual for suspension settings, and adjust the compression and rebound damping to match the terrain, starting with base settings and fine-tuning from there.

What is the capacity of the fuel tank on the Yamaha YZ450FA 2011?

The fuel tank capacity of the Yamaha YZ450FA 2011 is approximately 1.6 gallons (6.1 liters).

How do I maintain the chain on my Yamaha YZ450FA 2011?

Regularly clean the chain with a chain cleaner, inspect for wear, and lubricate it with a suitable chain lubricant after every ride or every 100 miles.