Yamaha YFM125GY Grizzly 125 2009 Owner's Manual

Yamaha YFM125GY Grizzly 125 2009 manual cover

Pages 144

Year 2009

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Yamaha YFM125GY Grizzly 125 2009 Specification

The Yamaha YFM125GY Grizzly 125, released in 2009, is a compact all-terrain vehicle (ATV) designed for durability, versatility, and ease of use, catering to both recreational enthusiasts and utility users. This model features a robust 124cc air-cooled, single-cylinder, four-stroke engine that delivers reliable performance with a focus on efficiency and low maintenance. The engine is paired with a fully automatic, continuously variable transmission (CVT), which simplifies operation and provides smooth acceleration and deceleration, making it suitable for riders of all experience levels.

The Grizzly 125 is equipped with a steel tube frame that ensures structural integrity and durability while maintaining a lightweight profile for enhanced maneuverability. The suspension system includes an independent double wishbone front suspension and a swingarm rear suspension, offering a balanced ride with adequate shock absorption for various terrains. The ATV's braking system features dual drum brakes at the front and a single drum brake at the rear, providing sufficient stopping power and reliability in different riding conditions.

The vehicle's dimensions are optimized for agility and comfort, with an overall length of approximately 1,705mm, a width of 975mm, and a height of 1,000mm. The seat height is set at 730mm, offering a comfortable riding position for a broad range of riders. The Grizzly 125's fuel tank has a capacity of 5.8 liters, ensuring extended ride times between refueling stops. Additionally, the ATV is fitted with durable 19-inch front and 18-inch rear tires, which contribute to its stable handling and traction on diverse surfaces.

The 2009 Yamaha YFM125GY Grizzly 125 also features user-friendly controls, a compact digital display for essential information, and a rear cargo rack for practical utility. Overall, this model exemplifies Yamaha's commitment to delivering a reliable, versatile, and accessible ATV for both recreational and utility purposes.

Yamaha YFM125GY Grizzly 125 2009 F.A.Q.

How do I properly break in the engine of my Yamaha YFM125GY Grizzly 125 2009?

To properly break in the engine, avoid full-throttle starts and rapid acceleration for the first 10 hours of use. Gradually increase the engine speed and load, and avoid prolonged idling. Regularly check and adjust the oil level during the break-in period.

What is the recommended oil type and capacity for the Yamaha YFM125GY Grizzly 125 2009?

The recommended oil type is SAE 10W-30 or 10W-40 with an API service classification of SG or higher. The oil capacity is approximately 1.0 liters (1.1 US quarts) when changing the oil.

How often should I clean the air filter on my Yamaha YFM125GY Grizzly 125 2009?

The air filter should be inspected and cleaned every 20 hours of operation or more frequently if you ride in dusty conditions. Ensure that the filter is dry and properly oiled before reinstallation.

What should I do if my Yamaha YFM125GY Grizzly 125 2009 doesn't start?

If the ATV does not start, check the fuel level, battery charge, and ensure the engine stop switch is in the "Run" position. Inspect the spark plug for wear or fouling, and ensure the fuel valve is open.

How do I adjust the chain tension on my Yamaha YFM125GY Grizzly 125 2009?

To adjust the chain tension, loosen the rear axle nuts and adjust the chain adjusters until the chain has about 30-40mm (1.2-1.6 inches) of slack midway between the front and rear sprockets. Retighten the axle nuts securely.

What is the correct spark plug type and gap for the Yamaha YFM125GY Grizzly 125 2009?

The correct spark plug type is NGK CR6HSA, and the recommended spark plug gap is 0.6-0.7mm (0.024-0.028 inches). Check and adjust the gap before installation.

How do I check the brake fluid level on my Yamaha YFM125GY Grizzly 125 2009?

To check the brake fluid level, position the ATV on a level surface, and turn the handlebars so the reservoir is level. The fluid level should be between the "MIN" and "MAX" marks on the reservoir. Use DOT 4 brake fluid if topping up is necessary.

What should I do if the Yamaha YFM125GY Grizzly 125 2009 overheats?

If the ATV overheats, stop immediately and let the engine cool down. Check the coolant level and inspect the radiator for blockages. Ensure that the cooling fan is operational. Avoid riding in extreme conditions until the issue is resolved.

How often should I replace the drive belt on my Yamaha YFM125GY Grizzly 125 2009?

The drive belt should be inspected every 50 hours of operation and replaced if there are signs of wear or damage. Refer to the owner's manual for specific replacement intervals and procedures.

What tire pressure should I maintain for my Yamaha YFM125GY Grizzly 125 2009?

Maintain a tire pressure of 20 kPa (0.2 kgf/cm², 2.9 psi) for both the front and rear tires for optimal performance and handling. Adjust the pressure according to the load and terrain conditions if necessary.