Yamaha WR25RX C WR250R 2008 Owner's Manual

Yamaha WR25RX C WR250R 2008 manual cover

Pages 112

Year 2008

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Yamaha WR25RX C WR250R 2008 Specification

The Yamaha WR25RX C WR250R 2008 is a dual-sport motorcycle engineered with precision to deliver both off-road agility and on-road performance. At its heart lies a 250cc, liquid-cooled, DOHC, single-cylinder engine that provides a robust blend of power and efficiency. This engine is mated to a six-speed transmission, allowing for smooth and versatile power delivery across a wide range of terrains. The fuel injection system ensures optimal fuel efficiency and consistent performance under varying riding conditions.

The chassis is designed for durability and lightweight handling, featuring a semi-double-cradle frame constructed from a combination of steel and aluminum. This enhances both rigidity and flexibility, crucial for handling the demands of dual-sport riding. The suspension system includes a fully adjustable 46mm inverted fork at the front and a fully adjustable single shock at the rear, providing excellent shock absorption and stability.

Braking is managed by a 250mm hydraulic disc brake at the front and a 230mm hydraulic disc brake at the rear, ensuring reliable stopping power. The 21-inch front wheel and 18-inch rear wheel are fitted with dual-purpose tires, offering a balance between off-road traction and on-road stability.

The WR250R’s instrumentation is digital, providing clear readouts of speed, odometer, trip meter, and other essential data. The ergonomics are designed for comfort during long rides, with a narrow seat and a rider-friendly handlebar positioning. The fuel tank has a capacity of 2 gallons, offering a reasonable range for both trail and street riding.

Overall, the Yamaha WR25RX C WR250R 2008 stands out as a versatile and reliable motorcycle, adept at handling the diverse challenges of dual-sport adventures while maintaining the build quality and performance standards that Yamaha is known for.

Yamaha WR25RX C WR250R 2008 F.A.Q.

What is the recommended oil type for the Yamaha WR250R 2008?

The recommended oil type for the Yamaha WR250R 2008 is SAE 10W-40, API service SG or higher, JASO standard MA.

How often should I change the oil on my Yamaha WR250R 2008?

It is recommended to change the oil every 3,000 miles or every 6 months, whichever comes first.

What is the correct tire pressure for the Yamaha WR250R 2008?

The recommended tire pressure is 18 psi for the front tire and 22 psi for the rear tire.

How can I troubleshoot starting issues with my Yamaha WR250R 2008?

Check the battery condition and connections, inspect the starter button and relay, ensure the fuel supply is adequate, and verify the spark plug is clean and functional.

What is the valve clearance specification for the Yamaha WR250R 2008?

The valve clearance for the Yamaha WR250R 2008 should be 0.10-0.15 mm for the intake and 0.12-0.17 mm for the exhaust when the engine is cold.

How do I maintain the chain on my Yamaha WR250R 2008?

Clean the chain regularly with a soft brush and approved cleaner, lubricate it with a quality chain lubricant, and ensure proper tension and alignment.

What should I do if my Yamaha WR250R 2008 overheats?

Stop the bike and allow it to cool down. Check the coolant level and inspect the radiator and hoses for leaks or obstructions. Ensure the fan is operational.

How do I adjust the suspension on the Yamaha WR250R 2008?

Adjust the suspension by setting the preload, compression, and rebound damping according to your weight and riding conditions. Refer to the owner’s manual for specific settings.

What spark plug is recommended for the Yamaha WR250R 2008?

The recommended spark plug for the Yamaha WR250R 2008 is NGK CR9E or equivalent. Ensure it is gapped to the specification of 0.8 - 0.9 mm.

How can I improve the fuel efficiency of my Yamaha WR250R 2008?

Maintain regular service intervals, ensure the tires are properly inflated, avoid aggressive acceleration, and use high-quality fuel. Consider using a fuel stabilizer if the bike is stored for extended periods.