Yamaha WR25RJ, WR25RJC WR250R 2018 Owner's Manual

Yamaha WR25RJ, WR25RJC WR250R 2018 manual cover
Pages 112
Year 2018
Language(s)
English en

Yamaha WR25RJ, WR25RJC WR250R 2018 Specification

The Yamaha WR25RJ, WR25RJC, WR250R 2018 model is a high-performance dual-sport motorcycle engineered for both off-road adventures and on-road commutes. It is powered by a fuel-injected 250cc liquid-cooled DOHC 4-stroke engine, delivering robust performance across a wide range of riding conditions. The engine features a 77.0mm bore and 53.6mm stroke, coupled with a compression ratio of 11.8:1, ensuring optimal power and efficiency.

The motorcycle is equipped with a 6-speed transmission system that provides smooth and versatile gear shifting, enhancing its adaptability for different terrains. Its suspension system comprises a fully adjustable 46mm inverted front fork with 10.6 inches of travel and a fully adjustable single shock rear suspension with 10.6 inches of travel, offering superior handling and ride comfort.

The WR250R's frame is constructed from a lightweight aluminum semi-double-cradle structure, contributing to its overall agility and durability. The braking system includes a 250mm hydraulic single-disc front brake and a 230mm hydraulic single-disc rear brake, ensuring reliable stopping power in various conditions.

The motorcycle also features advanced digital instrumentation, including a speedometer, odometer, dual trip meters, and a clock, providing riders with essential information at a glance. The fuel capacity stands at 2.1 gallons, with an estimated fuel economy of 71 mpg, making it suitable for extended rides. The seat height is 36.6 inches, offering a balanced riding position for enhanced control and comfort.

The Yamaha WR250R 2018 model's design is both functional and stylish, with its aggressive styling, durable plastic bodywork, and a compact LED taillight. This combination of advanced engineering, reliable performance, and thoughtful design makes the WR250R a versatile choice for riders seeking both adventure and practicality.

Yamaha WR25RJ, WR25RJC WR250R 2018 F.A.Q.

What is the recommended engine oil for the Yamaha WR250R 2018?

The recommended engine oil for the Yamaha WR250R 2018 is Yamalube 10W-40 or an equivalent oil that meets or exceeds the specifications of API service SE, SF, SG, or higher.

How often should I perform an oil change on my Yamaha WR250R 2018?

It is recommended to perform an oil change every 3,000 miles or every 6 months, whichever comes first. More frequent changes may be necessary under severe riding conditions.

What is the proper tire pressure for the Yamaha WR250R 2018?

The recommended tire pressure for the Yamaha WR250R 2018 is 22 psi for the front tire and 25 psi for the rear tire. Always check the pressure when the tires are cold.

How do I adjust the chain tension on the WR250R 2018?

To adjust the chain tension on the WR250R 2018, place the bike on a stand, loosen the rear axle nut, adjust the tensioners to achieve 1.2–2.0 inches of slack at the midpoint, then retighten the axle nut ensuring proper alignment.

What is the spark plug gap specification for a 2018 WR250R?

The spark plug gap for the 2018 WR250R should be set to 0.7–0.8 mm (0.028–0.031 inches).

How can I troubleshoot starting issues with my Yamaha WR250R 2018?

If your WR250R 2018 is having starting issues, check the battery charge and connections, inspect the spark plug for wear, ensure the fuel supply is adequate, and confirm the kill switch is set to 'Run'.

What is the correct procedure to clean the air filter on a WR250R 2018?

To clean the air filter, remove the seat, take out the air filter, wash it with a mild detergent, rinse thoroughly, let it dry, apply air filter oil, and reinstall it back into the airbox.

How do I adjust the suspension settings on the WR250R 2018 for off-road riding?

For off-road riding, adjust the front fork rebound and compression to a softer setting and increase the rear shock preload for better handling on rough terrain. Always refer to the manual for specific adjustment settings.

What maintenance should be performed after an extended period of storage for the WR250R 2018?

After extended storage, perform a full inspection including checking fluid levels, battery charge, tire condition and pressure, chain lubrication, and ensure all bolts are tightened properly.

How can I increase the fuel efficiency of my Yamaha WR250R 2018?

To increase fuel efficiency, maintain proper tire pressure, keep the chain lubricated and correctly tensioned, perform regular maintenance, and avoid aggressive acceleration and high-speed riding.