Welcome to the Kawasaki Ninja 250R (EX250J) Owner's Manual. This model, produced roughly from the mid-2000s to the early 2010s, represents Kawasaki's commitment to providing an accessible and stylish entry-level sportbike. Known for its aggressive full fairing design and manageable ergonomics, the Ninja 250R is engineered for both beginner riders and those seeking an economical and enjoyable riding experience. Its liquid-cooled, parallel-twin engine, displacing 249 cc, delivers a balance of performance and efficiency, making it a popular choice for commuting and recreational riding. The Ninja 250R's lineage is rooted in Kawasaki's long history of sportbike innovation, offering a blend of sporty aesthetics and reliable performance.

This manual serves as a comprehensive guide for the operation, maintenance, and basic care of your Kawasaki Ninja 250R (EX250J). It covers essential areas including engine and fuel system operation, transmission and drivetrain, chassis and suspension, braking systems, and the electrical system. You will find detailed information on routine maintenance procedures, such as oil changes, filter replacements, and chain adjustments, as well as guidance on basic adjustments and troubleshooting common issues. This manual is designed to empower owners and technicians to keep the motorcycle in optimal condition, ensuring its longevity and performance.