The Kawasaki EX500, also known as the GPZ500S or Ninja 500R in North America, represents a significant model in the entry-level to mid-range sportbike and sport-touring motorcycle segment. Produced from 1987 through 1993, this motorcycle is powered by a liquid-cooled, four-stroke, parallel-twin engine with a displacement of 498 cc, delivering accessible performance and reliable operation. Its design emphasizes comfortable ergonomics for its class, a full fairing on certain models, and cost-effectiveness, making it a popular choice for new riders, commuters, and budget-conscious sportbike enthusiasts. The EX500 is recognized for its reliability and approachable performance, distinguishing it among its contemporaries.

This comprehensive service manual is designed to provide detailed technical information for the Kawasaki EX500 / GPZ500S, covering models from 1987 to 1993. It offers extensive guidance on all major systems, including engine mechanicals, fuel and ignition systems, cooling, exhaust, transmission, drivetrain, suspension, brakes, wheels, tires, and the electrical system. The manual includes procedures for routine maintenance, engine rebuilds, suspension and brake servicing, carburetor tuning, and electrical component testing, along with troubleshooting diagnostics and special tool requirements. Its purpose is to assist owners, mechanics, and technicians in maintaining, diagnosing, and repairing the vehicle to ensure optimal performance and longevity.