The GR1 is a versatile scooter designed for urban commuting and recreational riding. As a product of a globally recognized manufacturer with a heritage dating back to 1964, the GR1 embodies the brand's commitment to quality and value. While specific production years and detailed technical specifications such as engine displacement and horsepower are not explicitly provided, scooters in this class typically feature reliable, efficient engines and a focus on rider comfort and sporty aesthetics. The GR1 is built upon a robust frame and likely incorporates a continuously variable transmission (CVT) for smooth operation, making it a practical choice for daily transportation. This comprehensive workshop service repair manual offers in-depth guidance for maintaining and repairing all styles of the GR1. It covers a wide array of essential systems, including the engine, fuel system, cooling system, drivetrain, brakes, suspension, steering, frame, and electrical systems. The manual provides detailed, step-by-step procedures for routine maintenance, component overhaul, and troubleshooting, supported by hundreds of photos and illustrations. It is an invaluable resource for both do-it-yourself enthusiasts and professional mechanics seeking to ensure the optimal performance and longevity of their GR1.