The Steyr CVT Series tractors, encompassing models CVT 6170 through CVT 6230, represent a pinnacle in high-horsepower agricultural machinery. These tractors are engineered for professional farmers and agricultural contractors, offering advanced Continuously Variable Transmission (CVT) technology for optimal power delivery and fuel efficiency. Known for their robust construction, operator comfort through advanced cab suspension and ergonomic controls, and integrated electronic management systems, the Steyr CVT Series is designed to meet the demanding needs of modern agriculture. Their innovative features and reliable performance position them as premium solutions in the competitive agricultural tractor market. This comprehensive Service Repair Manual provides detailed information for the maintenance and repair of Steyr CVT Series tractors. It covers a wide array of mechanical and electrical systems, including the engine, transmission, hydraulics, PTO, axles, brakes, and steering. The manual offers in-depth procedures for routine maintenance, component replacement, troubleshooting, and calibration, supported by detailed wiring diagrams and technical specifications. With 3073 pages of searchable English content, this manual is an essential resource for owners, mechanics, and technicians seeking to ensure the optimal performance, reliability, and longevity of their Steyr CVT tractors.