The Allis-Chalmers 170 / 175 Tractor represents a robust and reliable piece of agricultural machinery, produced during the 1970s. These tractors were designed to offer a balance of power and versatility for farm operations, competing with models from major manufacturers of the era. Known for their durable construction and straightforward engineering, the 170 and 175 models were built to withstand demanding work, embodying the quality and longevity associated with the Allis-Chalmers brand. Their utility and performance made them a valuable asset for farmers seeking dependable equipment for a wide range of tasks. This comprehensive Service and Repair Manual provides detailed information for the Allis-Chalmers 170 / 175 Tractor. It covers complete service, repair, and maintenance procedures for all major systems, including the engine, transmission, brakes, electrical system, suspension, steering, and hydraulics. The manual is designed to empower owners and mechanics with the knowledge required for effective troubleshooting, routine maintenance, and in-depth overhauls. With step-by-step instructions, diagnostic charts, and technical specifications, this guide ensures that the tractor can be kept in optimal working condition, maximizing its operational life and efficiency.