This manual pertains to the T-133 / T-103, a vehicle designed for demanding applications. While specific production years are not detailed, the serial number ranges LE000537-LE002183 and LC000210-LC000485 identify the covered units. The vehicle features a hydrostatic drive system, including a final drive transmission, and is equipped with engine equipment. Its robust construction and engineering are intended to ensure reliable performance in various operational environments. This comprehensive Parts Manual, written in English, is an essential resource for maintaining and understanding the T-133 / T-103. It covers critical systems such as the main frame, controls, final drive transmission, hydraulic and hydrostatic drive systems, electrical system, engine equipment, and optional equipment. The manual includes high-quality diagrams and a numerical index to facilitate easy navigation and part identification. It is designed to assist Do-It-Yourselfers and technicians in accurately identifying and managing vehicle components.