This chapter provides an in-depth look at tow trucks, essential vehicles used for roadside assistance and vehicle recovery. The chapter begins with an overview covering definition, key functions, development trends both in China and abroad, as well as design requirements for tow trucks. It then describes tow truck classifications, illustrating various types with technical figures, such as flatbed, folding flatbed, crane, hoisting-and-towing, rotating-boom, light-duty, medium- and heavy-duty, and super-heavy-duty models. The chapter introduces typical tow truck products, focusing on both flatbed and hoisting-and-towing designs. Safe operating procedures are detailed, including preparation, process guidelines, necessary precautions, and guidance on routine maintenance and servicing. Finally, the chapter addresses common faults and troubleshooting methods, supported by a summary table to assist operators in practical problem-solving.