The Yamaha TR1, produced from 1981 to 1985, is a V-twin, 4-stroke motorcycle known for its robust torque delivery and shaft drive, offering a comfortable touring experience. This model features a 748 cc engine, dual Mikuni VM34 carburetors, and a 5-speed transmission with a wet multi-plate clutch. Its engineering prioritizes reliability and a distinctive riding character, making it a noteworthy machine from its era. The TR1 was appreciated for its touring capability, distinguishing itself with its V-twin configuration within Yamaha's motorcycle offerings at the time. This workshop service repair manual in English provides comprehensive guidance for all styles of the Yamaha TR1 from 1981-1985. It covers extensive details on engine, transmission, electrical system, braking system, suspension, fuel system, and more, including general maintenance, troubleshooting, and detailed repair and rebuild procedures. With hundreds of photos and illustrations, this manual serves as an invaluable resource for DIY owners and experienced mechanics alike, offering factory-level technical data and diagnostic steps to ensure the proper operation and maintenance of the vehicle.