This is a valuable collection of Yamaha ATV service manuals from 1985 to 1994. The set includes DVDs, CDs, and a LIT-CDSRV-SS-05 and LIT-CDSRV-AT-85 parts number. The manuals cover the ATV-VTT and Side X Side models and provide comprehensive information for proper maintenance and repair. The brand, Yamaha, is known for its quality and reliability, and these manuals are no exception. They are a must-have for any ATV enthusiast or collector. The manuals were made in the United States and are in excellent shape.