"By Haynes, this Clymer motorcycle repair manual is written specifically for the do-it-yourself enthusiast. From basic maintenance to troubleshooting to complete overhaul, Clymer manuals provide the information you need. The most important tool in your tool box may be your manual. Includes color wiring diagrams. For the GL1200 Standard (1984), GL1200A Aspencade (1984-1987), GL1200I Interstate (1984-1987), GL1200L Limited Edition (1985), GL1200SE-I Aspencade SE-i (1986). Single."