Your Goldwing has the stoplight circuits separate from the turn signals so you would need a signal converter if you were wanting to add stop/turn/running lights to the bike. For that you'd want the Roadmaster kit part # RM-732. view full answer...
Typically motorcycle wiring has the brake lights and the turn signals on separate wires which is the opposite of trailer wiring which has them on the same circuit. Since you have combined circuits that you want to be separate for the third brake light to illuminate you'd need a converter like # 118158 and you'd be set. view full answer...