A motorcycle light support assembly for mounting two lights to a motorcycle. The assembly includes a light support bar having two ends separated from each other in a first direction, wherein a second direction is substantially perpendicular to the first direction. Two light support members are secured to the two ends of the light bar, and each light support member includes an elongated orifice that is longer in the second direction than in the first direction. A horn support bracket is connected to the light bar and is adapted to support a horn. Preferably, the horn support bracket includes a horn attaching portion for supporting a horn, a frame attaching portion adapted to engage a motorcycle frame, and an intermediate portion between the horn attaching and frame attaching portions.