A traffic signaling device system for motorcyclists comprising a safety brake and running light assembly (34) mounted to a motorcycle jacket (88). The safety brake light has an L.E.D. housing (22) supported by an outboard support member (20) and a leather piece (18). A plurality of snap buttons (16) can be used to secure safety brake light to jacket. The safety brake light has a six-conductor coil cable assembly (12) extending outside of jacket in front thereof is connected to a control box panel (44) so that the rider can view the operation of control box panel in a convenient seated position. At one end of control box is a six-conductor cable (50) which is electrically connected thereof to the existing wiring for a tail and brake light (78), a left turn signal light (80), and a right turn signal light (81) in such vehicles. Other embodiments are described and shown.