MuzaMoto has created some stylish motorcycle turn indicators that are installed at the end of the handlebar.

The second related problem is that the motorcycle tail light, brake light or turn signal reflectors must be designed and built specifically for LED lights to exploit their limited beam pattern.

The Smart Turn System from ABCS Sistema reads a motorcycle rider's movements and maneuvers and automatically cancels the turn signal when needed.

More Motorcycle LED Brake Lights, Tail Lights and Turn Signals Motorcycle LED Tail Light Comparison: Part XV ...