This is the turn signal, headlight, and four way signal switch for these Massey Ferguson models: GC1705, GC1723 E, GC1725 M, GC1705, GC1710, GC1710 TLB, GC1715, GC1720, and GC1720 TLB. The plug on the end of the switch is an eight prong plug that plugs into the main wiring harness of the tractor. Only genuine AGCO parts have the precise fit, reliability, and quality to keep your equipment operating at peak performance. From our factory-trained technicians to our industry leading parts availability, no one knows your equipment better. We don't compromise on quality or performance, and neither should you.