The 3309310M91 is a genuine OEM electrical harness designed for McCormick CX series tractors. This essential component ensures reliable electrical connections and system functionality. It is also cross-referenced as an original part for various Massey Ferguson and Valtra tractor models, providing broad compatibility. With precise dimensions of 95mm length, 51mm width, and 51mm height, and a weight of 0.12 kg, this harness is built to exact specifications for optimal performance and durability in agricultural machinery.