The Landini 974651M91 Strut is an original equipment manufacturer (OEM) part, also identified as a Massey Ferguson component. This strut is designed for various Massey Ferguson 100, 200, and 500 Series tractors, including models like the MF 135, 148, 165, 168, 175, 178, 185, 188, 230, 240, 250, 265, 275, 285, 290, 550, 565, 575, 590, and 595. It also fits Landini 6500, 7500, and 8500 series. Please note that this part is currently no longer available from the original manufacturer.