Description Piston, hydraulic lift pump. Tractors: MF135, MF150, MF165 (using .98" diameter piston), MF175, MF180. This item is a suitable alternative for the following: 1860038M1, A1860038M1, A-1860038M1, 774367, 518476M1, 3158071M1, 1860038V1, 1860038M91, 1860038H1