This is a A-1810529M91 Repair Kit, Power Steering Pump PN: 1810529M91Main Description As Following : A-1810529M91 Repair Kit, Power Steering Pump P.N: 1810529M91 Includes: 1888005M1, 1888004M1, 1888008M1, 1888003M1, 1888007M1, 1888006M1 (3) Replaces: VPJ4004 VAPORMATIC , Crossed From: 1201-1003 , Found in Section & Models : Hydraulic System Parts > Power Steering Pumps and Motors, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 20, Massey Ferguson TRACTOR: 135 UK, Massey Ferguson TRACTOR: 148, Massey Ferguson TRACTOR: 240 (SN <515901), Massey Ferguson TRACTOR: 550 UK Associated Items : New Also This is An Aftermarket Product And : Includes: 1888005M1, 1888004M1, 1888008M1, 1888003M1, 1888007M1, 1888006M1 (3)