Hydraulic Pump SBA340450991 For Case Tractor D35 D40 D45 Farmall 40 45 50. Part Number: 87772300 SBA340450990 SBA340450991. Application: For Case Tractor: D35, D40, D45, DX35, DX40, DX45, Farmall 40, Farmall 40B CVT, Farmall 45, Farmall 45B CVT, Farmall 50, Farmall 50B. Orders are processed Monday thru Saturday, excluding legal holidays.