Genuine Cummins Engine Lube Oil Pump (4003950 / 4003957)

Up for sale is a brand-new, unused Genuine Cummins Engine Lubricating Oil Pump in its original plastic packaging and factory box. Part Details: Brand: Genuine Cummins Parts OEM Part Numbers: 4003950 / 4003957 (Stamped on pump casting & box label) Gear Specifications: 26-tooth gear Engine Compatibility: Fits Cummins L10, M11, ISM, and QSM11 series diesel engines. Commonly used in commercial trucks and heavy equipment (e.g., Komatsu, Doosan). Condition: Brand new, unused in original sealed inner plastic wrapping and factory box.