The US Motor Works USEP3539M Fuel Pump Module Assembly is engineered to meet or exceed original equipment specifications, ensuring reliable fuel delivery for a range of vehicles. This assembly is constructed with high-quality materials compatible with modern fuel blends, enhancing durability and performance. Designed for straightforward installation, it includes all necessary components, such as hardware, tank seals, and detailed instructions, facilitating a seamless replacement process. The module operates efficiently within a voltage range of 12.0 VDC, delivering a minimum flow rate of 125.0 LPH and maintaining a pressure range between 80.0 PSI and 90.0 PSI. The fuel level sensor is calibrated with an empty resistance of 40.0 Ohms and a full resistance of 250.0 Ohms, providing accurate fuel readings. This assembly is a direct fit replacement for various General Motors and Isuzu models, offering a dependable solution for fleet maintenance needs.