Diesel Fuel Sending Unit: Ensure Accurate Fuel Level Monitoring and Reliable Performance Upgrade your vehicle's fuel system with our Diesel Fuel Sending Unit, designed to deliver precision and durability. This essential component ensures accurate fuel level readings and reliable operation for your diesel-powered vehicle. Applicable Model: This diesel fuel sending unit is specifically designed as a replacement for Ford Full Size Pickup trucks with a 19-gallon diesel-only rear metal fuel tank. Please verify your vehicle model compatibility before purchasing to ensure a perfect fit. OE Number: Reference part number for this diesel fuel sending unit is FMSU 5DER. Ensure this number matches your required OEM specifications to guarantee proper installation and function. Premium Material: Crafted from durable metal with high strength and rust resistance, this fuel sending unit is built to withstand harsh conditions and provide a long service life. Its robust construction ensures reliability and performance. Tips before Purchasing: Please note that this unit does not include a filter but comes with a new lock ring and O-ring. Ensure your harness plug connector matches the connector shown in the product picture for a seamless installation. Filter Required: