How many gallons of diesel does a 6.7 Power Stroke hold?
Most 6.7 Power Stroke-powered Ford Super Duty trucks hold 34 gallons of diesel in the standard tank; Ford also offers an optional 48-gallon Extended Range tank on select configurations.
The 6.7-liter Power Stroke is Ford’s heavy‑duty diesel engine used in F-250, F-350 and heavier Super Duty pickups. Fuel capacity is determined by the truck’s fuel tank, which can vary by model year, cab configuration, bed length, and trim. Below are the common capacities found in recent production years.
Standard tank capacity
The following describes the baseline capacity you’re likely to see on most trucks with the 6.7L Power Stroke.
- 34 gallons — Standard diesel fuel tank on most Ford Super Duty configurations equipped with the 6.7L Power Stroke.
Note: Vehicle configurations vary; some early-year models or special editions may have different standard capacities.
Extended-range tank option
The following describes the extended-range option that increases capacity on eligible configurations.
- 48 gallons — Optional Extended Range diesel fuel tank available on select configurations (the availability depends on cab/bed setup and model year).
Concluding note: The extended-range option increases overall capacity to 48 gallons on eligible configurations. Always verify your specific vehicle’s capacity via the door placard or owner's manual.
Cab/bed and model-year considerations
Fuel-tank capacity can vary with cab style (Regular, SuperCab/SuperCrew) and bed length, as well as by production year and market. If you’re unsure, consult your VIN-specific documentation or contact a Ford dealer for the exact specification of your truck.
Summary
In practical terms, a 6.7 Power Stroke-equipped Ford Super Duty typically uses a 34-gallon diesel tank, with a 48-gallon Extended Range option available on certain configurations. Always confirm the exact capacity for your vehicle using the door placard or the owner's manual, as configurations can differ by year, cab/bed setup, and trim.
