How big is the gas tank on a 23 Dodge Ram 2500?
The standard gasoline Ram 2500 fuel tank holds 31 gallons (about 118 liters). This is the typical figure, but the exact capacity can vary with engine choice, cab style, and bed length.
In practice, tank size for the 2023 Ram 2500 depends on configuration. While gasoline models commonly use a 31-gallon tank, some trims or body configurations can yield slight variations. To determine the precise capacity for your specific truck, consult the VIN-based spec sheet, the window sticker, or the owner’s manual from RAM.
What determines the tank size?
Tank capacity on the 2023 Ram 2500 is influenced by the engine type (gasoline vs diesel) and the vehicle’s body configuration (cab style and bed length). For most gasoline-powered Ram 2500s, the commonly cited figure is 31 gallons, but exact numbers can shift with different configurations.
Why tank size matters for range and planning
Knowing the fuel tank capacity helps in estimating driving range between fills, but actual range depends on engine efficiency, payload, terrain, and driving habits. A 31-gallon tank provides substantial range, especially on highways, but real-world results vary by configuration and use.
How to verify the exact capacity
To confirm the precise capacity for your exact truck, use official sources and documentation.
VIN-based verification
Enter your vehicle identification number (VIN) on RAM’s official site or through a dealership portal to pull the exact fuel-tank specification for your build.
Window sticker and owner's manual
The original window sticker (Monroney label) lists the fuel tank capacity, and the owner's manual provides official specifications and range estimates for your configuration.
Summary
For the 2023 Ram 2500 with a gasoline engine, plan on a 31-gallon fuel tank in most configurations. Exact capacity can vary with cab/bed setup and options, so always check the VIN-specific spec sheet or the official RAM documentation to confirm for your truck.
