If you prefer not to use a pre-made mod, you can manually adjust the fuel capacity by editing the game's definition files: Use the scs_extractor.exe tool to open the def.scs file.
In the base game, fuel capacity is tied to the truck's chassis and brand. For example, the typically offers around 1,140 liters , while many Volvo models are limited to 800–940 liters . Mods for version 1.44 significantly expand these limits: High fuel tank size for all trucks 1.44
: These mods often include adjustments to other systems, such as increasing brake air tank pressure to handle the added weight of the fuel. Manual Capacity Editing If you prefer not to use a pre-made