The classic is patched and dead for modern versions of the game. The evolution of the Prism3D engine simply made old speed mods incompatible.
While the classic, plug-and-play "400 km/h mod" from older forum days may be patched, the ETS2 modding community is incredibly resilient. You can still achieve mind-bending speeds in the current version of the game using modern workarounds. Method 1: Modern "No Damage + Speed" Physics Mods
Even with these console commands, hitting 400 km/h on a straight highway usually results in the truck taking flight like an airplane. The new terrain collision boxes in the 1.55 update treat a landing truck like a bomb.
The Evolution of Speed: Modding Euro Truck Simulator 2 Beyond 400 KM/H and the "Patched" Myth
The core of any high-speed mod is the definition file ( .sii ) for engines. Modders increase the engine's horsepower from a standard 750 hp (like the Volvo FH16) to an absurd 10,000 hp or more. Simultaneously, the torque curve is flattened and boosted to ensure the truck can accelerate instantly under any load. 2. Custom Transmissions euro truck simulator 2 speed mod 400 km h patched
Custom gearboxes engineered with massive gear ratios to prevent the engine from redlining at lower speeds.
Euro Truck Simulator 2 Speed Mod 400 km/h: Patched for Latest Updates
Providing an massive horsepower boost (often 2000+ HP) to allow a heavy truck to accelerate past 200 km/h, reaching up to 400 km/h.
With the mod installed, a Scania or Volvo truck could accelerate from 0 to 300 km/h faster than a modern supercar, completely shifting the game from a simulator into an arcade racer. The "Patched" Rumor: What Actually Happened? The classic is patched and dead for modern
Steam will download the older version, allowing you to run your legacy speed mods flawlessly. The Best Public Alternatives to Broken Speed Mods
This is an advanced technique that requires some technical skill, but it gives you total control and a mod that won't be "patched" by standard updates.
Tell you which specific are currently trending and stable.
I can provide direct links to compatible mods or guide you step-by-step through editing your files. Share public link You can still achieve mind-bending speeds in the
: If you are performing a World of Trucks external contract, a hard limit of
To reach speeds significantly higher than the standard 140–160 km/h, you typically need engine and transmission mods that provide massive horsepower and higher gear ratios. Steam Workshop::Super FAST 260km/h
The “400 km/h speed mod” is by SCS, but individual mods become outdated after game updates. Fully working versions still exist for recent ETS2 patches (e.g., 1.50), though the game engine handles such speeds poorly. If you’ve tried a specific mod that stopped working, check for an update on Steam Workshop or the original download page—otherwise, consider 250–300 km/h mods for a less broken experience.
This does not apply to World of Trucks (External Contracts), which are hardcoded to a 90 km/h limit for fairness. 2. Recommended High-Speed Mods