For simulators like Rigs of Rods , these text files define everything from engine inertia and clutch force to the physical structure (nodes and beams) of the truck.
If the file exceeds email limits (typically 25MB), upload it to services like Dropbox , Google Drive, or OneDrive and share the generated link. File: Bigger.Trucks.zip ...
Use tools like 7-Zip to split a large archive into smaller segments (e.g., .zip.001 , .zip.002 ) for easier sharing. For simulators like Rigs of Rods , these