Description

This mod features an 18 and 20-speed transmission that’s made for heavy loads and efficient hauling.
The differential_ratio for the ultra transmissions is: 2.83
The differential_ratio for the transmissions is: 2.94

Please Do Not Edit The Files!!

You may find bugs, if you do, report them in the comments section

SCS Trucks Supported:
Kenworth W900 (SCS)
Peterbilt 389 (SCS)

Volvo VNL (SCS)
Peterbilt 579 (SCS)
Mack Anthem (SCS)
Freightliner Cascadia (SCS)

18-20 Speed Transmission News / Updates:
✔ Added Support for all the modded trucks
✔ Added Retarder sound (thanks to Dmitry Trots for letting me use his sound bank)
✔ Added Support for 1.41
✔ Removed Support for 1.40

Authors: trainguy, Rc FlashDriver, Dmitry Trots

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How to install this mod (Full installation guide)

Download and extract the mod. File extension should be .scs (ModsHost download guide).
Find the mods folder on your computer
- Windows – /Documents/American Truck Simulator/mod
Copy the downloaded file to your Mods folder
Launch the game and enjoy your mod!

Problems? Let us know in the comments! Your feedback helps modders improve the mod. Also, be sure to check the comments section - other players may have already shared solutions to common issues.

Incorrect? Let us know!