Download Addons for Smarty Peterbilt 351 1.57 ATS Part Mod

ATS Peterbilt Part Mod: Addons for Smarty Peterbilt 351 1.57 (Featured)
ATS Peterbilt Part Mod: Addons for Smarty Peterbilt 351 1.57

Added 2 chassis with options for cab, platform, fuel tank, and cargo

• Added 3 transmission models from Spicer:

• Spicer 5552 (5-speed)

• Spicer 7052 (7-speed)

• Spicer 5552 (5-speed) + Spicer 6041 Auxiliary (3-speed) = 5×3 = 15-speed

• Added sound for the CAT 1674

Requires the base mod (Peterbilt 351) from Smarty


💡 Others also downloaded: Cowan Systems LLC, Cummins Classic Series Engines Pack [1.60], Reefer Trailer Sound Addon 2026APR27.

Compatibility: ATS 1.57

Authors: Rafael Mogollón

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How to install this mod (Full installation guide)

  1. Download and extract the mod. File extension should be .scs (ModsHost download guide).
  2. Find the mods folder on your computer
    • Windows – /Documents/American Truck Simulator/mod
  3. Copy the downloaded file to your Mods folder
  4. 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.

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