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ATS Heavy Mods

Heavy in ATS: discover heavy haul, heavy cargo, and heavy truck and trailer add-ons on our mod pages, thousands of mods available for all rigs and play styles.

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ATS Mod: CAT C15 MXS Acert Sound & Engine Pack V1.01 (Featured)

CAT C15 MXS Acert Sound & Engine Pack V1.01

ATS » Sounds / 2025-09-27
Experience the refined yet powerful voice of the CAT C15 MXS Acert with this premium Sound & Engine Pack, captured from a Western Star 4900 wrecker running stock 6″ muffled stacks — delivering that signature deep CAT rumble at low RPM and a thunderous Jake that commands the road.
2.8K  Download
ATS Cummins Mod: ISX Engines and Sounds Pack V 2.3.2 1.56 (Featured)

Cummins ISX Engines and Sounds Pack V 2.3.2 [1.56]

ATS » Sounds / , / 2025-09-25
This mod contains the following Cummins ISX engines according to the following horsepower: ISX12 370 ISX12 425 ISX15 450 ISX15 500 ISX15 550 ISX15 600 In addition, it contains two engines from Cummins ISX Signature line, dedicated especially for oversized and overweight loads: ISX Signature 600 ISX Signature 720 Chipped Contains The Following Variants: Stock…
933  Download
ATS Peterbilt Truck Mod: 389 Glider V7.3 (Featured)

Peterbilt 389 Glider V7.3

ATS » Trucks / / 2025-09-12
Changelog V7.3 Fixes bugs Changelog V7.1 1. Added 48″ and 63″ Able Body Sleepers 2. Added the ability to change the backwall on 388/389 Flattop cabins to a version with or without a window 3. Added air filters with lighting options 4. Reworked radiator grille surround 5. Reworked radiator grille installation logic 6. Added new…
15.8K  Download
ATS Kenworth Truck Mod: T359 by Rinty Skyhusky 1.5 1.56 (Featured)

Kenworth T359 by Rinty Skyhusky 1.5 [1.56]

ATS » Trucks / / 2025-09-07 / Guest
Kenworth T359 by Rinty SkyHusky The Kenworth T359 is a tough, versatile Australian truck designed for demanding work and regional haulage. This mod brings the T359 into American Truck Simulator with authentic detail, refined performance, and high-quality sound packs. Features: Available at the Kenworth dealer; 2 cabin options for different setups; 6×2 chassis configuration. Engines…
683  Download
ATS Transmissions Truck Mod: Mack Superliner V2.7.1 1.55 – 1.56 (Featured)

Mack Superliner V2.7.1 [1.55] – [1.56]

ATS » Trucks / , , , / 2025-09-05
Features: Cabins 6 Chassis Interiors 4 Engines 77 transmissions A hand-made sleeper. A new interior type and a new color scheme Many customizations for the new sleeper cab Tons of new lights, horns, mudflaps and improvements new paintjobs and all existing ones added sleeper variation A separate pack for interior accessories and SiSL’s compatibility. Superlienr…
18.7K  Download
ATS Ford Truck Mod: CLT 9000 V28.08.25 (Featured)

Ford CLT 9000 V28.08.25

ATS » Trucks / / 2025-08-29
Tunnings a lot, interiorly and exteriorly; Interior animations; Skins for truck and trailer; Professional sound system; Couppling cables; Cabin “day”, “sleeper” an “big sleeper”; Chassis 4X2, 6×2, 6X4 A and 6X4 B; Engines from 230 Hp ’till 900 Hp; 10, 13 and 18 speed transmission; Owned trailer.
21.6K  Download

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