SCS Software follows a structured versioning system. The branch was a major content and engine update. The suffix .1.3s indicates a minor revision – specifically, the third hotfix of the first major patch after the 1.35 public beta. The "s" stands for "Steam" build. By the time 1.35.1.3s rolled out, most critical bugs from the initial 1.35 release had been squashed, making it the most stable iteration of the 1.35 cycle.
Believe it or not, some players prefer the economic balance before Utah was added. With only Arizona, New Mexico, Oregon, and Washington, the in-game economy had a tighter loop. Short-haul jobs between Portland and Seattle were profitable, and the lack of vast, empty desert routes (Utah/Colorado) meant more scenic variety per square mile. The 21 DLCs provide maximum variety without the sprawl.
Here’s a detailed write-up for .
California (Base), Nevada (Base), Arizona (Free), plus paid expansions like New Mexico, Oregon, and Washington. Tuning & Cargo: Heavy Cargo Pack Forest Machinery Special Transport (oversized loads with escort vehicles). Cosmetics: