Update v1.40.2.1:
Visual:
New visual lighting system
 
Map:
An overall update to road signage
New service signs added to CO, ID, UT, and WA
New fast food brands introduced to several other locations outside of CO
New viewpoints in New Mexico & Oregon DLC's
 
Vehicles:
New 4x2, 8x4, and 8x6 chassis
Western Star 49X update including sleeper variants, set-back configurations, and new customizations
 
UI
Full-text city/company search in the job selection screen
Improved vehicle adjustment menu (F4)