Pirelli standalone trailer Mod American Truck Simulator Mods | 7 Feb, 2016 This is a standalone Schmitz Universal trailer mod for ATS. – Trailer is standalone – Has no errors, works fine – Comes with own wheels, ported from ETS2 – Mod manager ready Author: Matdom 1988, ETS2 Studio, SCS, BarbootX. Tags: ATSSchmitz UniversalHaving trouble with the mod? Check the comments for a solution and report any new bugs you find.