Pack adds in game 173 new models of trailers (different trailers by Kögel, Fliegl, Böse, Närko, Lamberet, Chereau, Schmitz, Bodex, Wielton, D-Tec, Fruehauf, Schwarzmüller, Kassbohrer, Rolfo, Samro, Krone, Pacton, Ekeri, Goldhofer, Kröger, Aydeniz, Nooteboom, Sommer, NTM, HRD, Estepe, Fontaine, McLendon, Krampe, Kotte, Panav, Kempf, Langendorf, Galtrailer, Michieletto, Groenewegen, Chmzap, Maz, Nefaz, Szap, Tonar, Odaz, Becema and others), 736 new cargo, 744 traffic trailers and about 3000 skins. 
New cargo added to 419 companies for all popular maps.
All standalone. 
Works on any maps.
For version 1.38.x
Compatible with all my packs.
Included english and russian versions.
For english version you must have in mod folder four files:
trailers_and_cargo_pack_by_Jazzycat_v8.9_part1.scs
trailers_and_cargo_pack_by_Jazzycat_v8.9_part2.scs
trailers_and_cargo_pack_by_Jazzycat_v8.9_part3.scs
trailers_and_cargo_pack_by_Jazzycat_v8.9_eng.scs

Version 8.9 - added over 50 new skins for trailers, optimized lods for flatbed trailers in traffic, improved company definitions.