20ft, 40ft, 45ft, 2x20ft & 20ft + dolly container & tanker chassis.
All cargos (88 total up to more than 40 tons).
Double trailers with all configurations.
Freight market (All cargos, chassis, colours & configurations).
Trailers in traffic (LOW FREQUENCY. All cargos, chassis, colours & configurations).
Trailer in trailers browser.

v9.0 changes:
Updated to 1.56.x
Should work correctly from version 1.54 to 1.56.x. 
Cargos adapted to new SCS cargo system.
New cargo icons.
Totally reworked mod.
Some corrections on 3D models.
3D models lightened to improve FPS.
Improved license plate lights.
Added reflective parts.
Liftable & steerable axles.
Fixed axles height & configuration.
Improved trailers shadows.
Fixed fakeshadow.
Improved some textures.
Improved wheel particles.
Improved locale files.
Reworked trailer cables.
Hook position accurated.
Cargos adapted to latest dlc companies.
Deleted unnecesary files.
Other minor corrections.

Credits: CyrusTheVirus, Igor, Peerke145, EED123, Tony1971, Holly, Samson, SheryO, Marc D, Nordisch, Pauli, Arnook, Ventyres, Bora, John Dalton, SMG.