Changelog v2.3
- 1.39 support
- Implementation of drivetrin revision by galimim
- New V8 engines including 770 hp
- Small fixes and stuff i already forgot

Changelog v2.2
- 1.38 support
- Roof Horns
- Changable Fog Lights
- Small fixes and stuff i already forgot

Changelog v2.1
Update for 1.37
and some other stuff
- fixed 6x Long V8 Sideskirts
- fixed 6x Short skirt (bad texture)
- fixed window flags placement (R/S Series)
- removed unfinished rigid S-series chassis
- some more small fixes
- SW verion is updated too.
- UV problem and collisions on 6x2/4 fixed

Changelog v2.0
The 2.0 update obviously brings in the long avaited P and G Series, but there are also some nice additions.
This is the changelog (or atleast all the things i remembered)
- P cab (made in kind coopereation with Yukine, hats off to him)
- G cab (own development)
- New spoilers system (roof and side deflectors are bought separetly now)
- New 65 cm spoiler (P and G only now)
- Raised options for spoilers
- New rear fender system (fender top is bought separetly now)
- New medium-height fender top (doesn't clip with trailers)
- New side storage options
- Changed 5th wheel
- 540 hp engine option
- Air filter as separate accessory
- localization tweaks
- Reworked side panels
- a small extra accessory (try to find it ;) )

WARNING!
THIS UPDATE BRINGS SERIOUS CHANGES TO THE PREVIOUS MODEL, IT IS HIGHLY RECOMMENDED TO SELL YOUR TRUCKS IN GAME BEFORE UPDATING. OTHERWISE YOU MIGHT FACE MISSING PARTS OR A GAME CRASH

A couple of disclaimers:
- Not all of the announced features are included in this update: 40mm bumper, top exhausts, rigids are not ready.
- Mighty Griffin DLC support for P & G series will follow a bit later (needs more polishing and tweaks)

This mod  work on  1.39

Link 3 Addon DLC HS Shoch
Link 4 Addon DLC Cabin Accessories 

Credits: 
Eugene