I really like what you've made of this game, feels a lot more challenging now. I love the reworked maps and the level system. And i like that you have to drive careful now or else you will lose cargo or even tear off the trailer. What makes the last part a bit too difficult though in my opinion, is that you have no grip on hills so you're forced to go fast to get over them.
Something small i've noticed also, Ice doesn't have a weight in the market
this is what a full load of ice looks like: