AndrewG:
It could well have been, Scania will build off spec to order if buying new just like Volvo do.
I’m afraid the correct answer is no, followed by yet another no 
I had a 65 MAN at my previous job and that was OK when you got the hang of it. The 63 plate XF I have now has one of the worst gearboxes I’ve had the pleasure of using. Even when I’m empty it feels like I’m still lugging around 20t.