Just been given. Horsebox I have now idea what the max speed is on the motorway i do 90k but other 7.5ton lorries pass me I was coming up from Liverpool the other week in my 55 plate and was overtaken by another horsebox plated 57 can any help me why I think the speed is 90k but on gov web sites it stats if I don't exceed 7.5 ton I could do 112k please help
