Wanted the tradesman for the floor console and manual 4x4 shifter. However I am looking to upgrade my gauge cluster to the 7 inch cluster. Has this been done by anyone? Does anyone know the part number if I order it from the dealership? Are used ones available? Also want to upgrade to...

I know there are similar posts to this one, however I am looking for a straight forward answer to a question. I have a 2001 Dodge Ram 2500 5.9 Cummins 4x4. What are the largest tires that can fit, without removing anything or leveling, without any rub? I am wanting to upgrade to 18 inch wheels...