The dashboard plate on my 1970 M35 wo/w states a loaded gvw of 23,030 on highway. I'm not using it commercially and the state gives price changes at 14, 18, 22, and 26000 gvw. I licensed it at 18,000 gvw,(same price as 14,001). My M342A2 is licensed at 26,000 to stay under CDL regulations. I've...