split rims and tube tires

[vinneys69]

Hi i'm new bought a 69 c30 with weekender camper it has inner tubes on all 6 the front have split rims back are dualley are they any good ? should i replace just split rims or replace all with non inner tube type? i plan on going to pueblo co from rancho cucamonga ca in may also once in co i will change to flat bed for hauling will the dualley rears be better or one larger on each side any info will be helpful Thanks VINNEY