any 245 85 16 LOAD E tires 4 duelly w/ camper?

[drives mopars]

i now have cooper 235 85 16 load
range e since i carry a 4000 lb camper
i want to go up one size in height

not width , but still want E load
or 10 ply

any one know of any tires??
bill

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1993 w350 ex cab, banks,nv 4500 in
open exaust, pw Injectors are in. Big rig flaps,tach in,.Its loud and goes ok, for a 93,Ham radio Call KK6dm
has ability to communicate any where in the world.Headliner shelf
5 antenna's