2012 Dodge 3500 SRW towing Jayco 334RBTS-which WDH?

I have a 2012 Dodge 3500 SRW 4x4 Crewcab Cummins auto and we are about to purchase a Jayco 334RBTS. The travel trailer weighs 9353 pounds per the yellow sticker with an estimated hitch weight of 1075...