2014 KZ RV Durango D355RL, 2014 KZ RV Durango D355RL The Durango was created for the experienced RVer who wants all the necessities in an RV and more. Durango units feature a master bedroom slide-out, solid wood raised panel cabinet doors, and solid surface countertops. The Durango is available in 7 floorplans that range in length from 33' 10" to 40' 2".