Seller Number: 740828. For sale by owner 2014 40 ft. Keystone Montana 3900FB w/3 slides. Immaculate condition Like brand new. Adult owned no children, pets or smoking. I have all the specs almost too much to list here. 3 slideouts, auto leveling, queen size bed and 2 bathrooms ,2 upgraded leather recliners and sofa, kitchen island, washer and dryer connection, sleeps 6, and much more. View in Denison, Tx near Lake Texoma in Denison, Tx . Selling because too large for my situation. Currently registered. Title in hand. Will trade for truck or SUV. Call Craig 903-815-5831.