2017 Keystone Montana 5th wheel- Purchased in 1/2018 as a dealer model leftover. has been a reliable RV. I have used it for temporay housing while working construction since 2018. The unit has had the following items replaced over the years: Convection Oven, Gas Oven, Radio, Front Fireplace, Rear Roof AC/Heat Pump, 4 Tires, Installed additionally: Generator Auto start, Generator, Center 3rd AC Unit, 2-40lb Propane Tanks. This unit has been in Western NC and South Carolina for its entire life. Should make anyone interested, A reliable, Adventure-seeking camper, As well as temporary housing for the person who works away from home. My position in my company does not require me to be on location.