Avalanche has a new roof installed in 2016.Also is equipped with an aftermarket Level Up (LC1 Level Up system by Lippert Manufacturing) system that auto levels your unit when you arrive at a campsite or storage unit, super easy setup, see pictures, there are six legs that come down to level the unit.Good tread on the tires - New in 2016.The master bedroom with full bath is in the front, then in the back, there is a bunk room with a half bath.There is an outdoor kitchen which is very convenient.Toppers on all four slide outs....