It turned out great - we were able to spot quite a bit of elk by the stagecoach area. Late season and weird snow pack made travel deep in the sarvis tough. It would of helped to have snow shoes, but given the time of year and the snow pack up high, it was very challenging if you wanted to go...
I like to carry two types of sleeping bags in the truck in case the weather changes, i carry two first aid kits one for the field and a more comprehensive one for the truck. Since you will be in MT, i'd consider bear spray and a good sidearm. Also all the coolers you will need for meat storage...