The 2025 Keystone Montana 3915TB is built for those who want unmatched comfort, spacious living, and full-time travel capability in a fifth wheel designed for both adventure and relaxation. With its dual full bathrooms and two full bedrooms, open living space, and premium residential features, this model is perfect for families, full-timers, or anyone who loves to travel in style.

Built for Life on the Road

For over 20 years, Montana fifth wheels have set the standard for luxury and durability. The 3915TB continues this legacy with high-end finishes, superior construction, and a layout designed for modern RV living.

True Four-Season Capability

Designed for year-round travel, the Four-Season Package includes:
✅ Heated & enclosed underbelly to protect tanks and plumbing in cold weather
✅ 12V Electric Tank Heaters to keep water flowing in freezing conditions
✅ Dual high-efficiency A/Cs with heat pump for climate control in any season

Solar-Ready for Off-Grid Adventures

The SolarFlex™ 220 package provides:
☀️ 220W solar panel
☀️ Solar charge controller

Spacious & Functional Interior

Rear Living Area – Enjoy power theater seating, a hide-a-bed sofa, an electric fireplace, and a large smart TV for ultimate relaxation
Gourmet Kitchen – Fully equipped with residential appliances, solid surface countertops, a spacious pantry, and plenty of storage
Master Suite with King Bed – Features a large wardrobe, washer/dryer prep, and direct access to a full private bathroom
Dual Full Bathrooms – A rare feature in fifth wheels, perfect for families or hosting guests

Exterior Features Built for the Road

✔️ Road Armor™ Pin Box & Suspension – For a smoother, more stable towing experience
✔️ Fiberglass Sidewalls & Frameless Windows – Durable, stylish, and built to last
✔️ Rear Ladder & Backup Camera Prep – Added convenience and visibility when maneuvering
✔️ Rear Towing Hitch – Bring along bikes, a small trailer, or extra gear

Whether you’re traveling full-time or taking extended trips, the 2025 Keystone Montana 3915TB offers luxury, functionality, and innovative design—making every journey feel like home.