The Keystone Montana 3900RK luxury fifth wheel is designed to bring residential comfort and upscale amenities wherever your travels take you! The spacious rear kitchen features abundant counter space, premium appliances, a large pantry, residential refrigerator, convection microwave, and a pull-out dinette, making every meal feel like home. In the living area, you’ll enjoy an L-shaped sofa, entertainment center with a 55" 4K Smart TV, fireplace, and panoramic windows for incredible views at every destination. There’s even an exterior pull-out TV so you can relax outdoors while enjoying the big game or your favorite movie.
The front master suite offers a true retreat with a king bed, ample wardrobe storage, washer/dryer prep, and even a cozy bedroom fireplace. A spacious full bath with dual sinks and a large residential-style shower provides added convenience, while the mid-coach half bath is perfect for guests. With four slide-outs, dual power awnings, heated and insulated underbelly, hydraulic leveling system, and available solar packages, the Montana 3900RK is built for extended stays and full-time comfort in every season.
When it comes to luxury fifth wheels, the Montana lineup continues to impress with residential-inspired design, premium construction, and modern technology throughout. Features like frameless tinted windows, tank heaters, upgraded suspension options, high-capacity climate control systems, and advanced towing stability help create a smooth and comfortable travel experience. Whether you’re planning weekend getaways or full-time adventures, the Keystone Montana 3900RK delivers the perfect combination of luxury, storage, entertainment, and four-season capability for life on the road.
Specifications
Length
43 ft 10 in
Sleeps
6 people
Slideouts
4
Unit features & options
- Large rear kitchen with residential counter space
- Solid-surface countertops and backsplash
- Pull-out desk/dinette with four chairs
- L-shaped living room seating
- Fireplace in living room and bedroom
- Bath-and-a-half layout
- Front master suite
- King bed
- Large wardrobe and washer/dryer closet
- Exterior entertainment setup
- 55" 4K Smart TV with JBL soundbar
- Massive pantry and storage areas
- Four-season insulation package
- Heated and enclosed underbelly
- Tank heating pads for cold weather camping
Full specifications
Get more info
2026 Montana 3900RK
Dealer information
The Keystone Montana 3900RK luxury fifth wheel is designed to bring residential comfort and upscale amenities wherever your travels take you! The spacious rear kitchen features abundant counter space, premium appliances, a large pantry, residential refrigerator, convection microwave, and a pull-out dinette, making every meal feel like home. In the living area, you’ll enjoy an L-shaped sofa, entertainment center with a 55" 4K Smart TV, fireplace, and panoramic windows for incredible views at every destination. There’s even an exterior pull-out TV so you can relax outdoors while enjoying the big game or your favorite movie.
The front master suite offers a true retreat with a king bed, ample wardrobe storage, washer/dryer prep, and even a cozy bedroom fireplace. A spacious full bath with dual sinks and a large residential-style shower provides added convenience, while the mid-coach half bath is perfect for guests. With four slide-outs, dual power awnings, heated and insulated underbelly, hydraulic leveling system, and available solar packages, the Montana 3900RK is built for extended stays and full-time comfort in every season.
When it comes to luxury fifth wheels, the Montana lineup continues to impress with residential-inspired design, premium construction, and modern technology throughout. Features like frameless tinted windows, tank heaters, upgraded suspension options, high-capacity climate control systems, and advanced towing stability help create a smooth and comfortable travel experience. Whether you’re planning weekend getaways or full-time adventures, the Keystone Montana 3900RK delivers the perfect combination of luxury, storage, entertainment, and four-season capability for life on the road.
Specifications
Length
43 ft 10 in
Sleeps
6 people
Slideouts
4
Unit features & options
- Large rear kitchen with residential counter space
- Solid-surface countertops and backsplash
- Pull-out desk/dinette with four chairs
- L-shaped living room seating
- Fireplace in living room and bedroom
- Bath-and-a-half layout
- Front master suite
- King bed
- Large wardrobe and washer/dryer closet
- Exterior entertainment setup
- 55" 4K Smart TV with JBL soundbar
- Massive pantry and storage areas
- Four-season insulation package
- Heated and enclosed underbelly
- Tank heating pads for cold weather camping
Full specifications
Get more info
2026 Montana 3900RK
