2027 KEYSTONE RV MONTANA 3900RK
| Manufacturer | KEYSTONE RV |
| Brand | Montana |
| Model | 3900RK |
| RV Type | Fifth Wheel |
| Status | New |
| Stock No | Montana 3900RK |
| Length | 43.9 ft. |
| Weight | 17,085 lbs. |
| Sleeps | N/A |
| Interior Color | N/A |
| Slide-outs | N/A |
| Tip-outs | N/A |
| Exterior | N/A |
| Roof Type | N/A |
| Leveling | N/A |
| Suspension | N/A |
| Fresh Water | N/A |
| Grey Water | N/A |
| Black Water | N/A |
Built on a legacy of real-world miles and owner-driven innovation, the 2027 Keystone Montana holds its crown as North America’s #1 selling fifth wheel. Designed for serious full-timers and long-distance travelers, this flagship model pairs a heavy-duty 8K axle towing package with rich residential craftsmanship, proving its reputation season after season.
Heavy-Duty Performance & Campsite Convenience
- Curt TCS Suspension & Axles: Engineered with the Curt TCS suspension system, 8,000 lb. axles with ABS brakes, Helux shock-absorbing pin box, and 17.5" rims with H-load range tires.
- Ultimate Utility Control: Features electric dump valves, full unit water manifold system, integrated water filtration system, 50-amp power cord reel, and secondary awning/slide switches.
- Expanded Exterior Storage: 10 exterior baggage doors, dual-action pass-through slide tray, customizable dual rear slide trays, and an exterior slide-out 50" 4K Smart TV.
- Smart Travel Access: Enjoy full travel-mode access to the refrigerator and bathroom without opening main slides.
Unrivaled Gourmet Kitchen & Living Space
- Chef’s Waterfall Island: Solid-surface waterfall island, free-standing 4-burner range with a massive 3.7 cu. ft. oven, 30” convection microwave, and heat vents hidden in cabinet bases.
- Smart Pantry Solutions: Full pantry with dedicated coffee station/hutch, plus hidden pantry shelving concealed behind the living room TV.
- Residential Craftsmanship: Stained/painted hardwood cabinets with soft-close doors and drawers, frameless windows with interior wood framing, and built-in blackout shades.
- Luxe Entertainment: Dual 5K BTU electric fireplaces (living room and master bedroom), 4K Smart TVs in the living room, bedroom, and exterior, supported by a JBL soundbar with subwoofer.
Master Suite & Spa Bathroom
- Master Bedroom Luxury: Bed-slide window above the headboard, multi-functional deskette, 10 deep bedroom drawers, battery-powered vacuum, and a jewelry box with vanity mirror and hidden safe.
- Spa-Inspired Bath: L-shaped solid-surface counter, dedicated bathroom window for natural light and fresh air, and a spacious glass-door shower.
Keystone Engineering & All-Weather Protection
- High-Capacity Climate Control: 101” wide-body frame with a 3-A/C system (18.5K Furrion Chill Cube main + two 13.5K units), 35K BTU furnace, 60K BTU on-demand water heater, and 12V heated tank pads.
- Proprietary Technology: HyperCore™ composite sidewalls, SolarFlex Protect 220, GIGGY BOX 12V distribution, KeyTV, Winegard 360+, and MY KEYSTONE app integration.
- Industry-Leading Coverage: Backed by Keystone’s 5-year structural warranty and transferable manufacturer warranties.
Ready to travel with North America's most trusted fifth wheel?
Additional Costs applicable: Freight and PDI $1295, $26-$39 Tire Levy, $495 Documentation Fee, 7% PST and 5% GST. Financing available On Approved Credit. Financing charges may vary by applicant, term, age of unit and amount to be financed. The fees associated with financing include but are not limited to finance charges, lien registration fees and placement documentation fees.

