Electrical
Solar Ready
Prepare for off-grid adventures with solar panel capabilities.
2026 Keystone Montana 3900RK
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Warranty Forever Included!
1 / 1
Warranty Forever Included!
1 / 1
Warranty Forever Included!
Floorplan Layout
Detailed floor plan showing the complete layout and dimensions
Floorplan
Complete Fifth Wheel Specifications
2026 Keystone Montana Overview
The 2026 Keystone Montana 3900RK is a remarkable fifth wheel that embodies luxury and comfort for your travels. With a spacious length of 44 ft, this model is designed to accommodate up to 4 people, making it perfect for family adventures or getaways with friends. The rear kitchen layout enhances the cooking experience, while the dual bathrooms provide added convenience. Enjoy modern amenities like a powerful climate control system and a 12V refrigerator. With a dry weight of 17,085 lbs and a GVWR of 19,405 lbs, it's built for easy towing. Experience the freedom of the open road with this exceptional fifth wheel. Schedule your tour today!
Premium Features & Highlights
Spacious Interior Layout
Rear Kitchen for Enhanced Cooking Experience
Dual Bathrooms for Added Convenience
Powerful Climate Control for Year-Round Comfort
Solar Ready for Off-Grid Adventures
Select a category to view specs
Overview
Vehicle Identification & Details
9 specifications available
- Category
- Fifth Wheel
- Condition
- new
- Floorplan
- 3900RK
- Make
- Keystone
- Manufacturer
- keystone
- Model
- Montana
- Stock Number
- MO0974
- VIN
- 4YDFM0V29T4700974
- Year
- 2026
Size & Weight
Dimensions, Weight, Construction & Exterior
9 specifications available
- Dry Weight
- 17,085 lbs
- GVWR
- 19,405 lbs
- Length
- 43.8 ft
- Width
- 8.4 ft
- Awning Length Ft
- 32 ft
- Awnings Count
- 2
- Has Power Awning
- Yes
- Primary Color
- Frontier Gold
- Slides
- 4
Sleeping & Layout
Beds, Layout, Living & Comfort
14 specifications available
- Available Beds
- King
- Bedroom Count
- 1
- Bunk Beds Count
- 0
- Convertible Beds Count
- 0
- Double Beds Count
- 0
- Full Beds Count
- 0
- King Beds Count
- 1
- Loft Beds Count
- 0
- Primary Bedroom Location
- Rear
- Murphy Beds Count
- 0
- Private Bedroom
- Yes
- Queen Beds Count
- 0
Kitchen & Dining
Cooking, Dining & Appliances
9 specifications available
- Kitchen Location
- Rear
- Oven
- Yes
- Stovetop Burners
- 4
- Oven Stove Layout
- Freestanding
- Range Type
- Freestanding
- Refrigerator Power Mode
- 12V
- Refrigerator Size
- 20 cu ft
- Refrigerator Type
- 12V
- Washer Dryer Prep
- Yes
Bathroom & Facilities
Comfort & Privacy
4 specifications available
- Bathroom Location
- Front
- Bathroom Type
- Bath and a Half
- Bathrooms Count
- 2
- Shower Type
- Standard
Water Systems
Tanks & Plumbing
6 specifications available
- Black Water Capacity
- 100 gal
- Fresh Water Capacity
- 77 gal
- Gray Water Capacity
- 150
- Has Tankless Water Heater
- Yes
- Water Heater Power Mode
- Dual mode
- Water Heater Type
- On Demand
Power & Electrical
Electrical, Entertainment & Safety
6 specifications available
- Solar Ready
- Yes
- Electrical Service
- 50 amps
- Radio Brand
- JBL
- Sound System
- Yes
- Televisions Count
- 1
- Tv Info
- LR 55" 4K Smart TV
Climate Control
Heating & Cooling
5 specifications available
- Ac Btu
- 31,500 BTU
- Ac Type
- Roof
- Air Conditioning
- Yes
- Heater Btu
- 35,000 BTU
- Heater Type
- Forced air
* Vehicle specifications listed to the best of our knowledge. All specifications, features, and information are provided by the manufacturer. A&L RV Sales is not responsible for manufacturer defects, specification changes, or recalls. Buyers should verify all information directly with A&L RV Sales.
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Built to Last
Superior construction for years of adventures
Plumbing
Tankless Water Heater
Enjoy endless hot water for showers and cleanup.
Ready for Your Next Adventure?
Experience the freedom of the open road with your next RV adventure
Payment Calculator
Estimate your monthly payments
from $877/mo
Estimated • 20% down
Schedule Tour
See this RV in person at our showroom
Showroom Hours
Mon-Fri: 9AM-6PM
4305 Hwy 45N Jackson, TN 38305
Trade-In Value
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Trade Evaluation
Dealer assessment
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. We are not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.
$122,003
est $816/mo