Plumbing
70-Gallon Fresh Water Tank
Extended off-grid capability for longer trips.
2025 Keystone Montana 3901RK
1 / 2
90 Day Limited Warranty
1 / 2
90 Day Limited Warranty
1 / 2
90 Day Limited Warranty
Floorplan Layout
Detailed floor plan showing the complete layout and dimensions
Floorplan
Complete Fifth Wheel Specifications
2025 Keystone Montana Overview
The 2025 Keystone Montana 3901RK is a remarkable fifth wheel that offers both luxury and functionality for your travels. With a spacious length of 42 ft and a dry weight of 14,541 lbs, this model is designed to accommodate up to 4 people comfortably. The rear kitchen and living area layout provide a welcoming atmosphere, perfect for entertaining or relaxing after a day of adventure. Equipped with a residential refrigerator and five slides, it maximizes space and convenience. Enjoy the serenity of your surroundings with the powerful climate control system. Embrace the freedom of the open road with this exceptional fifth wheel. Contact us to learn more!
Premium Features & Highlights
Sleeps 4 for Comfortable Family Getaways
Rear Kitchen Design for Culinary Enthusiasts
Five Slides for Expanded Living Space
Residential Refrigerator with Ice Maker
Convenient Washer/Dryer Prep for Extended Trips
Select a category to view specs
Overview
Vehicle Identification & Details
8 specifications available
- Category
- Fifth Wheel
- Condition
- used
- Floorplan
- 3901RK
- Make
- Keystone
- Model
- Montana
- Stock Number
- UT0987A
- VIN
- 4YDFM0U27S4700987
- Year
- 2025
Size & Weight
Dimensions, Weight, Construction & Exterior
28 specifications available
- Dry Weight
- 14,541 lbs
- GVWR
- 16,800 lbs
- Height Closed Ft
- 13.4
- Length Closed Ft
- 42.3
- Length
- 42.3 ft
- Width
- 8 ft
- Awning Length Ft
- 19 ft
- Awnings Count
- 1
- Backup Lights
- Yes
- Baggage Door
- Magnetic Baggade Door Catches
- Body Material
- Aluminum
- Construction Type
- All-Aluminum / All-Tube / Cage Frame
Sleeping & Layout
Beds, Layout, Living & Comfort
26 specifications available
- Available Beds
- King
- Bedroom Count
- 0
- Bunk Beds Count
- 0
- King Beds Count
- 1
- Primary Bedroom Location
- Front
- Private Bedroom
- Yes
- Queen Beds Count
- 0
- Sleeps
- 4
- Accent Lighting
- Yes
- Ceiling Fan
- YES
- Central Vacuum
- YES
- Day Night Shades
- yes
Kitchen & Dining
Cooking, Dining & Appliances
11 specifications available
- Dinette
- Yes
- Microwave
- Yes
- Has Overhead Fan
- Yes
- Kitchen Island
- Yes
- Kitchen Location
- Rear
- Kitchen Table Config
- Dinette
- Oven
- Yes
- Stovetop Burners
- 3
- Refrigerator Size
- 18 cu ft
- Refrigerator Type
- Residential w/Ice Maker
- Washer Dryer Prep
- Yes
Bathroom & Facilities
Comfort & Privacy
5 specifications available
- Bathroom Type
- Full
- Bathrooms Count
- 1
- Has Bathroom Vent
- Yes
- Shower Door Type
- Glass
- Shower Type
- Standard
Water Systems
Tanks & Plumbing
9 specifications available
- Black Water Capacity
- 88 gal
- Fresh Water Capacity
- 70 gal
- Fresh Water Tanks Count
- 2
- Gray Water Capacity
- 88
- Gray Water Tanks Count
- 1
- Water Filter
- yes
- Water Heater Capacity Gallons
- 16 gal
- Water Heater Power Mode
- Gas/Electric
- Water Heater Type
- Gas/Electric Quick Recovery
Power & Electrical
Electrical, Entertainment & Safety
12 specifications available
- Electrical Service
- 50 amp
- Washer Dryer Prewiring
- Yes
- Televisions Count
- 2
- Tv Info
- LR 50" Smart TV, BR 32" LCD TV
- Usb Charging
- Yes
- Backup Camera
- Yes
- Backup Camera Prewiring
- Yes
- Carbon Monoxide Detector
- Yes
- Egress Window
- Yes
- Fire Extinguisher
- Yes
- Safety Glass
- yes
- Smoke Detector
- Yes
Climate Control
Heating & Cooling
7 specifications available
- Ac Btu
- 30,000 BTU
- Ac Type
- Ducted
- Air Conditioners Count
- 3
- Air Conditioning
- Yes
- Fantastic Fan
- 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
88-Gallon Black Water Capacity
Robust waste storage for extended adventures.
Ready for Your Next Adventure?
Experience the freedom of the open road with your next RV adventure
Payment Calculator
Estimate your monthly payments
from $596/mo
Estimated • 20% down
Schedule Tour
See this RV in person at our showroom
Showroom Hours
Mon-Fri: 8:30 AM - 5 PM, Sat: 8:30 AM - 4 PM, Sun: Closed
130 Capital Way Christiana, TN 37037
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.
$82,981
est $586/mo