HVAC
15,000 BTU Air Conditioning
Stay cool in any climate with powerful cooling capacity.
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Complete Specifications
Complete Fifth Wheel Specifications
2026 Keystone RV Montana High Country Overview
Introducing the 2026 Keystone RV Montana High Country 381TB, a fifth-wheel designed for the adventurous family. With a spacious layout that sleeps 7, this new model provides an exceptional experience on the road. Measuring 42.42 ft in length and a dry weight of 14,451 lbs, it offers easy towing and maneuverability for your journeys. Enjoy the comforts of home with a GE Energy Star Residential Refrigerator featuring an ice maker and a luxurious shower with a seat. The 15,000 BTU air conditioning and 35,000 BTU heater ensure year-round comfort. Experience the great outdoors without sacrificing comfort. Schedule your tour today!
Premium Features & Highlights
Spacious Interior Layout
Sleeps 7 for Family Adventures
15,000 BTU Air Conditioning for Year-Round Comfort
GE Energy Star Residential Refrigerator with Ice Maker
Luxurious Shower with Seat
Overview
Vehicle Identification & Details
8 specifications available
- Category
- Fifth Wheel
- Condition
- new
- Floorplan
- 381TB
- Make
- Keystone RV
- Model
- Montana High Country
- Stock Number
- MT0747
- VIN
- 4YDFHMU22TA740747
- Year
- 2026
Size & Weight
Dimensions, Weight, Construction & Exterior
7 specifications available
- Dry Weight
- 14,451 lbs
- Length
- 42.42 ft
- Width
- 8 ft
- Awnings Count
- 0
- Doors Count
- 1
- Primary Color
- White
- Slides
- 4
Sleeping & Layout
Beds, Layout, Living & Comfort
12 specifications available
- Available Beds
- King, Queen
- Bunk Beds Count
- 0
- Convertible Beds Count
- 0
- Double Beds Count
- 0
- Full Beds Count
- 0
- King Beds Count
- 0
- Primary Bedroom Location
- Front
- Queen Beds Count
- 0
- Sleeps
- 7
- Has Primary Bedroom Window Shades
- Yes
- Recliners Count
- 0
- Sofas Count
- 0
Kitchen & Dining
Cooking, Dining & Appliances
5 specifications available
- Microwave
- Yes
- Stovetop Burners
- 3
- Refrigerator Size
- 18
- Refrigerator Type
- GE Energy Star Residential with Ice Maker
- Washer Dryer Prep
- Yes
Bathroom & Facilities
Comfort & Privacy
4 specifications available
- Bathrooms Count
- 1
- Has Bathroom Vent
- Yes
- Has Medicine Cabinet
- Yes
- Shower Type
- Shower w/Seat
Water Systems
Tanks & Plumbing
8 specifications available
- Black Water Capacity
- 98 gal
- Black Water Tanks Count
- 1
- Fresh Water Capacity
- 75 gal
- Fresh Water Tanks Count
- 1
- Gray Water Capacity
- 135
- Gray Water Tanks Count
- 1
- Has Water Heater Bypass
- Yes
- Water Heater Type
- On Demand
Power & Electrical
Electrical, Entertainment & Safety
11 specifications available
- Ac Prewiring
- Yes
- Cable Prewiring
- Yes
- Electrical Service
- 50 amp
- Has Battery Converter
- Yes
- Heat Prewiring
- Yes
- Satellite Prewiring
- Yes
- Tv Antenna Prewiring
- Yes
- Washer Dryer Prewiring
- Yes
- Radios Count
- 0
- Televisions Count
- 0
- Tv Info
- LR 50" LED Smart TV
Climate Control
Heating & Cooling
2 specifications available
- Ac Btu
- 15,000 BTU
- Heater Btu
- 35,000 BTU
* 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
75-Gallon Fresh Water Tank
Extended off-grid capability for longer trips.
Plumbing
98-Gallon Black Water Capacity
Designed for prolonged travel with less frequent dumping.
Ready for Your Next Adventure?
Experience the freedom of the open road with your next RV adventure
Payment Calculator
Estimate your monthly payments
from $632/mo
Estimated • 20% down
Schedule Tour
See this RV in person at our showroom
Showroom Hours
Mon-Fri: 9AM-6PM
4503 Bristol Hwy Johnson City, TN 37601
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.
$88,600
est $588/mo