New 2026 Keystone RV Montana High Country 377FL Fifth Wheel

FRONT LIVING ROOM, LOFT FOR THE KIDS AND SO MUCH MORE!
Virtual Tour Front Living Inverter
2026 377FL Features and Options

 

INCLUDES 2 RV DEEP CYCLE BATTERIES-UPGRADE TO TWO 100 AMP BATTLE BORN HEATED LITHIUM SMART BATTERIES AND THE SMART HUB MONITOR FOR $2,499!

 

INCLUDES SOLAR FLEX DISCOVER 440 WATT SOLAR/INVERTER PACKAGE!

 

This Keystone Montana High Country fifth wheel 377FL includes these options:

  • Arlington Interior Decor
  • 2 RV Deep Cycle Batteries-Lithium Upgrade Available!
  • $350 In Store Parts Credit
  • Camper College Orientation
  • Ozark Shadow Edition
  • Solar Flex Discover 440 Watt Solar/Inverter Package
  • 16 Cubic Foot 12 Volt Fridge
  • Free Standing Dinette & Chairs
  • Automatic Leveling System
  • Unique Dual Entry
  • Loft Over Bedroom
  • Rear Private Bedroom
  • Four Slides
  • Patent-Pending Windshield

 

Include all of your favorite people on your next adventure in this Montana High Country fifth wheel! Not only is there a rear private bedroom with a king-size bed for you, but there is also a loft above with stairs that take you to the bunk mats. Now your kids will have their own space too. You can even host a few other travelers up front in the separate living room on the two hide-a-bed sofas. This area will be perfect for cozy sleeping because of the fireplace, and you can even watch a movie as you drift off to sleep because of the 50" LCD TV too. The full bathroom has a pivot-hinge door and a 48" x 30" shower with seat, and the kitchen has a breakfast bar that you can sit at to eat your cereal each morning

 

Live the high life with a Keystone Montana High Country fifth wheel! You'll have all the luxury you need with these units. They come with a Road Armor™ shock absorbing hitch pin, a MaxTurn™ front cap with KeyShield™ automotive-grade paint, a fully walkable roof with Alpha seamless TPO membrane system, and an insulated underbelly with forced hot air and electric tank heaters. The Road Armor™ suspension has 360° vibration control for a smooth ride, and the Ground Control® four-point electric auto-leveling with hitch memory will make set-up quite easy. The interior is elegantly appointed with the Thomas Payne Collection furniture, hardwood decorative slide-out fascia, Beauflor® vinyl throughout with Syntec® woven flooring in main slide outs, accent crown molding, and Sandstone Maple cabinetry. 

What Our Customers Are Saying

The team never made us feel pressured

After over 20 plus years we found Schieks RV, in Manitowoc and we are so glad we did, Tina was knowledgable and genuine you can tell she truly wants what is best for you and cares just like she would if buying a camper/fifth wheel for herself.

We met the service team when first looking at the fifth wheel and again at walk through making sure everything was set for us, explaining everything and
- Allan
Price: $115,925
You Save: $28,978
Sale Price: $86,947
D&D RV Center, LLC
Location: Helena, MT
Stock# N5M0027
To get help now on this RV, call and enter the RV ID if prompted.
RV ID: 2923873#
(enter this ID if prompted)
2026 377FL Specifications
Sleeps 8
Slides 4
Length 41 ft 11 in
Ext Width 8 ft
Ext Height 13 ft 4 in
Interior Color Arlington
Hitch Weight 2620 lbs
Dry Weight 13890 lbs
Cargo Capacity 3107 lbs
Fresh Water Capacity 75 gals
Grey Water Capacity 78 gals
Black Water Capacity 39 gals
Tire Size ST235/80R16G
Furnace BTU 35000 btu
Available Beds King
Refrigerator Type 12 Volt
Refrigerator Size 16 cu ft
Cooktop Burners 3
Shower Size 48" x 30"
Number of Awnings 1
Axle Weight 7000 lbs
LP Tank Capacity 30 lbs
Water Heater Type On Demand
AC BTU 15000 btu
TV Info LR 50" LCD TV
Awning Info 19' Electric with LED Lights
Axle Count 2
Washer/Dryer Available Yes
Number of LP Tanks 2
Shower Type Shower w/Seat
Electrical Service 50 amp
For more information Contact Us

Montana High Country 377FL Reviews

Be the first to tell other RVers what you think about this RV  Write a Review
Similar RVs and Floorplans

Loading

.

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.