2021 Keystone RV Montana High Country 384br Specs

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This RV's GVWR
16,500 lbs
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Safe Towing Capacity
80%
Under capacity Safe zone Max rating

Mint Score

Overall Score
2.9
out of 5
Tow-Ready Score
3.0/ 5
Living Space & Layout
2.8/ 5
Comfort & Features
3.2/ 5
Storage Space
3.0/ 5
Off-Grid & Campsites
2.7/ 5

About the 2021 Keystone RV Montana High Country 384br

With its spacious design, the 2021 Montana High Country 384BR comfortably sleeps 10, making it an excellent choice for families and friends seeking memorable trips together. At 40.7 feet long and featuring four slide-outs, you'll enjoy a roomy interior that includes a cozy living area with a fireplace and an exterior kitchen for outdoor cooking. Weighing in at 13,226 lbs dry, this fifth wheel is designed for those who value both comfort and capacity, whether you're at the campsite or on the road.

What We Love

Outdoor Kitchen Large Pass-Through Storage High Payload Capacity (2000+ lbs) Exterior Speakers Vinyl Flooring Throughout Rear Living Area Water Heater Bypass

Consider This

Heavy Rig - Requires 3/4-Ton+ Long Rig - Limited Campsite Options High Hitch Weight (1,200+ lbs)

Specifications by Category

View specs, shop products, or tap "More" for details.

Towing & Dimensions

Specs Value Buy Shop All Top 5
GVWR 16500 lbs - - -
Dry Weight 13226 lbs - - -
Hitch Weight 2580 lbs - - -
Payload Capacity 3274 lbs Coil SumoSprings Shop Suspension Kits -
Length 488 in Furrion Backup Camera Shop Cameras -
Width 96 in Clip On Mirrors Shop Mirrors -
Exterior Height 160 in Telescoping Ladder Shop Ladders -
Specs
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GVWR
16500 lbs
Dry Weight
13226 lbs
Hitch Weight
2580 lbs
Payload Capacity
3274 lbs
Details
Recommended
Coil SumoSprings
4.5
Length
488 in
Details
Recommended
Furrion Backup Camera
4.5
Width
96 in
Details
Recommended
Clip On Mirrors
Exterior Height
160 in
Details
Recommended
Telescoping Ladder
4.5

Electrical & Solar

Specs Value Buy Shop All Top 5
Battery Converter Amps 60 - - -
Shore Power 30 Amps - - -
Battery Type 12V Lead-Acid Renogy 100Ah LiFePO4 RV Batteries Top 5
Solar Pre-Wired Optional - - -
Inverter Optional - - -
Specs
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Battery Converter Amps
60
Shore Power
30 Amps
Battery Type
12V Lead-Acid
Details
Solar Pre-Wired
Optional
Inverter
Optional

Tank Capacities

Specs Value Buy Shop All Top 5
Number Of Fresh Water Holding Tanks 1 - - -
Number Of Gray Water Holding Tanks 1 - - -
Number Of Black Water Holding Tanks 1 - - -
Fresh Water Tank Capacity 66 gal - Fresh Water Tanks -
Gray Water Tank Capacity 98 gal - - -
Black Water Tank Capacity 49 gal - Back Water Tanks -
Number Of Propane Tanks 2 - - -
Propane Tank Capacity 60 lbs 30Lb Propane Tank Propane Tank Capacity -
Specs
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Number Of Fresh Water Holding Tanks
1
Number Of Gray Water Holding Tanks
1
Number Of Black Water Holding Tanks
1
Fresh Water Tank Capacity
66 gal
Details
Gray Water Tank Capacity
98 gal
Black Water Tank Capacity
49 gal
Details
Number Of Propane Tanks
2
Propane Tank Capacity
60 lbs
Details
Recommended
30Lb Propane Tank

Tires & Wheels

Specs Value Buy Shop All Top 5
Spare Tire Location Exterior Mounted - - -
Front Brake Type Not Applicable - - -
Rear Tire Speed Rating F - - -
Rear Wheel Diameter 16 - - -
Rear Tire ST235/80R 16F Full Spec - - -
Rear Tire Aspect Ratio 80 - - -
Wheels Composition Aluminum - - -
Rear Brake Type Electric Drum - - -
Rear Tire Width 235 - - -
Specs
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Spare Tire Location
Exterior Mounted
Front Brake Type
Not Applicable
Rear Tire Speed Rating
F
Rear Wheel Diameter
16
Rear Tire
ST235/80R 16F Full Spec
Rear Tire Aspect Ratio
80
Wheels Composition
Aluminum
Rear Brake Type
Electric Drum
Rear Tire Width
235

Heating & Cooling

Specs Value Buy Shop All Top 5
Air Conditioning Type Automatic Dometic 13.5K Air Conditioner Shop All RV AC -
Water Heater Tank Capacity 12 g RV Tank Water Heater RV Water Heaters -
Heater Type Automatic - - -
Water Heater Pump Power Mode Electrical / Propane - - -
Specs
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Air Conditioning Type
Automatic
Details
Recommended
Dometic 13.5K Air Conditioner
4.3
Water Heater Tank Capacity
12 g
Details
Recommended
RV Tank Water Heater
4.4
Heater Type
Automatic
Water Heater Pump Power Mode
Electrical / Propane

Living Room / Bedroom(s)

Specs Value Buy Shop All Top 5
Master Bedroom Shades / Curtains Yes - - -
Number Of Bunk Beds 1 - - -
Number Of Recliner / Rockers 2 - - -
Master Bedroom Flooring Type Vinyl - - -
Master Bedroom Mirror Doors Yes - - -
Number Of Queen Size Beds 2 Queen RV Mattress Shop Mattresses -
Sofa Material Leather - - -
Number Of Bathrooms 1 - - -
Living Area Location Rear - - -
Master Bedroom Door Style Conventional Door - - -
Reclining Sofa No RV Loveseat Recliner Sofa Shop Sofa -
Number Of Convertible / Sofa Beds 3 - - -
Number Of Sofas 2 Tri-Fold Sofa - -
Full Size Master Bedroom Closet Yes - - -
Master Bedroom Location Front / Center - - -
Specs
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Master Bedroom Shades / Curtains
Yes
Number Of Bunk Beds
1
Number Of Recliner / Rockers
2
Master Bedroom Flooring Type
Vinyl
Master Bedroom Mirror Doors
Yes
Number Of Queen Size Beds
2
Details
Recommended
Queen RV Mattress
4.3
Sofa Material
Leather
Number Of Bathrooms
1
Living Area Location
Rear
Master Bedroom Door Style
Conventional Door
Reclining Sofa
No
Details
Recommended
RV Loveseat Recliner Sofa
4.3
Number Of Convertible / Sofa Beds
3
Number Of Sofas
2
Details
Recommended
Tri-Fold Sofa
4.6
Full Size Master Bedroom Closet
Yes
Master Bedroom Location
Front / Center

Living Room / Bedroom(s) Best Sellers

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Kitchen / Dining

Specs Value Buy Shop All Top 5
Refrigerator Size Full-Size - - -
Number Of Oven Burners 3 - - -
Kitchen / Living Area Flooring Type Carpet / Vinyl - - -
Refrigerator Power Mode Electric / Propane - - -
Kitchen Table Configuration Bench Seats - - -
Oven Depth 21 / 533.4 in - - -
Kitchen Location Center - - -
Specs
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Refrigerator Size
Full-Size
Number Of Oven Burners
3
Kitchen / Living Area Flooring Type
Carpet / Vinyl
Refrigerator Power Mode
Electric / Propane
Kitchen Table Configuration
Bench Seats
Oven Depth
21 / 533.4 in
Kitchen Location
Center

Bathroom

Specs Value Buy Shop All Top 5
Toilet Type Porcelain RV Toilet with Sprayer Attachment Toilets Top 5
Bathroom Location Center - - -
Bathroom Flooring Type Vinyl - - -
Specs
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Toilet Type
Porcelain
Details
Buying Guide Top 5 Toilet Type Products
Recommended
RV Toilet with Sprayer Attachment
Bathroom Location
Center
Bathroom Flooring Type
Vinyl

Exterior

Specs Value Buy Shop All Top 5
Awning Length 19 ft/m Awning Fabric Replacement All Awnings -
Number of Awnings 1 Motorized RV Awning Set Shop Awnings -
Leveling Jack Type Front Power / Rear Power - - -
Sidewall Construction Fiberglass - - -
Number Of Emergency Exits 1 - - -
Number of Doors 1 - - -
Door Type Plastic / Glass - - -
Brand Name Furrion - - -
Body Material Aluminum - - -
Specs
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Awning Length
19 ft/m
Details
Recommended
Awning Fabric Replacement
4.6
Number of Awnings
1
Details
Recommended
Motorized RV Awning Set
4.4
Leveling Jack Type
Front Power / Rear Power
Sidewall Construction
Fiberglass
Number Of Emergency Exits
1
Number of Doors
1
Door Type
Plastic / Glass
Brand Name
Furrion
Body Material
Aluminum

Exterior Best Sellers

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Options

Specs Value Buy Shop All Top 5
Satellite No - - -
Battery Power Converter Yes - - -
Water Heater Tank Bypass Yes - - -
Power Retractable Slideout Yes - - -
TV Antenna Prewiring Yes - - -
Heated No - - -
Screened Room No - - -
Cable Prewiring Yes - - -
Overhead Fan Yes Overhead Fan - -
Refrigerator Standard - - -
Air Conditioning Prewiring Yes - - -
Washer / Dryer Prewiring Yes - - -
Surround Sound No - - -
Heat Prewiring Yes - - -
Power Retractable Awning Yes - - -
Satellite Prewiring Yes - - -
Bunkhouse Yes - - -
Metallic No - - -
Wallpaper Yes - - -
Interior Wood Finish Yes - - -
Sliding Glass Door No - - -
Phone Prewiring No - - -
Specs
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Satellite
No
Battery Power Converter
Yes
Water Heater Tank Bypass
Yes
Power Retractable Slideout
Yes
TV Antenna Prewiring
Yes
Heated
No
Screened Room
No
Cable Prewiring
Yes
Overhead Fan
Yes
Details
Recommended
Overhead Fan
4.2
Refrigerator
Standard
Air Conditioning Prewiring
Yes
Washer / Dryer Prewiring
Yes
Surround Sound
No
Heat Prewiring
Yes
Power Retractable Awning
Yes
Satellite Prewiring
Yes
Bunkhouse
Yes
Metallic
No
Wallpaper
Yes
Interior Wood Finish
Yes
Sliding Glass Door
No
Phone Prewiring
No

Entertainment

Specs Value Buy Shop All Top 5
Number Of Televisions 1 Insignia LED HD Alexa TV Shop RV TV's -
Number Of Discs 1 - - -
Speaker Location Interior / Exterior RecPro Exterior Speakers - -
Specs
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Number Of Televisions
1
Details
Recommended
Insignia LED HD Alexa TV
4.3
Number Of Discs
1
Speaker Location
Interior / Exterior
Details
Recommended
RecPro Exterior Speakers
4.4

Entertainment Best Sellers

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Instrumentation

Specs Value Buy Shop All Top 5
Number Of Radios 1 - - -
Specs
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Number Of Radios
1

Interior

Specs Value Buy Shop All Top 5
Material Leather - - -
Specs
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Material
Leather

Quick Overview

Specs Value Buy Shop All Top 5
Parent Company Keystone RV Inc. - - -
Year 2021 - - -
Make Keystone - - -
Display Name Montana High Country 384BR - - -
Class Fifth Wheel - - -
Max Sleeping Count 10 - - -
Number of Slideouts 4 - - -
Introduction Year 2018 - - -
Specs
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Parent Company
Keystone RV Inc.
Year
2021
Make
Keystone
Display Name
Montana High Country 384BR
Class
Fifth Wheel
Max Sleeping Count
10
Number of Slideouts
4
Introduction Year
2018

How We Scored This RV

Our MintRV Rating analyzes over 50 specifications across 5 key dimensions. Each dimension starts at 5.0 points and adjusts based on how this RV's specs compare to others in its class. Below is exactly how we calculated each score for this fifth wheel.

Tow-Ready Score
6.0/10
Base Score 5.0
Spec-based adjustments Based on Fifth Wheel class averages +1.0
Final Tow-Ready Score 6.0
Living Space & Layout
5.5/10
Base Score 5.0
Spec-based adjustments Based on Fifth Wheel class averages +0.5
Final Living Space & Layout 5.5
Comfort & Features
6.3/10
Base Score 5.0
Spec-based adjustments Based on Fifth Wheel class averages +1.3
Final Comfort & Features 6.3
Storage Space
6.0/10
Base Score 5.0
Spec-based adjustments Based on Fifth Wheel class averages +1.0
Final Storage Space 6.0
Off-Grid & Campsites
5.3/10
Base Score 5.0
Spec-based adjustments Based on Fifth Wheel class averages +0.3
Final Off-Grid & Campsites 5.3
About Our Rating Methodology

MintRV Ratings are calculated using verified manufacturer specifications. We compare each RV against others in its class type and weight category. Scores are updated when new specs become available. Learn more about our methodology →

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Frequently Asked Questions

To safely tow the 2021 Keystone RV Montana High Country 384br, ensure your vehicle's rated tow capacity exceeds its GVWR of 16500 lbs. With a dry weight of 13226 lbs and hitch weight of 2580 lbs, most midsize trucks and SUVs can tow it comfortably with a 10-20% safety margin.

This Fifth Wheel has a dry weight of 13226 lbs and a GVWR of 16500 lbs, giving a payload capacity of 3274 lbs for gear, water, and supplies.

The approximate dimensions are length 488 in., width 96 in., and height 160 in. Always confirm clearances for garages, storage, and campsites.

The Montana High Country 384br includes a fresh water capacity of gallons, black water tank(s), and lbs of propane capacity-ideal for off-grid weekends.

Many Montana High Country 384br owners add a weight-distribution hitch, brake controller, leveling system, and portable generator to improve towing comfort. Solar kits, backup cameras, and upgraded tires are also popular upgrades.

With a GVWR of 16500 lbs and dry weight of 13226 lbs, the Montana High Country 384br is light enough for smaller tow vehicles yet rugged enough for light off-road travel. Add solar, extra propane, and a generator for extended off-grid stays.

This floorplan sleeps up to 10 people comfortably - perfect for couples or small families seeking a lightweight, easy-tow Fifth Wheel.

The Montana High Country 384br features body construction with sidewalls and axle(s). Its GVWR of 16500 lbs ensures strength without excessive towing weight.
?? Tip: Always check your vehicle's specific towing capacity in the owner's manual. Consider payload and tongue weight too!

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