2022 Keystone Montana 3121RL 5th wheel trailer






Hidden cabinet hinges

Solid hardwood slide-out fascia

6' 6"" tall main slide-outs

Full perimeter crown molding: living area, kitchen and bathroom hallway

Shaw carpet with R2X Protection

Flush-mounted LED interior Lights

Day & night roller shades

Tri-fold hide-a-bed sofa

Theatre seating with power recliners, massage and seat warmers

LED motion sensor light at steps




18 cu. ft. 4-door RV refrigerator (select models)

French door residential refrigerator with ice maker and 1000 watt inverter (select models )

Full extension drawer guides

Pull out kitchen trash can (select models)

Tumbled stone backsplash

Solid surface kitchen countertops (Residential Living Package)

Solid surface flush-mount sink covers (Residential Living Package)

Sink cover storage below kitchen sink (Residential Living Package)

Deep 60/40 stainless steel sink (Residential Living Package)

High-rise faucet with integrated pull out sprayer (Residential Living Package)

30"" over-the-range convection/microwave oven (Residential Living Package)

Furrion RV Chef Collection 9000 BTU oven with auto-ignite (Residential Living Package)

Furrion RV Chef Collection cooktop (Residential Living Package)

Wall-mounted, free standing dinette with two (2) fixed and two (2) folding chairs (n/a 3740/41FK) (Residential Living Package)

Chair Buddy to secure dinette chairs (n/a 3740/41FK)

Central vacuum with interior and exterior ports plus toe kick sweep (Residential Living Package)

Motion sensor LED light in pantry (select models)

Power vent fan with rain sensor (Four Season Living Package)

Led accent lighting below kitchen countertops




Jensen DVD/CD/MP3 entertainment system with Bluetooth

Marine grade exterior speakers

EXCLUSIVE KeyTV satellite prep (Residential Living Package)

Omnidirectional Rooftop Antenna with 4G LTE / Wi-Fi Prep (Residential Living Package)

Jensen 50"" HD LED TV in living area (Residential Living Package)

Jensen 32"" HD LED TV in bedroom (Residential Living Package)




60"" x 80"" Queen Bed

Reading lights over bed

Massive storage under bed

Wood TV cabinet

Denver Mattress

Two (2) bedside electrical outlets (Residential Living Package)

Bedside night stands (Residential Living Package)

Prepped for combo or stackable washer/dryer with separate 20 AMP circuits for each appliance (Residential Living Package)

Barn door with magnetic latch

Motion sensor LED light in bedroom closet

Easy sweep vinyl flooring ipo carpet

Laundry hamper (select models)

Six drawer extra capacity dresser

Folding dinette chair storage in washer / dryer closet




Sky light over shower (Four Season Living Package)

12-Gallon dsi gas/electric water heater with 16.2 GPH Fast recovery (Four Season Living Package)

Undermount sink

Solid surface countertop

Three (3) Drawers one (1) door vanity

Brushed nickel shower head and faucet

Seamless 48"" x 30"" fiberglass shower

Porcelain foot flush toilet

50 AMP Service (Residential Living Package)

75 AMP converter with Charge Wizard technology (Residential Living Package)

Power vent fan with rain sensor (Four Season Living Package)




Unified wiring standard: each wire color-coded and numbered

5"" Arched roof rafters

Welded aluminum framed walls and floors

Laminated sidewalls with dual layered luan and metal backing strips to anchor interior cabinets

Seamless 5/8"" thick floor decking

Powder coated 12"" steel I-beam frame

Seamless roto-cast holding tanks

Double-insulated laminated rear wall




35,000 btu Furnace (Four Season Living Package)

3""x 14"" in-floor straight line heat duct system (Four Season Living Package)

15,000 Btu Whisper Quiet main air conditioner system, bedroom (Four Season Living Package)

15,000 Btu Whisper Quiet main air conditioner system, living room (Four Season Living Package)

Wired and framed for 3rd air conditioner (Four Season Living Package)

16,500 Btu heat pump on main air conditioner (Four Season Living Package)

Tested and approved for 0 degree usage (Four Season Living Package)

Two attic vents for cross-ventilation (Four Season Living Package)

R-38 equivalent insulated roof (Four Season Living Package)

R-21 equivalent insulated floor (Four Season Living Package)

R-15 equivalent insulated slide out floors (Four Season Living Package)

R-11 equivalent insulated sidewalls (Four Season Living Package)

Insulated and heated holding tanks and dump valves (Four Season Living Package)

Insulated in-floor water lines (Four Season Living Package)

Enclosed and heated low point drains (Four Season Living Package)

12V electric tank heaters (Four Season Living Package)

12v Ceiling fan with wall controls (n/a 3760/3761FL, 3790/3791RD) (Four Season Living Package)

48"" LED Fireplace (n/a 3560/3561RL) (Four Season Living Package)





Max Turn front cap and radius frame with Hitch Vision

Hitch Vision mirror

Road Armor pin box

Prepped for rear view camera

EXCLUSIVE Road Armor suspension

Sailun G-range tires with 6-year manufacturer warranty

Heavy duty wet bolt kit with bronze bushings and 1/2"" shackle links

16"" 8-lug aluminum wheels (110 psi)

7000 lb. Dexter E-Z lube axles with self adjusting brakes

Back-up lights

Undermount spare tire and carrier




Automotive paint with 2-layers of clear coat on fiberglass front cap

High-gloss gel coated sidewalls and rear wall

Automotive frameless safety glass windows

Extra large fold away entry handle

Rear roof ladder

Roof mounted solar prep

Slam latch pass-through storage compartment doors

Extra large (30"" wide by 78"" tall) entry door with friction hinge and integrated window shade (Residential Living Package)

Enormous drop-frame pass-through storage compartment (Residential Living Package)

MORryde Step Above entry steps with strut assist (Residential Living Package)

Motion sensor LED lights in pass-through storage compartment

Led safety light package: entry step, gooseneck, upper slide-outs and sewer termination

Led light package: ""super-brite"" taillights with backup, marker and off-door scare light




Dometic 12v electric patio awning with LED lights and Power Channel

Second 12v electric patio awning with LED lights on slide-out (select models)

Heated central exterior water and convenience center: (Outside shower w/ quick connect hose, Black tank flush, Easy winterization kit, Water heater bypass, Power tank fill, Enclosed low point drains, Battery disconnect, Cable/satellite hook-ups, 12v light)


King Bed



Six-point hydraulic automatic leveling system (Mandatory option)

Interior Decor: Cobblestone


Please check with us on options in stock, as they may differ slightly from shown. In some occasions, manufacturers will change components and features (these are typically minor, i.e. the new stereo might have different functions from the one listed/shown, something in one of the packages is no longer in it), especially during model year enhancement changes, and also may differ from shown or listed.




  • Manufacturer Country: USA
  • Introduction Year: 2018
  • Regional Availablility: All Regions


Layout: Oven / Stove
Body Material: Aluminum
Sidewall Construction: Fiberglass
Number Of Doors: 1
Sliding Glass Door: No
Number Of Slideouts: 3
Power Retractable Slideout: Yes
Screened Room: No
Leveling Jack Type: Front Power / Rear Power
Door Type: Plastic / Glass
Sky Light: Standard
Roof Vents: Standard
Freeze Proof Insulation: Standard
Wheels Composition: Aluminum
Rear Tire Full Spec: ST235/80R 16G
Battery Power Converter: Yes
Heat Prewiring: Yes
Air Conditioning Prewiring: Yes
Cable Prewiring: Yes
TV Antenna Prewiring: Yes
Satellite Prewiring: Yes
Phone Prewiring: Yes
Washer/Dryer Prewiring: Yes
Exterior Plugs: Standard
Ground Fault Plugs: Standard


Smoke Detector: Standard
Propane Alarm: Standard
Carbon Monoxide Detector: Standard
Emergency Exit(s): Standard

Heat / Power / Water

Number Of Fresh Water Holding Tanks: 1
Total Fresh Water Tank Capacity (GAL/L): 66 / 249.8
Number Of Gray Water Holding Tanks: 1
Total Gray Water Tank Capacity (GAL/L): 88 / 333.1
Number Of Black Water Holding Tanks: 1
Total Black Water Tank Capacity (GAL/L): 49 / 185.5
Number Of Propane Tanks: 2
Total Propane Tank Capacity (GAL/LBS): 14.2 / 60
Heated: No
Heater Type: Automatic
Air Conditioning Type: Automatic
Water Heater Pump Power Mode: Electrical / Propane
Water Heater Tank Bypass: Yes


  • Basic Warranty (MO): 12
  • Number Of Axles: 2
  • Front Brake Type: Not Applicable
  • Rear Brake Type: Electric Drum
  • Length (FT/M): 35 / 10.7
  • Width (IN/MM): 96 / 2438.4
  • Height (IN/MM): 161 / 4089.4
  • Length (FT): 35
  • Length (FT/IN): 0
  • Size (IN/CM): 2 / 5.1
  • Gross Weight Rating (LB/KG): 16380
  • Hitch Weight (KG): 2385
  • Dry Weight (LBS): 12014
  • Payload Capacity (KG): 4366
  • Satellite: No
  • Number Of Televisions: 3
  • Dvd Player: Standard
  • Number Of Discs: 1
  • Surround Sound: Yes
  • Speaker Location(s): Interior / Exterior
  • Number Of Radios: 1
  • Exterior Entertainment System: Standard
  • Retractable Roof Antenna: Standard

Extra Exterior

  • Number Of Awnings: 2
  • Power Retractable Awning: Yes
  • Awning Length (FT/M): 26 / 7.9
  • Exterior Ladder: Standard
  • Exterior Shower: Standard
  • Exterior Flood Lights: Standard


  • Interior Wood Finish: Yes
  • Wallpaper: Yes
  • Curtains/Shades: Standard


  • Max Sleeping Count: 6
  • Bunkhouse: No
  • Number Of Bunk Beds: 0
  • Number Of Double Beds: 0
  • Number Of Full Size Beds: 0
  • Number Of Queen Size Beds: 1
  • Number Of Convertible Sofa Beds: 1
  • Master Bedroom Location: Front
  • Master Bedroom Flooring Type: Carpet
  • Master Bedroom Door Style: Full Sliding Door
  • Full Size Master Bedroom Closet: Yes
  • Master Bedroom Mirror Doors: Yes
  • Bed Spreads: Standard
  • Master Bedroom Shades/Curtains: Yes


  • Number Of Bathrooms: 1
  • Bathroom Location: Center
  • Toilet Type: Porcelain
  • Bathroom Sink: Standard
  • Sink Faucet: Standard
  • Bathroom Mirror: Standard
  • Bathroom Medicine Cabinet: Standard
  • Bathroom Vent Fan System: Standard
  • Bathroom Flooring Type: Vinyl


  • Kitchen Location: Center
  • Kitchen Living Area Flooring Type: Carpet / Vinyl
  • Kitchen Table Configuration: Chairs
  • Overhead Fan: Yes
  • Microwave Oven: Standard
  • Refrigerator Size: Full-Size
  • Refrigerator Power Mode: Electric / Propane
  • Sink Cover Cutting Boards: Standard
  • Number Of Oven Burners: 3
  • Oven Depth (MM): 22 / 558.8
  • Oven Size (BTU): 9000

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