2021 Montana 3812MS Floor Plan
2021 Montana 3812MS Description
Montana 3812MS 5th Wheel
Check out this great Montana 3812MS 5th Wheel. This 40' 9" 5th Wheel has 3 slides and can sleep 4 people. It has a 66 gallon fresh water tank, 88 gallon gray water tank, and a 49 gallon black water tank. This unit has a height of 13' 4" ft 4 inches and a width of 8 ft 0 inches. Hitch weight is 2820 lbs., ship weight is 13635 lbs., and the GVWR is 16800 lbs. Come see this fantastic Keystone Montana 3812MS today! You'll be glad you did!Get a Great Deal on Your Montana Today!
At Lakeshore RV, we offer a huge selection of the best RV brands at unbeatable prices, like this Montana 3812MS 5th Wheel! Our financing options make buying the perfect RV for you and your family easy and affordable. If you don't see the RV you're looking for in our inventory, you can use our Custom Build tool to pick and choose features that matter to you to customize your very own RV. We even offer delivery of your new RV directly to you, whether you live a few states away or on another continent. We'll bring it to you! Lakeshore RV wants to be your #1 RV dealer. Visit or call us today to learn more about this Montana 3812MS 5th Wheel!Customer Satisfaction Rating: 5.00 out of 5 with 4 ratings
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| Sleeps | 4 |
| Hitch Weight | 2820 lbs. |
| Ship Weight | 13635 lbs. |
| Gross Weight (GVWR) | 16800 lbs. |
| Cargo Capacity | N/A |
| Length (Exterior) | 40' 9" |
| Height (Exterior) | 13' 4" |
| Width (Exterior) | 8' 0" |
| Slides | 3 |
| Fresh Water Capacity | 66 gallons |
| Gray Water Capacity | 88 gallons |
| Black Water Capacity | 49 gallons |
| L.P. Capacity | 60 lbs. |
| Beds | 1 |
| Primary Bed Type | Queen |
| Second Bed Type | N/A |
| Bathrooms | 1 |
| Toilet Type | N/A |
| Refrigerator Size | N/A |
| Stove Burners | 3 |
| TVs | 2 |
| TV Size | 50" |
| Second TV Size | 32" |
| Dinette Type | Free-Standing |
| Seating Type | Hide-A-Bed |
| Second Seating Type | Theater |
| Primary Awning Length | 19' 0" |
| AC Units | 2 |
| AC BTU | 15000 |
| Second AC BTU | 15000 |
| Furnace Units | 1 |
| Furnace BTU | 35000 |
| Second Furnace BTU | N/A |
| Tire Size | ST235/80R16G |
| Axles | N/A |
| Garage Length | N/A |
| Engine Model | N/A |
| Engine Fuel Type | N/A |
Montana 3812MS Custom Build
Interior Decor - Step 1
Modern Maple Edition Package - Step 2
Modern Maple Cabinetry with Hand Wiped Glazing
Modern Maple Hardwood Cabinet Framing (Stiles)
Double Diamond Decorative Glass
Modern Maple Hardwood Kitchen Island Panels with Backlit Double Diamond Decorative Glass Inserts
Craftsman Style Slide-Out Fascia
Modern Subway Backsplash
Handcrafted Window Valance Center Blocks
Midnight Roller Shade with Reflective Back Side and Solar Screen Day Shade
Brunswick Shale Wallboard
Travertine Elusion Ceiling
Residential Base Boards
Heartwood Vinyl Flooring by Beauflor
Sensations PBC Woven Flooring by Syntec
Brushed Nickel Heat Vents
Sandstone Natural Molded Bathroom Vanity Top with Stainless Steel Sink
Vista Stone Bedspread and Pillows
3 Square Ombre Black Headboard
35"x12" or 48"x12" Kitchen Window Behind Cooktop
48"x12" Bedroom Window Above Headboard
Backlit Crown Molding
LED Dimmer Switches (select areas)
MJ Finishing Dinette Table with Flip Leaf
Renovo Sleep Memory Foam Mattress with Feran Ice Cover
Thomas Payne Collection Theater Seating with Electric Recliners, Massage, and Seat Warmers
Thomas Payne Collection Tri-Fold Hide-A-Bed
Dometic 310 Ceramic Toilet with PowerFlush Technology
Sliding Bathroom Door: 3120/3121RL, 3700/3701LK, 3780/3781RL, 3790/3791RD, 3854/3855BR
Living Room Privacy Curtain: 3760/3761FL, 3790/3791RD
Modern Maple Hardwood Cabinet Framing (Stiles)
Double Diamond Decorative Glass
Modern Maple Hardwood Kitchen Island Panels with Backlit Double Diamond Decorative Glass Inserts
Craftsman Style Slide-Out Fascia
Modern Subway Backsplash
Handcrafted Window Valance Center Blocks
Midnight Roller Shade with Reflective Back Side and Solar Screen Day Shade
Brunswick Shale Wallboard
Travertine Elusion Ceiling
Residential Base Boards
Heartwood Vinyl Flooring by Beauflor
Sensations PBC Woven Flooring by Syntec
Brushed Nickel Heat Vents
Sandstone Natural Molded Bathroom Vanity Top with Stainless Steel Sink
Vista Stone Bedspread and Pillows
3 Square Ombre Black Headboard
35"x12" or 48"x12" Kitchen Window Behind Cooktop
48"x12" Bedroom Window Above Headboard
Backlit Crown Molding
LED Dimmer Switches (select areas)
MJ Finishing Dinette Table with Flip Leaf
Renovo Sleep Memory Foam Mattress with Feran Ice Cover
Thomas Payne Collection Theater Seating with Electric Recliners, Massage, and Seat Warmers
Thomas Payne Collection Tri-Fold Hide-A-Bed
Dometic 310 Ceramic Toilet with PowerFlush Technology
Sliding Bathroom Door: 3120/3121RL, 3700/3701LK, 3780/3781RL, 3790/3791RD, 3854/3855BR
Living Room Privacy Curtain: 3760/3761FL, 3790/3791RD
Residential Living Package - Step 3
Ultra Bright Flush Mounted LED Interior Lights
LED Interior Motion Sensor Light Package: Steps, Pantry, Front Closet, Washer/Dryer Closet
LED Exterior Motion Sensor Light Package: Pass Thru Storage Compartment, Outside Kitchen
LED Exterior Safety Light Package: Entry Step, Gooseneck, Upper Slideouts, Sewer Termination
LED Exterior Light Package: Taillights, Marker Lights, Off Door Scare Light
Solid Surface Kitchen Countertops
60/40 Stainless Steel Kitchen Sink
High Arch Kitchen Faucet with Integrated Pull Down Sprayer
Solid Surface Flush Mount Sink Covers
Sink Cover Storage Below Kitchen Sink
30" Over-The-Range Convection/Microwave Oven
Suburban 22" Elite Series Gas Cooktop and Oven with Bifold Glass Cover and Stainless Steel Drawer
Interior Remote Start Switch for Inverter (Residential Refrigerator Models only)
Wall Mounted Free Standing Dinette with (2) Fixed and (2) Folding Chairs
Central Vacuum with Interior and Exterior Ports Plus Toe Kick Sweep
Exclusive KeyTV: Single Point of Control for Over The Air, Cable & Satellite Feeds
Omnidirectional Rooftop Antenna with 4G LTE/WiFi Prep
50" HD LED TV in Living Area
32" HD LED TV in Bedroom
(2) Bedside Electrical Outlets
Bedside Night Stands
Prepped for Combo or 2 Piece Washer/Dryer with Separate 20 AMP Circuits for Each Appliance
Seamless 48"x30" Fiberglass Shower
50 AMP Service
75 AMP Converter with Lithium or Acid Battery Selector Switch
Extra Large (30" wide by 78" tall) Entry Door with Friction Hinge, Screen Defender, and ScreenShot
MORryde "Step Above" Entry Steps with Strut Assist
Enormous Drop Frame Pass Thru Storage Compartment
Dometic Power Channel Electric Awning(s) with 12 volt Spot Light(s)
LED Interior Motion Sensor Light Package: Steps, Pantry, Front Closet, Washer/Dryer Closet
LED Exterior Motion Sensor Light Package: Pass Thru Storage Compartment, Outside Kitchen
LED Exterior Safety Light Package: Entry Step, Gooseneck, Upper Slideouts, Sewer Termination
LED Exterior Light Package: Taillights, Marker Lights, Off Door Scare Light
Solid Surface Kitchen Countertops
60/40 Stainless Steel Kitchen Sink
High Arch Kitchen Faucet with Integrated Pull Down Sprayer
Solid Surface Flush Mount Sink Covers
Sink Cover Storage Below Kitchen Sink
30" Over-The-Range Convection/Microwave Oven
Suburban 22" Elite Series Gas Cooktop and Oven with Bifold Glass Cover and Stainless Steel Drawer
Interior Remote Start Switch for Inverter (Residential Refrigerator Models only)
Wall Mounted Free Standing Dinette with (2) Fixed and (2) Folding Chairs
Central Vacuum with Interior and Exterior Ports Plus Toe Kick Sweep
Exclusive KeyTV: Single Point of Control for Over The Air, Cable & Satellite Feeds
Omnidirectional Rooftop Antenna with 4G LTE/WiFi Prep
50" HD LED TV in Living Area
32" HD LED TV in Bedroom
(2) Bedside Electrical Outlets
Bedside Night Stands
Prepped for Combo or 2 Piece Washer/Dryer with Separate 20 AMP Circuits for Each Appliance
Seamless 48"x30" Fiberglass Shower
50 AMP Service
75 AMP Converter with Lithium or Acid Battery Selector Switch
Extra Large (30" wide by 78" tall) Entry Door with Friction Hinge, Screen Defender, and ScreenShot
MORryde "Step Above" Entry Steps with Strut Assist
Enormous Drop Frame Pass Thru Storage Compartment
Dometic Power Channel Electric Awning(s) with 12 volt Spot Light(s)
Montana Four Season Living Package - Step 4
48 Hour, Tested and Approved for 0º Usage Since 2005
30,000 BTU Dual Whisper Quiet Air Conditioning System, Coleman Mach 15 Power Saver Units
Wire & Frame for 3rd Air Conditioner
Power Vent Fan with Rain Sensor in Kitchen & Bathroom(s)
12 volt Ceiling Fan with Wall Controls (N/A 3760/3761FL, 3790/3791RD)
35,000 BTU Furnace
16,500 Heat Pump in Main Air Conditioner
5,100 BTU Electric Fireplace
Double Insulated Laminated Rear Wall (Non-Legacy)
Vented Attic
Insulated and Heated Holding Tanks and Dump Valves
12 volt Electric Tank Heaters
Enclosed and Heated Low Point Drains
Insulated In-Floor Water Lines
3"x14" Residential In-Floor Straight Line Heat Duct System
30,000 BTU Dual Whisper Quiet Air Conditioning System, Coleman Mach 15 Power Saver Units
Wire & Frame for 3rd Air Conditioner
Power Vent Fan with Rain Sensor in Kitchen & Bathroom(s)
12 volt Ceiling Fan with Wall Controls (N/A 3760/3761FL, 3790/3791RD)
35,000 BTU Furnace
16,500 Heat Pump in Main Air Conditioner
5,100 BTU Electric Fireplace
Double Insulated Laminated Rear Wall (Non-Legacy)
Vented Attic
Insulated and Heated Holding Tanks and Dump Valves
12 volt Electric Tank Heaters
Enclosed and Heated Low Point Drains
Insulated In-Floor Water Lines
3"x14" Residential In-Floor Straight Line Heat Duct System
Mandatory Options - Step 5
Montana Legacy Edition Package - Step 6
Dexter Gladiator Axles with Disc Brakes
Generator Ready
Surge Protector
Furrion S-Vision Cameras (Side View and Rear View)
iN-Command
Electric Power Cord Reel
Rear Fiberglass Cap (N/A 3700.3701LK, 3740/3741FK, 3760/3761FL, 3762/3763BP, 3790/3791RD)
Generator Ready
Surge Protector
Furrion S-Vision Cameras (Side View and Rear View)
iN-Command
Electric Power Cord Reel
Rear Fiberglass Cap (N/A 3700.3701LK, 3740/3741FK, 3760/3761FL, 3762/3763BP, 3790/3791RD)
Climate Control Options - Step 7
Interior Options - Step 8
Exterior Options - Step 9
300 Watt Solar Panel with 30 AMP Controller & 2000 Watt Inverter
4 x 265 Watt Solar Panels
500 AMP Hour LiFePO4 Battery Bank
3000 Watt Inverter
60 AMP Controller
Energy Management System
Soft Start Air Conditioners
500 AMP Hour LiFePO4 Battery Bank
3000 Watt Inverter
60 AMP Controller
Energy Management System
Soft Start Air Conditioners
Transfer Switch
Hour Meter/Start Switch
Wiring Harness
Generator Stand
Fire Shroud for Onan Marquis Gold 5.5 kW LP Generator
Hour Meter/Start Switch
Wiring Harness
Generator Stand
Fire Shroud for Onan Marquis Gold 5.5 kW LP Generator
Generator Ready option required
Pickup and Delivery Service
CUSTOM BUILD DETAILS
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