Used 2022 Keystone Montana 3813MS
Helena, MTD&D RV Center
Questions about this 2022 Keystone Montana 3813MS
What does it cost?
D&D RV Center lists it at $44,999.
Is it new or used?
Used. It is a 2022 model.
Is it still for sale?
D&D RV Center’s website listed it for sale on October 31, 2026. RV Shift checks dealers’ websites about once a day, so ask the dealer to be sure.
Where is it?
At D&D RV Center in Helena, MT. See all 50 RVs D&D RV Center lists on RV Shift.
How many people does it sleep?
The dealer lists it as sleeping 4.
How long is it?
40' 9", with 3 slide-outs, as the dealer lists it.
How much does it weigh?
The dealer lists a dry weight (empty) of 13,857 lb and a hitch weight of 2,820 lb.
What does it take to tow it?
RV Finder’s estimate: it needs a vehicle rated to tow about 15,100 lb, with a fifth-wheel hitch. That is its 13,857 lb dry weight plus 1,200 lb for water and gear, rounded up to the next 100 lb. RV Finder shows whether it is within your vehicle’s published rating, from the maker’s own towing guide, and checks tongue weight and payload too. Confirm your numbers in your owner’s manual and on the sticker in the driver’s door jamb. Check it in RV Finder
How do I ask the dealer about it?
Use the Check availability form on this page. Your message comes to RV Shift and we pass it to D&D RV Center.
About this RV
SALE! WAS $49,999 BUT NOW IS ON SALE FOR $44,999 THROUGH 12-31-26! INCLUDES 400 WATTS OF SOLAR, INVERTER AND LITHIUM BATTERIES! THIS RV IS ELIGIBLE FOR MAXXGUARD EXTERIOR/INTERIOR PROTECTION! ASK FOR DETAILS THIS RV IS ELIGIBLE FOR A ROUTE 66 CLASSIC COVERAGE PLUS SERVICE CONTRACT! ASK FOR DETAILS! This Keystone Montana fifth wheel 3813MS includes: • $100 In Store Parts Credit • Camper College Orientatino • 1 Year Route 66 RV Club Membership • 24/7 Tech Access • 10% Parts Discount At Ever Route 66 Locations • 10% Camping Discount At KOA • Upgrade To The RV Club Unlimited For Only $219! • Solar Flex 400i Solar/Inverter Package • 2 100 Amp Hour Dragonfly Heated Lithium Batteries • 6 Point Hydraulic Auto Leveling System • 18 Cubic Foot RV Gas/Electric Fridge • Front Master Suite • Kitchen Island • Rear Living Area • Hutch • Outside Shower Sleep like royalty in the front master suite of this fifth wheel! It features a king bed slide with storage underneath, a front large closet, an area prepped to add an optional washer and dryer, a walk-in closet with a wardrobe, and an entrance into the dual entry bathroom.
Specifications as listed by the dealer
- Type
- Fifth wheel
- Condition
- Used
- Year
- 2022
- Make
- Keystone
- Model
- Montana 3813MS
- Stock number
- U5D3164
- VIN
- U5D3164
- Sleeps
- 4
- Slides
- 3
- Length
- 40 ft 9 in
- Ext Height
- 13 ft 4 in
- Interior Color
- Cottage White
- Hitch Weight
- 2,820 lbs
- Dry Weight
- 13,857 lbs
- Cargo Capacity
- 3,037 lbs
- Fresh Water Capacity
- 66 gals
- Grey Water Capacity
- 88 gals
- Black Water Capacity
- 49 gals
- Tire Size
- ST235/80R16G
- Furnace BTU
- 35,000 btu
- Available Beds
- Queen
- Refrigerator Type
- RV Gas/Electric
- Refrigerator Size
- 18 cu ft
- Convection Cooking
- Yes
- Cooktop Burners
- 3
- Shower Size
- 48" x 30"
- Number of Awnings
- 2
- Axle Weight
- 7,000 lbs
- LP Tank Capacity
- 30 lbs
- Water Heater Capacity
- 12 gal
- Water Heater Type
- Gas/Electric Quick Recovery
- AC BTU
- 30,000 btu
- TV Info
- LR 50" LED HDTV, BR 32" LED HDTV
- Awning Info
- 11' & 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
- Solar Wattage
- 400 watts
Features
- 12" I-beam w/ z-frame technology
- Road Armor™ shock absorbing hitch pin
- Hitch Vision™ w/ LED lighting
- 2" thick CNC routed, dual-layered lauan, high-gloss fiberglass sidewalls w/ double laminated & insulated rear wall
- Frameless tinted safety glass windows
- Dual pane frameless windows w/ safety tint (option)
- MaxTurn™ front cap w/ KeyShield™ automotive-grade paint
- Fully walkable roof w/ Alpha seamless TPO membrane system and 5" rafters
- Rear ladder
- Hydraulic slideouts on main level w/ individual selector valves & electric slideouts on upper deck
- Hydraulic slideouts on main level w/ individual switches & electric slideouts on upper deck
- Insulated underbelly w/ forced hot air & electric tank heaters
- 7000 lb Dexter Gladiator® thick wall axles w/ upgraded springs & Nev-R-Adjust® brakes
- Road Armor™ suspension w/ 360° vibration control
- Premium Sailun G-rated tires w/ 6-year manufacturer warranty & Tredit Care Plus roadside assistance
- Premium Sailun G-rated tires w/ 8-year manufacturer warranty & Tredit Care Plus roadside assistance
- Spare tire
- G-rated spare tire
- 5 Sensor TST® TPMS w/ display (option)
- Ground Control® 6 point hydraulic auto-leveling w/ hitch memory
- 6' 4" tall 30" wide entry door w/ screen defender & friction hinge
- 6' 4" tall 30" wide entry door w/ screen defender, friction hinge, & screen assist handle
- MORryde® Step Above® entry steps w/ strut assist
- Large pass through storage w/ oversized slam latch door (select models)
- MORryde® premium oversized rear steel slide out storage tray (select models)
- Back-up camera prep
- 2nd battery disconnect dedicated to residential refrigerator (inverter models)
- Water connections, black tank flush, outside shower w/ quick connect hose, winterization kit, water heater bypass, power tank fill, waste & water handle valves, 110V outlet,…
- Dual battery boxes
- Generator prep (select models)
- LP generator (select models)
- Seamless roto-cast holding tanks
- Pull-out exterior kitchen (select models)
- Outdoor kitchen (select models)
- 50 Amp electrical service w/ detachable cord & 110v exterior outlet
- Outside shower w/ quick disconnect hose
- Dometic 12V electric patio awning(s) w/ LED lights and awning arm power strip
- 2nd Dometic 12V electric patio awning(s) w/ LED lights and awning arm power strip
- Dometic 12V electric patio awning(s) w/ LED lights
- 2nd Dometic 12V electric patio awning(s) w/ LED lights
Listing and photos: D&D RV Center. Details come from the dealership and can change; confirm them before you buy.