{"@context":"https://schema.org","@type":"Product","name":"1 Used Keystone Fifth Wheel for sale","offers":{"@type":"AggregateOffer","offerCount":1,"lowPrice":"42500.00","highPrice":"42500.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2018-keystone-montana-3811ms/29090ef2-7635-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2018 KEYSTONE MONTANA 3811MS","description":"

2018 KEYSTONE MONTANA 3811MS

Single-owner triple-slide fifth wheel with a private front master suite, a rear living-and-kitchen great room, and a residential kitchen. Used recreationally and extensively upgraded by its owner.

FLOORPLAN & LIVING

Front master suite with Montana's patent-pending window-lounge design and under-storage
Walk-in wardrobe with washer and dryer
Queen Bed {optional King Bed}; sleeps 4
Dual-entry bath with extended shower
Rear great room with electric fireplace, power theater seating, and new recliners
Free-standing dinette and flat-screen HDTVs

KITCHEN

Center island with double sink
20 cu. ft. residential refrigerator with ice maker
Oven/range, convection microwave, and pantry storage

OWNER UPGRADES

Onan 5.5 kW generator
Backup camera and keyless entry
Micro-Air EasyTouch smart thermostat
Central vacuum system
Electric powered cord reel
Two MaxxAir powered roof vents (one new in 2025)
New tires, new batteries (2026), and new toilet

RUNNING GEAR

Upgraded 8,000-lb axles and disc brakes
Roadmaster suspension
Recently repacked wheel bearings
Six-point hydraulic auto-leveling

SYSTEMS & CLIMATE

Four Season Living package (zero-degree tested and rated)
Enclosed, heated underbelly
Dual roof A/C (30,000 BTU total) and 35,000 BTU furnace
1,000-watt inverter; roof-mounted solar prep (prep only, no panels installed)
50 amp service

EXTERIOR

Triple slide-outs
Two power awnings plus slide-awning package
Outdoor entertainment center with 32\" HDTV
Drop-frame pass-through storage
Two spare tires

SPECS

Length 40' 9\" | Height 13' 5\" | Width 8' 0\"
Sleeps 4 | 3 slides
Fresh 66 gal | Gray 88 gal | Black 49 gal

Factory-optioned when new with the Residential Living, Four Season Living, and Legacy Upgrade packages.

ABOUT YOUR RV BROKER

Your RV Broker specializes in premium used RVs. Most trades are accepted, financing options are available for most RVs OAC, and there are no brokerage fees on your purchase. Extended service-contract coverage is available on eligible units. Located in Justin, TX. Tire DOT date codes will be disclosed prior to sale.

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