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Keystone RV Fuzion Toy Hauler Fifth Wheel RVs For Sale

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The power sports enthusiasts heart will be pumping for these Keystone RV Fuzion fifth wheel toy haulers! They have the best garages for your dirt bikes, ATV's, motorcycles, golf carts or any other toy with frame welded, Adjust-A-Track tie-downs that have 38 points to fully secure the largest range of vehicles. With open concept floorplans, you can easily see all that they have to offer!


Each model has a six-point hydraulic leveling system and an iN-Command smart RV control system so you can spend more time enjoying your activities and less time setting up. The three Omni Chill 3/4 ton high efficiency A/C system will keep you cool even on the hottest summer days, and the 35,000 BTU furnace and in-floor heating ducts will keep you warm in the cooler months. Stay connected with the KeyTV multisource signal controller and the 4G LTE and WiFi prep!


Start camping better with a Keystone RV Fuzion fifth wheel toy hauler!

  • Fuzion 379

    Fuzion 379 Floorplan Image

    Keystone RV Fuzion toy hauler 379 highlights: Loft w/Bunk Mat Bath and a Half ... more about Fuzion 379


    Sleeps 9
    Slides 3
    Length 39 ft 6 in
    Ext Height 13 ft 4 in
    Interior Color Charcoal, Stone
    Exterior Color Optional Full-Body Paint; Red, Blue, Orange
    Hitch Weight 3155 lbs
    Dry Weight 14730 lbs
    Cargo Capacity 2270 lbs
    Fresh Water Capacity 94 gals
    Grey Water Capacity 88 gals
    Black Water Capacity 88 gals
    Tire Size ST255/85R16E
    Furnace BTU 35000 btu
    Generator 5500 Watt Onan
    Fuel Capacity 60 gals
    Number Of Bunks 1
    Available Beds King
    Refrigerator Type Stainless Steel
    Refrigerator Size 16 cu ft
    Convection Cooking Yes
    Cooktop Burners 3
    Number of Awnings 1
    Axle Weight 7000 lbs
    Garage Size 11 ft
    LP Tank Capacity 30 lbs
    Water Heater Type Girard On Demand
    TV Info LR Jensen LED TV, BR LED TV, Garage LED TV, Ext. LED TV
    Awning Info 10' and 20' Power w/LED Lighting & Adjustable Arms
    Axle Count 2
    Washer/Dryer Available Yes
    Number of LP Tanks 2
    Shower Type Shower w/Seat
    Electrical Service 50 amp

    Similar Floorplans

Fuzion Features:

Standard Features (2024)



  • 10"/12" I-beam w/ Adjust-A-Track frame-welded tie downs
  • Rota-Flex™ pin-box
  • Aerodynamic fiberglass front cap w/ lights and improved turning radius
  • Frameless tinted safety glass windows
  • Dual-pane frameless windows (optional)
  • Automotive-grade painted fiberglass cap w/ KeyShield™ protection
  • Fully walkable roof
  • Collapsible roof ladder
  • Norco cable driven slide system w/ manual slide backup
  • One-piece Polypropylene, heated, insulated, and enclosed underbelly
  • 7,000 lb. flipped Dexter® E-Z Lube axles w/ 12" x 2" brakes on every wheel
  • MORryde® CRE 3000 suspension with wetbolts
  • Goodyear® made in America tires w/ 16" aluminum wheels
  • Equalizer 6-point hydraulic level-up system
  • 76" x 30" entry doors w/ oversized folding grab handles
  • MORryde® StepAbove® steps on main entry door
  • Lighted pass-through storage w/ additional front StorMor box
  • Exterior utility storage w/ 110V outlet and USB power port
  • Back-up camera prep
  • Battery disconnect
  • Exterior convenience center
  • 5,500 Watt Onan generator w/ 30-gal. fuel tank
  • 94 gal. fresh, 88 gal. gray, 44/88 gal. black
  • LP quick connect
  • Outdoor kitchen (select models)
  • 50-AMP service w/ detachable marine power cord and 90-AMP converter
  • Outside shower located in convenience center
  • Dual power awning w/ LED lighting and adjustable arms
  • Fast track 2.0 patio system w/ electric awning and patio step
  • Wetsounds Speaker Package
  • Tinted safety glass windows


  • Fiberglass backed linoleum floor
  • Extra-tall slide height
  • Roller shades (living room, bedroom) and night shades in garage
  • Designer upholstered window valances
  • Solid wood cabinet and drawer frames
  • Residential-style furniture w/ heated seats, LED lights, massage, and 110v/USB ports
  • Extra tall ceilings w/ crown molding
  • Fireplace w/ surround
  • Table w/ (4) chairs (select models)

Keystone Exclusives

  • Color-coded unified wiring standard
  • 4G LTE and Wi-Fi prep
  • Tuf-Lok™ thermoplastic duct joiners
  • KeyTV™ multisource signal controller
  • In-floor heating ducts
  • Tru-fit™ slide construction


  • Full-extension ball bearing drawer guides
  • Solid surface countertops
  • Deep, single basin, stainless steel sink w/ bamboo sink cover
  • High-rise faucet w/ pull-out sprayer
  • Swivel bar stools (select models)

Appliances & Utilities

  • (2) 30 lb. LP tanks
  • Omni Chill 3/4 ton high efficiency A/C system (3 A/C's standard)
  • 35K BTU furnace
  • Girard On Demand Hot Water Heater
  • Premium Jensen® Bluetooth® compatible stereo w/ CD/DVD player, flat panel Jensen® LED HDTV, sound bar, (2) all-weather Wet Sounds speakers, (3) zone indoor/outdoor speaker switch, 3 way speakers
  • Stainless steel 16 cu. ft. 12V refrigerator (Optional)
  • Stainless steel 16 cu. ft. residential refrigerator 
  • Outside refrigerator (select models)
  • Stainless steel 30" convection microwave
  • Suburban® 3-burner range and 22" stainless steel oven w/ glass top
  • Washer/dryer prep in all front bedroom closets
  • Recessed LED puck lighting throughout
  • iN-Command® Generation 3 control system w/ Global Connect


  • King bed suite 
  • Reading Lights
  • Bedside outlets/USB
  • Bedroom TV

Bathroom Features

  • Pressed countertops
  • Full-size, one piece fiberglass shower w/ seat and skylight
  • Porcelain base foot flush toilet and fantastic fan

Weather Protection

  • Omni Shield weather protection package


  • Tire Pressure Monitoring System on all tires w/ Display
  • Breakaway switch and safety chains
  • GFI receptacles
  • Carbon monoxide detector
  • Smoke detector
  • Propane gas leak detector
  • Fire extinguisher


  • Gas/oil resistant tuff-ply flooring
  • Adjust-A-Track™ frame-welded tie-downs w/38 points of contact
  • Residential glass pass-through door
  • 8' ramp door
  • Half bath (select models)
  • Full second bath (select models)
  • Ducted heat and independent free delivery A/C
  • Fuel station w/ 12V pump, dual 30-gal. tanks, and static line
  • (2) metal ram air vents
  • HD TV w/ pull-down bracket
  • Double electric beds w/ dual opposing sofas
  • Sliding rear patio door (optional)


  • SolarFlex™ Protect 220
  • SolarFlex™ Discover 440i (Optional)
  • SolarFlex™ Outlast 660i-L (Optional)

Please see us for a complete list of features and available options!

All standard features and specifications are subject to change.

All warranty info is typically reserved for new units and is subject to specific terms and conditions. See us for more details.

Due to the current environment, our features and options are subject to change due to material availability.


Keystone RV

When Cole Davis founded Keystone RV in 1996 his vision was clear: to build a quality RVs loaded with features, and provided exceptional value to owners. To accomplish his goal, Cole would recruit and build a strong team, focus on keeping overhead low, and empower the people closest to the customer to make decisions.


Today, Keystone RV Company is the #1 manufacturer of towable RV’s in North America with more than a million owners, 5,000 team members and over a million square feet of manufacturing in Goshen, Indiana and Pendleton, Oregon. Although a lot has changed, Cole’s wisdom still guides us. Our goal is to surprise and delight our owners at each and every touchpoint, providing them with the information, quality, and assurance they need to move in the direction of their dreams – to Live It Out™


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