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Used 2023 Keystone RV Fuzion 421

South East Idaho's Largest Used Volume Dealer!
2023 421 Features and Options

Keystone RV Fuzion toy hauler 421 highlights:

  • 13' Garage Area
  • Outdoor Kitchen
  • Bath and a Half
  • King Bed
  • Fireplace
  • Exterior Utility Storage


There's room for playing and living in this toy hauler fifth wheel! Enjoy a comfortable main living room with sofa and HDTV. Check out the U-shaped interior kitchen for lots of room to cook. You'll appreciate the residential stainless steel refrigerator as well as a microwave and three-burner glass top range with oven, plus convenient counter seating area with swivel bar stools. The single basin stainless steel sink has a high-rise faucet plus a bamboo sink cover. The garage features a pair of sofas which convert to sleep space, and there's an additional electric bed above. The garage also has its own half bath plus an additional HD TV on a pull-down bracket. The unit also has a full bath located near the front king bedroom for a private suite you will love!  


Get your adrenaline pumping with any one of these Keystone RV Fuzion fifth wheel toy haulers! The frame welded, Adjust-A-Trac tie-downs have 38 points to fully secure your toys as you travel, and the extended garage lengths have outside storage so you can haul bigger toys. A fully enclosed fuel pump station is integrated with the iN-Command smart RV control system with Global Connect. The equalizer six-point hydraulic leveling system makes setting up a breeze. And the exclusive Omni-Chill technology offers high-efficiency air conditioning and maximum cooling. The interior provides fiberglass backed linoleum flooring, extra-tall slide height, solid wood cabinet and drawer frames, and extra tall ceilings with crown molding to mention a few attention to details features. Choose a Fuzion because you want to be seen with the best RV garage for power sports enthusiasts and enjoy comfort and amenities when you are away!  

List Price: $89,999
Location: Idaho Falls
Stock# R0369
2023 421 Specifications
Sleeps 9
Slides 3
Length 44 ft 11 in
Ext Height 13 ft 5 in
Interior Color BRINDLE
Exterior Color WHITE
Hitch Weight 3580 lbs
Dry Weight 15910 lbs
Cargo Capacity 4090 lbs
Fresh Water Capacity 94 gals
Grey Water Capacity 88 gals
Black Water Capacity 88 gals
Tire Size ST255/86R16E
Furnace BTU 35000 btu
Number Of Bunks 1
Available Beds King
Refrigerator Type Stainless Steel
Refrigerator Size 18.3 cu ft
Convection Cooking Yes
Cooktop Burners 3
Number of Awnings 2
Garage Size 13 ft
LP Tank Capacity 30 lbs.
Water Heater Type Girard On Demand
TV Info LR Jensen HDTV, BR TV, Garage HDTV
Awning Info Dual power w/ LED lighting and adjustable arms
Axle Count 2
Washer/Dryer Available Yes
Number of LP Tanks 2
Shower Type Standard
Electrical Service 50 amp
For more information, call us at 208-535-2500 or Contact Us
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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™


Smith RV Idaho is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us @208-535-2500 for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.