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Condition: New
Exterior Length: 3 ft 3 in
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 355105
Description: NEW 2026 KEYSTONE FUZION 373 – 355105
Experience the ultimate in luxury and adventure with the 2026 Keystone Fuzion 373. This RV is desi...
Updated: Monday, August 17, 2026 10:16 AM
Seller: General RV Center - Fort Pierce
Condition: New
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 337492
Description: NEW 2026 KEYSTONE RV FUZION 373 – 337492
Experience the ultimate in luxury and adventure with the 2026 Keystone Fuzion 373. This RV is d...
Updated: Saturday, October 03, 2026 03:32 AM
Seller: General RV Center - Jacksonville
Condition: New
Exterior Length: 39 ft 6 in
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 3 in
Description: New 2026 Keystone RV Fuzion 373
Details: Keystone RV Fuzion toy hauler 373 highlights: Loft with Bunk Mat Bath and a Half Table with Stools Oppos...
Updated: Wednesday, October 14, 2026 08:57 AM
Seller: Fun Town RV - Indianapolis
Condition: New
Exterior Length: 39 ft 6 in
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 3 in
Description: New 2026 Keystone RV Fuzion 373
Details: The following is a list of Additional Options besides the Standard Features come with the unit are: 2026...
Updated: Wednesday, October 07, 2026 03:02 AM
Seller: Best RV Center
Condition: New
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 337494
Description: NEW 2026 KEYSTONE FUZION 373 – 337494
Experience the ultimate in luxury and adventure with the 2026 Keystone Fuzion 373. This RV is desi...
Updated: Saturday, October 10, 2026 03:36 AM
Seller: General RV Center - Illinois
Condition: New
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 337488
Description: NEW 2026 KEYSTONE RV FUZION 373 – 337488
Experience the ultimate in luxury and adventure with the 2026 Keystone Fuzion 373. This RV is d...
Updated: Saturday, October 10, 2026 03:36 AM
Seller: General RV Center
Condition: New
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 337491
Description: NEW 2026 KEYSTONE RV FUZION 373 – 337491
Experience the ultimate in luxury and adventure with the 2026 Keystone Fuzion 373. This RV is d...
Updated: Saturday, October 10, 2026 03:36 AM
Seller: General RV Center - Dover
New 2026 KEYSTONE RV CO FUZION 373
Village Of Clarkston, Michigan
MSRP$190,360 USD $114,999
Condition: New
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 337489
Description: NEW 2026 KEYSTONE RV FUZION 373 – 337489
Experience the ultimate in luxury and adventure with the 2026 Keystone Fuzion 373. This RV is d...
Updated: Saturday, October 10, 2026 03:36 AM
Seller: General RV Center - Clarkston
Condition: New
Exterior Length: 39 ft
Sleeps: 8
Fresh Water Tank Capacity: 94 gal
Stock Number: 362153
VIN: 4YDFFZT2XTF810163
Description: NEW 2026 KEYSTONE FUZION 373 – 362153
Keystone Fuzion Highlights:
Bath & Half
Ramp Patio
Triple Slides
SolarFlex 400i
Tankle...
Updated: Friday, October 02, 2026 03:33 AM
Seller: General RV Colorado
Condition: New
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tandem
Stock Number: 17340
Exterior Color: WHITE
Description: New 2025 Keystone RV Fuzion 373
Details: Keystone RV Fuzion toy hauler 373 highlights: Loft w/Bunk Mat Bath and a Half Table with Swing-Out Stool...
Updated: Friday, October 02, 2026 09:52 AM
Seller: Youngblood's RV & Outdoor
Condition: Used
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 367794
Description: USED 2025 KEYSTONE FUZION 373 – 367794
Experience the ultimate in luxury and versatility with the 2025 Keystone Fuzion 373. This remarka...
Updated: Thursday, October 01, 2026 03:30 AM
Seller: General RV Center - Dover
Condition: Used
Exterior Length: 39 ft
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 3 in
Description: Used 2022 Keystone RV Fuzion 373
Details: Keystone RV Fuzion toy hauler 373 highlights: Loft w/Bunk Mat Bath and a Half Table w/Swing-Out Stools ...
Updated: Wednesday, October 14, 2026 08:57 AM
Seller: Fun Town RV - San Antonio
Condition: Used
Exterior Length: 39 ft
Sleeps: 8
Number of Slide Outs: 3
Gross Vehicle Weight: 14,416 lb
Exterior Height: 13 ft 3 in
Description: The 2021 Keystone Fuzion 373 is a top-of-the-line toy hauler that combines luxury with functionality. This model is designed for those who want to ...
Updated: Monday, October 05, 2026 02:16 PM
Seller: Mike Hoskin
Condition: Used
Exterior Length: 39 ft
Sleeps: 7
Number of Slide Outs: 3
Gross Vehicle Weight: 14,050 lb
Exterior Height: 13 ft 3 in
Description: Stock Number: F128NB39' 2020 Keystone Fuzion 373 w/3 Slides & Generator - Toy Hauler.This 2020 Fuzion 373 has a Hydraulic Landing Gear, 3 Slide-ou...
Updated: Thursday, October 15, 2026 08:11 AM
Seller: PPL Motor Homes - New Braunfels
Condition: Used
Exterior Length: 39 ft 6 in
Sleeps: 9
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 4 in
Description: Introducing the 2022 Keystone Fuzion 379, an exceptional fifth-wheel toy hauler designed for adventure seekers. With a spacious layout that sleeps ...
Updated: Saturday, October 17, 2026 06:02 AM
Seller: Zoomers RV - Illinois
Condition: Used
Exterior Length: 37 ft
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 4 in
Description: 2021 KEYSTONE FUZION 379
**SOFT**
Stock No. 5216P
$62,950.00
CALL/TEXT THOMAS MAY !!
KEYSTONE FUZION WITH GENERATOR!!
EVERYTHING WORKS!!
N...
Updated: Thursday, September 03, 2026 03:55 PM
Seller: Findlay Truck & RV
Used 2021 KEYSTONE RV CO FUZION 379
Ashland, Virginia
MSRP$54,999 USD $49,999
View Floor Plan
Condition: Used
Exterior Length: 39 ft
Sleeps: 9
Number of Slide Outs: 3
Exterior Height: 13 ft 4 in
Fresh Water Tank Capacity: 106 gal
Description: USED 2021 KEYSTONE FUZION 379 – 367560
The Keystone Fuzion 379 is a marvel in modern RV design, offering a luxurious blend of comfort an...
Updated: Saturday, October 17, 2026 03:31 AM
Seller: General RV Center - Virginia
Condition: New
Exterior Length: 42 ft
Sleeps: 8
Number of Slide Outs: 3
Fresh Water Tank Capacity: 94 gal
Stock Number: 368448
Description: NEW 2027 KEYSTONE FUZION 383 – 368448
Keystone Fuzion 383 Highlights:
14' Garage
Bath‑and‑a‑Half
Queen Bed Suite
Residential Refrig...
Updated: Tuesday, October 13, 2026 03:30 AM
Seller: General RV Center - Dover
Condition: Used
Exterior Length: 39 ft
Sleeps: 9
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 3 in
Description: Used 2018 Keystone RV Fuzion 384
Details: Keystone Fuzion toy hauler 384 highlights: Dual Awnings Loft Bath and a Half Private Front Bedroom E...
Updated: Wednesday, October 14, 2026 11:50 AM
Seller: Markquart RV - Appleton
Condition: Used
Exterior Length: 44 ft
Sleeps: 9
Number of Slide Outs: 3
Exterior Height: 13 ft 3 in
Fresh Water Tank Capacity: 112 gal
Description: Used 2016 Keystone RV Fuzion 403 Chrome
Details: Call for details.
WeightDry: 15274
Updated: Friday, October 09, 2026 03:45 AM
Seller: Petes RV - Connecticut
Condition: Used
Exterior Length: 43 ft 7 in
Sleeps: 8
Number of Slide Outs: 4
Number of Axles: Tri
Exterior Height: 13 ft 3 in
Description: 2020 Keystone RV Fuzion 410
***REDUCED FOR QUICK SALE***
Loaded with generator and stackable washer/dryer. Just added brand new couch.
L...
Updated: Thursday, October 15, 2026 08:13 AM
Seller: Southaven RV
Condition: Used
Exterior Length: 43 ft 7 in
Sleeps: 6
Number of Slide Outs: 4
Fresh Water Tank Capacity: 106 gal
Stock Number: Z2379
Description: Discover the adventure-ready 2020 Keystone Fuzion 410 fifth-wheel, designed to accommodate up to 6 people comfortably. With a length of 43.6 ft and...
Updated: Thursday, October 01, 2026 06:05 AM
Seller: Zoomers RV - Illinois
Condition: Used
Exterior Length: 43 ft 6 in
Sleeps: 7
Number of Slide Outs: 3
Fresh Water Tank Capacity: 110 gal
Stock Number: UT0716
Description: The 2019 Keystone Fuzion offers an exceptional experience for families and adventurers alike. With a spacious design that sleeps up to 7, this fift...
Updated: Monday, October 05, 2026 12:23 PM
Seller: A & L RV Sales - Greenville
Condition: Used
Exterior Length: 43 ft
Fresh Water Tank Capacity: 112 gal
Stock Number: 44983A
VIN: 4YDF41433HF810110
Exterior Width: 8 in
Description: Overview Elevate Your Explorations with the 2017 Keystone FUZION CHROME 414: Luxury Meets Adventure!The 2017 Keystone FUZION CHROME 414 redefines t...
Updated: Tuesday, October 13, 2026 03:37 PM
Seller: RV Country - Laughlin, NV
Condition: Used
Exterior Length: 43 ft
Sleeps: 9
Number of Slide Outs: 3
Exterior Height: 13 ft 3 in
Fresh Water Tank Capacity: 110 gal
Description: Used 2017 Keystone RV Fuzion 414
Details: A weekend away....adventure....comfort and relaxation....loads of fun! With this Keystone Fuzion 414 fi...
Updated: Thursday, September 10, 2026 03:03 AM
Seller: Best Choice Trailers and RV
Condition: Used
Exterior Length: 43 ft
Sleeps: 9
Number of Slide Outs: 3
Number of Axles: Tandem
Exterior Height: 13 ft 3 in
Description: Used 2018 Keystone RV Fuzion 417
Details: OFFERED IN "AS-IS" CONDITION - INQUIRE FOR PRICING Keystone Fuzion toy hauler 417 highlights: Table ...
Updated: Thursday, October 15, 2026 09:31 AM
Seller: T&S RV & Sport
Condition: Used
Exterior Length: 43 ft
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tri
Stock Number: T751
Description: This Has Everything you Need to Pack up your Family and Friends and Toys and Head Out for Some Fun. Loaded with all the Comforts of Home. With an E...
Updated: Thursday, September 24, 2026 10:48 AM
Seller: Rancho Santa Margarita RV
Condition: New
Exterior Length: 44 ft
Sleeps: 8
Number of Slide Outs: 3
Fresh Water Tank Capacity: 173 gal
Stock Number: 355109
Description: NEW 2026 KEYSTONE FUZION 419 – 355109
**Keystone RV Fuzion toy hauler 419 highlights:**
- 15' Garage Area
- Loft w/Bunk Mat
- Bath...
Updated: Friday, October 02, 2026 03:33 AM
Seller: General RV Colorado
