Get Financing1 - 28 of 157 RVs
Rent
All
Stock Number: 17W273A
Exterior Length: 38 ft
Sleeps: 6
Number of Slide Outs: 3
Condition: Used
VIN: 573FM4022K1112599
Description: Consumers, please be aware that if you are purchasing a NEW Motorized OR Non-Motorized Recreational Vehicle from any Kunes RV dealership there will...
Updated: Friday, June 26, 2026 03:15 AM
Location: Elkhorn, Wisconsin
Seller: Kunes RV of Elkhorn
2026 GRAND DESIGN MOMENTUM M CLASS 381MS
Fifth Wheel Toy Haulers
MSRP$173,839 USD $119,999
Stock Number: 14999
Exterior Length: 43 ft 11 in
Sleeps: 6
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum 381MS
Details: Grand Design Momentum toy hauler 381MS highlights: Bath and a Half 15' Separate Garage Dual Entry D...
Updated: Friday, July 10, 2026 11:18 AM
Location: Sanger, Texas
Seller: McClain's RV SuperStores - Sanger
2025 GRAND DESIGN MOMENTUM M CLASS 392M
Fifth Wheel Toy Haulers
MSRP$168,172 USD $114,994
Stock Number: 14729
Exterior Length: 45 ft
Sleeps: 11
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: 2025 Grand Design Momentum Toy Hauler - Premium Towable RV for Adventure Enthusiasts
Experience the ultimate in versatility and comfort with the 20...
Updated: Friday, July 10, 2026 11:14 AM
Location: Sanger, Texas
Seller: McClain's RV SuperStores - Sanger
2026 GRAND DESIGN MOMENTUM M CLASS 344M
Fifth Wheel Toy Haulers
MSRP$170,668 USD $112,999
Stock Number: 340944
Exterior Length: 3 ft 3 in
Sleeps: 7
Number of Slide Outs: 3
Condition: New
VIN: 573FM4226TBB04727
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 344M – 340944
Step into the world of luxury and adventure with the 2026 Grand Design Momentum M-C...
Updated: Monday, July 06, 2026 07:48 AM
Location: West Chester, Pennsylvania
Seller: General RV Center - West Chester
2026 GRAND DESIGN MOMENTUM M CLASS 395MS
Fifth Wheel Toy Haulers
MSRP$175,765 USD $111,999
Stock Number: 336885
Exterior Length: 3 ft 8 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 395MS – 336885
Grand Design Momentum M-Class toy hauler 395MS highlights:
14' Separate Gara...
Updated: Monday, July 06, 2026 07:48 AM
Location: Draper, Utah
Seller: General RV Center - Draper
2026 GRAND DESIGN MOMENTUM M CLASS 395MS
Fifth Wheel Toy Haulers
MSRP$183,058 USD $124,995
Stock Number: T131229
Exterior Length: 44 ft 2 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum M-Class 395MS
Details: Grand Design Momentum M-Class toy hauler 395MS highlights: 14' Separate Garage L-Shaped Pul...
Updated: Monday, July 06, 2026 12:00 PM
Location: Georgetown, Kentucky
Seller: Blue Compass RV - Lexington
2026 GRAND DESIGN MOMENTUM M CLASS 395MS
Fifth Wheel Toy Haulers
MSRP$173,575 USD $104,995
Stock Number: T123104
Exterior Length: 44 ft 2 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum M-Class 395MS
Details: Grand Design Momentum M-Class toy hauler 395MS highlights: 14' Separate Garage L-Shaped Pul...
Updated: Monday, July 06, 2026 12:00 PM
Location: Indianapolis, Indiana
Seller: Blue Compass RV - Indy
2026 GRAND DESIGN MOMENTUM M CLASS 414M
Fifth Wheel Toy Haulers
MSRP$175,367 USD $109,995
Stock Number: T124495
Exterior Length: 46 ft 4 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tandem
Description: New 2026 Grand Design Momentum M-Class 414M
Details: Grand Design Momentum M-Class 414M toy hauler fifth wheel highlights: Queen Bed Slide Out U-...
Updated: Wednesday, July 08, 2026 07:41 AM
Location: Georgetown, Kentucky
Seller: Blue Compass RV - Lexington
2026 GRAND DESIGN MOMENTUM M CLASS 395MS
Fifth Wheel Toy Haulers
MSRP$175,765 USD $119,995
Stock Number: T128401
Exterior Length: 44 ft 2 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum M-Class 395MS
Details: Grand Design Momentum M-Class toy hauler 395MS highlights: 14' Separate Garage L-Shaped Pul...
Updated: Wednesday, July 01, 2026 09:37 AM
Location: Lexington, South Carolina
Seller: Blue Compass RV - Columbia
2026 GRAND DESIGN MOMENTUM M CLASS 395MS
Fifth Wheel Toy Haulers
MSRP$148,216 USD $107,995
Stock Number: 3118
Exterior Length: 44 ft 2 in
Sleeps: 7
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: All-New 2026 Grand Design Momentum Luxury 395MS Fifth Wheel Toy Hauler Now Available at Clear Creek RVs – Your West Texas Grand Design RV Headqua...
Updated: Thursday, July 09, 2026 11:17 AM
Location: Abilene, Texas
Seller: Clear Creek RVs
2026 GRAND DESIGN MOMENTUM M CLASS 395MS
Fifth Wheel Toy Haulers
MSRP$175,449 USD $107,995
Stock Number: T123073
Exterior Length: 44 ft 2 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum M-Class 395MS
Details: Grand Design Momentum M-Class toy hauler 395MS highlights: 14' Separate Garage L-Shaped Pul...
Updated: Wednesday, July 01, 2026 09:28 AM
Location: Lexington, South Carolina
Seller: Blue Compass RV - Columbia
Stock Number: 46525
Exterior Length: 44 ft 10 in
Condition: New
VIN: 573FM4733TBB04797
Exterior Width: 8 in
Hitch Weight: 3,464 lb
Description: Overview Venture into Luxury with the 2026 Grand Design Momentum M-Class 399M: Your Home on the Open Road! Welcome to a new era of travel with the ...
Updated: Tuesday, June 23, 2026 03:05 AM
Location: Fresno, California
Seller: RV Country - Fresno
Stock Number: 46524
Exterior Length: 44 ft 10 in
Condition: New
VIN: 573FM473XTBB04795
Exterior Width: 8 in
Hitch Weight: 3,464 lb
Description: Overview Elevate Your Explorations with the 2026 Grand Design Momentum M-Class 399M: Luxury Meets Adventure! The 2026 Grand Design Momentum M-Class...
Updated: Tuesday, June 23, 2026 03:05 AM
Location: Laughlin, Nevada
Seller: RV Country - Laughlin, NV
Stock Number: GR2490
Exterior Length: 44 ft 10 in
Sleeps: 9
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: 2026 Grand Design Momentum M-Class 399M
**IN STOCK**DON'T TELL GRAND DESIGN**
Stock No. GR2490
$164,495.00
Our top-of-the-line Momentum Fif...
Updated: Thursday, July 09, 2026 08:02 AM
Location: Southaven, Mississippi
Seller: Southaven RV
Stock Number: T133789
Exterior Length: 44 ft 10 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum 399M
Details: Grand Design Momentum fifth wheel toy hauler 399M highlights: Front Private Bedroom Kitchen Island ...
Updated: Wednesday, July 01, 2026 09:28 AM
Location: Lexington, South Carolina
Seller: Blue Compass RV - Columbia
Stock Number: 15732
Exterior Length: 44 ft 10 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum 399M
Details: Grand Design Momentum fifth wheel toy hauler 399M highlights: Front Private Bedroom Kitchen Island ...
Updated: Thursday, July 09, 2026 10:06 AM
Location: Corinth, Texas
Seller: McClain's RV SuperStores - Corinth
Stock Number: 15732
Exterior Length: 44 ft
Sleeps: 6
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description:
Spacious rear garage toy hauler — room for quads, bikes, side-by-sides, or gear
Side patio with outside kitchen and entertainment
Two large sli...
Updated: Thursday, July 09, 2026 10:06 AM
Location: Corinth, Texas
Seller: McClain's RV SuperStores - Corinth
Stock Number: 358528
Exterior Length: 3 ft 8 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
VIN: 573FM4736TBB04793
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 399M – 358528
**Grand Design Momentum fifth wheel toy hauler 399M highlights:**
* Front Private ...
Updated: Wednesday, June 24, 2026 03:32 AM
Location: Winter Garden, Florida
Seller: Independence RV by General RV Center - Winter Garden
Stock Number: 346163
Exterior Length: 3 ft 8 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
VIN: 573FM4735TBB04722
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 399M – 346163
**Grand Design Momentum fifth wheel toy hauler 399M highlights:**
* Front Private ...
Updated: Tuesday, June 23, 2026 04:08 PM
Location: West Palm Beach, Florida
Seller: General RV Center West Palm Beach
Stock Number: 346164
Exterior Length: 3 ft 8 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
VIN: 573FM4737TBB04723
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 399M – 346164
**Grand Design Momentum fifth wheel toy hauler 399M highlights:**
* Front Private ...
Updated: Tuesday, June 23, 2026 04:08 PM
Location: Orange Park, Florida
Seller: General RV Center - Jacksonville
Stock Number: 15270
Exterior Length: 44 ft 10 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum 399M
Details: Grand Design Momentum fifth wheel toy hauler 399M highlights: Front Private Bedroom Kitchen Island ...
Updated: Thursday, July 09, 2026 10:06 AM
Location: Fort Worth, Texas
Seller: McClain's RV SuperStores - Fort Worth
Stock Number: 15270
Exterior Length: 44 ft
Sleeps: 6
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: The 2026 Grand Design Momentum 399M is a high-end, large toy hauler designed for serious adventurers who want both massive garage space and full re...
Updated: Thursday, July 09, 2026 10:06 AM
Location: Fort Worth, Texas
Seller: McClain's RV SuperStores - Fort Worth
Stock Number: 338373
Exterior Length: 3 ft 8 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
VIN: 573FM4735TBB04543
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 399M – 338373
Grand Design Momentum fifth wheel toy hauler 399M highlights:
Front Private Bedroom...
Updated: Tuesday, June 23, 2026 04:08 PM
Location: Ashland, Virginia
Seller: General RV Center - Virginia
Stock Number: 63857B
Condition: Used
VIN: 573FM3725K1207996
Description:
Updated: Wednesday, July 08, 2026 07:58 AM
Location: Breaux Bridge, Louisiana
Seller: Great American RV of Breaux Bridge
Stock Number: 46294
Exterior Length: 39 ft 11 in
Condition: New
VIN: 573FM4227TBB04428
Hitch Weight: 3,300 lb
Fresh Water Tank Capacity: 140 gal
Description: Overview Welcome Aboard the 2026 Grand Design Momentum M-Class 344M: Redefining Travel with Every Mile! The 2026 Grand Design Momentum M-Class 344M...
Updated: Thursday, July 02, 2026 11:02 AM
Location: Fife, Washington
Seller: RV Country - Fife, WA
2026 GRAND DESIGN MOMENTUM M CLASS 344M
Fifth Wheel Toy Haulers
MSRP$173,098 USD $114,995
Stock Number: SAV7626
Exterior Length: 39 ft 11 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum M-Class 344M
Details: Grand Design Momentum M-Class toy hauler 344M highlights: Dual Opposing Slides Two Power Awn...
Updated: Monday, June 15, 2026 10:48 AM
Location: Richmond Hill, Georgia
Seller: Southland RV Savannah
2026 GRAND DESIGN MOMENTUM M CLASS 344M
Fifth Wheel Toy Haulers
MSRP$172,858 USD $113,999
Stock Number: 346152
Exterior Length: 3 ft 3 in
Sleeps: 7
Number of Slide Outs: 3
Condition: New
VIN: 573FM4229TBB04799
Description: NEW 2026 GRAND DESIGN MOMENTUM M CLASS 344M – 346152
Step into the world of luxury and adventure with the 2026 Grand Design Momentum M-C...
Updated: Tuesday, June 23, 2026 04:08 PM
Location: Ashland, Virginia
Seller: General RV Center - Virginia
2026 GRAND DESIGN MOMENTUM M CLASS 344M
Fifth Wheel Toy Haulers
MSRP$178,875 USD $113,595
Stock Number: 16367
Exterior Length: 39 ft 11 in
Sleeps: 6
Number of Slide Outs: 3
Condition: New
Number of Axles: Tri
Description: New 2026 Grand Design Momentum 344M
Details: Grand Design Momentum toy hauler 344M highlights: Dual Opposing Slides Two Power Awnings 11' Separat...
Updated: Thursday, July 09, 2026 10:06 AM
Location: Rockwall, Texas
Seller: McClain's RV SuperStores - Rockwall
