2026 Grand Design Momentum G-Class 394G

New Fifth Wheel in Fort Worth, Texas, 76140

$119,995.00
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New 2026 Grand Design Momentum G-Class 394G available in Fort Worth, Texas
2026 Grand Design Momentum G-Class 394G - New Fifth Wheel For Sale by McClain's RV Fort Worth in Fort Worth, Texas features Shower, Oven, Insulated, Solar Prep, Black Tank Flush
2026 Momentum G-Class 394G by Grand Design from McClain's RV Fort Worth in Fort Worth, Texas
New 2026 Grand Design Momentum G-Class 394G available in Fort Worth, Texas

Unit Specs

  • Stock #15504
  • Year2026
  • ManufacturerGrand Design RV
  • Make Grand Design
  • ModelMomentum G-Class
  • Floorplan394G
  • Type Fifth Wheel
  • ConditionNew
  • Length44' 11"
  • Width8' 5"
  • Height13' 6"
  • VIN573FM4735TBB04848
  • MSRP $144,148.00
  • Sale Price $119,995.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Chassis101" Wide-Body Super Chassis
  • Sleeps7
  • Water Capacity (Fresh)98 gal
  • Water Capacity (Black)52 gal
  • Water Capacity (Grey)104 gal
  • Air Conditioners1
  • A/C Spec15,000 BTU
  • Refrigerator Capacity15 ft3
  • Slideouts3
  • Payload Capacity6100 lbs
  • Dry Weight16,400 lbs
  • Tow/Hitch Weight3500 lbs
  • # Axles3

Grand Design Momentum G-Class 394G Fifth Wheel RV - Luxury Towable Travel Trailer

Introducing the 2026 Grand Design Momentum G-Class 394G, a premium towable RV crafted for serious adventures and memorable family trips. Built on a 101" wide-body super chassis, this new fifth wheel blends luxury living with rugged functionality, delivering a spacious interior, robust payload, and versatile cargo access. With three slideouts and a rear ramp door, it’s designed to maximize comfort and expandability for both everyday use and off-grid excursions. Stock number 15504, this model embodies the brand’s commitment to quality, durability, and thoughtful design.

Key Specifications at a Glance

  • Type: Towable RV / Fifth Wheel
  • Model: Momentum G-Class 394G | Year: 2026
  • Length: 44 feet 11 inches
  • Width: 8 feet 5 inches
  • Height: 13 feet 6 inches
  • GVWR: 22,500 lbs
  • Dry Weight: 16,400 lbs
  • Payload Capacity: 6,100 lbs
  • Hitch Weight: 3,500 lbs
  • Axles: 3
  • Fresh Water: 98 gallons • Grey Water: 104 gallons • Black Water: 52 gallons
  • Slides: 3
  • Air Conditioners: 1 x 15,000 BTU

Interior Comfort and Features

Inside, this RV blends convenience with elegance. The Momentum G-Class comes equipped with a full kitchen that includes a microwave, oven, and refrigerator, plus a practical converter and optional solar prep for off-grid adventures. A cozy fireplace sets the mood for downtime, while a Smart TV, additional TV, and TV antenna offer reliable entertainment options. The interior is designed to sleep up to seven, making it ideal for families or groups. The interior amenities are complemented by ample storage and a well-appointed medicine cabinet and shower, delivering a home-away-from-home experience on the road.

Outdoor Living and Cargo Flexibility

  • Rear Ramp Door enables easy loading of toys or gear alongside living space
  • Ramp, Ladder, and Exterior Speakers extend outdoor enjoyment
  • Awning provides shaded outdoor living area
  • Insulated for year-round comfort and energy efficiency

Why Choose the Momentum G-Class 394G

The Momentum G-Class line elevates the recreational vehicle experience with a durable 101" wide-body chassis, three slide-outs for expansive living, and a balanced combination of luxury and practicality. With a strong GVWR, ample fresh and waste capacities, and a thoughtful floor plan designed for seven sleepers, this ambitious travel trailer is well-suited for long trips, seasonal camping, or family adventures. Whether you’re chasing scenic byways or lakefront sunsets, the Momentum G-Class 394G stands out as a premier option in the RV market for 2026.



View a video of this 2026 Grand Design Momentum G-Class 394G RV on YouTube!

2026 Grand Design Momentum G-Class 394G Features


  • Appliances
    Electric Heat, Furnace, Microwave, Oven, Refrigerator
  • Electrical
    Converter, Solar Prep
  • Equipment
    Smart TV, TV, TV Antenna
  • Exterior
    Awning, Black Tank Flush, Exterior Speakers, Ladder, Ramp, Rear Ramp Door, Skylight
  • Interior/Furnishings
    Fireplace, Medicine Cabinet, Shower
  • Horse / Livestock / LQ / Tack
    Insulated

2026 Grand Design Momentum G-Class 394G Specifications

Dimensions

Height

13' 6"

Height (interior)

8' 7"

Length

44' 11"

Width

8' 5"

Weights

Dry Weight

16,400 lbs

GVWR

22,500 lbs

Hitch Weight

3,500 lbs

Payload Capacity

6,100 lbs

Capacities

Refrigerator Capacity

15 cu ft

Sleep Capacity

7

Water Capacity - Black

52 gal

Water Capacity - Fresh

98 gal

Water Capacity - Grey

104 gal

Exterior

# Awnings

2

# Axles

3

# Doors

3

# Slides

3

Chassis

101" Wide-Body Super Chassis

Hitch

Fifth Wheel

Rear Opening

Ramp

Electrical

# A/C

1

A/C Spec

15,000 BTU

*MFG Specs are for base unit. Certain options may change specifications listed. Please consult dealer for more details. Data is provided by a 3rd party. RVUSA.com cannot guarantee the accuracy of the data presented.

2026 Grand Design Momentum G-Class 394G Literature


Text Seller
Seller Info

McClain's RV Fort Worth

10100 S Frwy I-35 W
Fort Worth, TX 76140

Member Since 2019

See 1779 Reviews

Unit Specs

  • Stock #15504
  • Year2026
  • ManufacturerGrand Design RV
  • Make Grand Design
  • ModelMomentum G-Class
  • Floorplan394G
  • Type Fifth Wheel
  • ConditionNew
  • Length44' 11"
  • Width8' 5"
  • Height13' 6"
  • VIN573FM4735TBB04848
  • MSRP $144,148.00
  • Sale Price $119,995.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Chassis101" Wide-Body Super Chassis
  • Sleeps7
  • Water Capacity (Fresh)98 gal
  • Water Capacity (Black)52 gal
  • Water Capacity (Grey)104 gal
  • Air Conditioners1
  • A/C Spec15,000 BTU
  • Refrigerator Capacity15 ft3
  • Slideouts3
  • Payload Capacity6100 lbs
  • Dry Weight16,400 lbs
  • Tow/Hitch Weight3500 lbs
  • # Axles3

Estimated Payment-

Interest Rate % *(W.A.C.)
Term Years
Down Payment $
*W.A.C. = With approved credit

Email Seller

Request More Info on this 2026 Grand Design Momentum G-Class 394G Offered for sale by McClain's RV Fort Worth
McClain's RV Fort Worth
McClain's RV Fort Worth

10100 S Frwy I-35 W
Fort Worth, TX 76140

Phone: Click to Call

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New 2026 Grand Design Momentum G-Class 394G available in Fort Worth, Texas
2026 Grand Design Momentum G-Class 394G - New Fifth Wheel For Sale by McClain's RV Fort Worth in Fort Worth, Texas features Shower, Oven, Insulated, Solar Prep, Black Tank Flush
2026 Momentum G-Class 394G by Grand Design from McClain's RV Fort Worth in Fort Worth, Texas
New 2026 Grand Design Momentum G-Class 394G available in Fort Worth, Texas