2026 Grand Design Momentum 381MS

New Fifth Wheel in Huntley, Illinois, 60142

Unit Specs

Stock #354723
Year2026
ManufacturerGrand Design RV
Make Grand Design
ModelMomentum
Floorplan381MS
Type Fifth Wheel
ConditionNew
Price Get Price
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Sleeps5
Slideouts1

Looking to buy a 2026 Grand Design Momentum Fifth Wheel RV?

Enjoy your RV trips more than ever before in this 2026 Grand Design Momentum 381MS. This 2026 Grand Design Momentum 381MS welcomes you into the Grand Design family! If you’re looking for a family RV, you’ve found it: this rig sleeps 5. The one slide allows for easy setup and just enough extra space inside.

2026 Grand Design Momentum 381MS Features

2026 Grand Design Momentum 381MS Specifications

General

MSRP

$157,708

Dimensions

Height

13' 6"

Height (interior)

8' 5"

Length

43' 11"

Width

8' 5"

Weights

Dry Weight

15,800 lbs

GVWR

22,500 lbs

Hitch Weight

3,440 lbs

Payload Capacity

6,700 lbs

Capacities

Refrigerator Capacity

20 cu ft

Sleep Capacity

Water Capacity - Black

104 gal

Water Capacity - Fresh

140 gal

Water Capacity - Grey

52 gal

Exterior

# Awnings

# Axles

# Doors

# Slides

Chassis

101" Wide Body Super Chassis w/Drop-Frame Storage

Hitch

Fifth Wheel

Rear Opening

Ramp

Electrical

# A/C

A/C Spec

30,000 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.