A&L RV Sales
2026 Grand Design 2026 Grand Design Momentum M-Class - image 1
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2026 Grand Design Momentum M-Class Video Tour

Complete Specifications

Complete Fifth Wheel Specifications

2026 Grand Design Momentum M-Class Overview

Introducing the 2026 Grand Design Momentum M-Class 395MS, a top-of-the-line fifth-wheel toy hauler designed for adventure enthusiasts. With a spacious length of 44.2 ft and a dry weight of 15,600 lbs, this RV comfortably sleeps 5, making it ideal for family getaways. The innovative layout features 3 slides, a standard shower, and two bathrooms for added convenience. Enjoy year-round comfort with a powerful 30,000 BTU air conditioning system and a 35,000 BTU heater. With a fresh water capacity of 140 gallons and a black water capacity of 52 gallons, you can stay off-grid longer. Schedule your tour today!

Premium Features & Highlights

Spacious Length of 44.2 ft for Comfort
Sleeps 5 - Perfect for Family Adventures
30,000 BTU Air Conditioning for Year-Round Comfort
Tankless Water Heater for Endless Hot Water
140-Gallon Fresh Water Capacity for Extended Trips

Overview

Vehicle Identification & Details

9 specifications available

Category
Fifth Wheel
Condition
new
Floorplan
395MS
Make
Grand Design
Model
Momentum M-Class
Stock Number
MO4356
Subcategory
toy-hauler
VIN
573FM4634TBB04356
Year
2026

Size & Weight

Dimensions, Weight, Construction & Exterior

6 specifications available

Dry Weight
15,600 lbs
GVWR
22,500 lbs
Length
44.2 ft
Width
8.4 ft
Awnings Count
0
Slides
3

Sleeping & Layout

Beds, Layout, Living & Comfort

6 specifications available

Bedroom Count
1
Bunk Beds Count
1
King Beds Count
0
Private Bedroom
Yes
Queen Beds Count
1
Sleeps
5

Kitchen & Dining

Cooking, Dining & Appliances

2 specifications available

Oven
Yes
Refrigerator Type
20 cu. ft.

Bathroom & Facilities

Comfort & Privacy

2 specifications available

Bathrooms Count
2
Shower Type
Standard

Water Systems

Tanks & Plumbing

3 specifications available

Black Water Capacity
52 gal
Fresh Water Capacity
140 gal
Has Tankless Water Heater
Yes

Power & Electrical

Electrical, Entertainment & Safety

0 specifications available

No specifications available for this category

Climate Control

Heating & Cooling

3 specifications available

Ac Btu
30,000 BTU
Air Conditioning
Stealth AC System
Heater Btu
35,000 BTU

* Vehicle specifications listed to the best of our knowledge. All specifications, features, and information are provided by the manufacturer. A&L RV Sales is not responsible for manufacturer defects, specification changes, or recalls. Buyers should verify all information directly with A&L RV Sales.

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Built to Last

Superior construction for years of adventures
Chassis & Towing

15,600 lbs Dry Weight

Easy to tow with most mid-size trucks and SUVs.

Plumbing

52-Gallon Black Water Capacity

Efficient waste management for extended stays.

Ready for Your Next Adventure?

Experience the freedom of the open road with your next RV adventure

Payment Calculator

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from $826/mo
Estimated • 20% down

Schedule Tour

See this RV in person at our showroom

Showroom Hours
Mon-Fri: 9AM-6PM
5355 Mill Store Rd Lake Park, GA 31636

Trade-In Value

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Trade Evaluation

Dealer assessment

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. We are 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 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.
$116,387
est $755/mo