MSRP: $195,986
$134,995
SAVE $60,991
RV Location:5485 Pepper ChaseSouthaven, Mississippi 38671
Seller Information
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General
Stock Number
GR2490
VIN
573FM4734TBB04792
Year
2026
Roadworthy
Yes
Manufacturer
Model
Location
Southaven, Mississippi 38671
Condition
New
Description
2026 Grand Design Momentum M-Class 399M
**IN STOCK**DON'T TELL GRAND DESIGN**
Stock No. GR2490
$139,995.00
Our top-of-the-line Momentum Fifth Wheel Toy Haulers are — inside and out — our most luxurious Toy Haulers. With the comfort of a master suite and master bath, home’s now a long way from your house.
Capacities
Fresh Water Tank Capacity
140 gal
Gray Water Tank Capacity
104 gal
Black Water Tank Capacity
52 gal
LPG Capacity
60 gal
Category Specific
Sleeps
9
Number of Slide Outs
3
Garage Length
12 ft 6 in
Three Season Garage Door
Yes
Awning Length
26 ft 9 in
Dual Entry
Yes
Generator
Yes
Generator Prep
Yes
Heated Enclosed Underbelly
Yes
Washer / Dryer Prep
Yes
Floor Plan Features
Fireplace
Yes
Front Bedroom
Yes
Full Bath
Yes
Island Kitchen
Yes
Mid Kitchen
Yes
Mid Living
Yes
Outdoor Kitchen
Yes
Patio Deck
Yes
Rear Entertainment
Yes
Rear Garage
Yes
Rear Living
Yes
Chassis
Number of Axles
Tri
Gross Vehicle Weight
22,500 lb
Hitch Weight
3,464 lb
Exterior
Exterior Length
44 ft 10 in
Exterior Width
8 ft 5 in
Exterior Height
13 ft 6 in
Pass Through Storage
Yes
Interior
Interior Height
101 in
Air Conditioning
Yes
Furnace BTUs
35000
Shipping Dimensions
Shipping Weight
18,000 lb