New 2026 Grand Design Momentum M Class 399M Stock #2616670 | Camping World (Surprise, AZ)

2026 Grand Design Momentum M Class 399M Srp Surprise, AZ
2026 Grand Design Momentum M Class 399M Product Floorplan Image Surprise, AZ
2026 Grand Design Momentum M Class 399M Living Area-main-1 Surprise, AZ
2026 Grand Design Momentum M Class 399M Living Area-main-2 Surprise, AZ
2026 Grand Design Momentum M Class 399M Front Surprise, AZ
2026 Grand Design Momentum M Class 399M Campside Surprise, AZ
2026 Grand Design Momentum M Class 399M Off Campside Surprise, AZ
2026 Grand Design Momentum M Class 399M Backside Surprise, AZ
2026 Grand Design Momentum M Class 399M Fridge Surprise, AZ
2026 Grand Design Momentum M Class 399M Fridge Open Surprise, AZ
2026 Grand Design Momentum M Class 399M Stove Oven Surprise, AZ
2026 Grand Design Momentum M Class 399M Stove Oven-open Surprise, AZ
2026 Grand Design Momentum M Class 399M Cabinet 1 Surprise, AZ
2026 Grand Design Momentum M Class 399M Cabinet 2 Surprise, AZ
2026 Grand Design Momentum M Class 399M Entertainment Center Surprise, AZ
2026 Grand Design Momentum M Class 399M Bedroom 1 Surprise, AZ
2026 Grand Design Momentum M Class 399M Bedroom 2 Surprise, AZ
2026 Grand Design Momentum M Class 399M Bathroom 1 Surprise, AZ
2026 Grand Design Momentum M Class 399M Bathroom 2 Surprise, AZ
2026 Grand Design Momentum M Class 399M Bunk Room Surprise, AZ
2026 Grand Design Momentum M Class 399M Fireplace Surprise, AZ
2026 Grand Design Momentum M Class 399M Water Heater Surprise, AZ
2026 Grand Design Momentum M Class 399M Control Center Surprise, AZ
2026 Grand Design Momentum M Class 399M Outside Tv Surprise, AZ
2026 Grand Design Momentum M Class 399M Outside Kitchen Surprise, AZ
2026 Grand Design Momentum M Class 399M Solar Surprise, AZ
2026 Grand Design Momentum M Class 399M Inverter Surprise, AZ
2026 Grand Design Momentum M Class 399M Rear Camera-prep Surprise, AZ
2026 Grand Design Momentum M Class 399M Leveling System Surprise, AZ
2026 Grand Design Momentum M Class 399M Pass Through-storage Surprise, AZ
2026 Grand Design Momentum M Class 399M Water Center-convenience-station Surprise, AZ
2026 Grand Design Momentum M Class 399M Tires Surprise, AZ
2026 Grand Design Momentum M Class 399M Awning 1 Surprise, AZ
2026 Grand Design Momentum M Class 399M Awning 2 Surprise, AZ
2026 Grand Design Momentum M Class 399M Rear Hitch-rack Surprise, AZ
2026 Grand Design Momentum M Class 399M Outside Shower Surprise, AZ
2026 Grand Design Momentum M Class 399M Steps Surprise, AZ
2026 Grand Design Momentum M Class 399M Outside Speakers Surprise, AZ
2026 Grand Design Momentum M Class 399M Prepane X-2 Surprise, AZ
2026 Grand Design Momentum M Class 399M Hidden Compartment-behined-tv Surprise, AZ
2026 Grand Design Momentum M Class 399M Rear Patio Surprise, AZ
2026 Grand Design Momentum M Class 399M Bunk Tv Surprise, AZ
2026 Grand Design Momentum M Class 399M Doggie Bowl Surprise, AZ
2026 Grand Design Momentum M Class 399M Upper Bunk Surprise, AZ
2026 Grand Design Momentum M Class 399M Inside Audio Surprise, AZ
2026 Grand Design Momentum M Class 399M Side Padio Surprise, AZ
2026 Grand Design Momentum M Class 399M Sofa Surprise, AZ
2026 Grand Design Momentum M Class 399M Desk Surprise, AZ
2026 Grand Design Momentum M Class 399M Bedroom Fireplace Surprise, AZ
Floor Plan
49 Photos
Great Deal
$29,638 below MSRP
49
Floor Plan
2026 Grand Design Momentum M Class 399M Product Floorplan Image Surprise, AZ
2026 Grand Design Momentum M Class 399M Living Area-main-1 Surprise, AZ

Overview

Length icon
Length
44' 10''
Dry Weight icon
Dry Weight
19,170 lb
GVWR icon
GVWR
23,500 lb
Garage Length icon
Garage Length
12 ft
Exterior Height icon
Exterior Height
13' 6''
Sleeps icon
Sleeps
6
Slide Outs icon
Slide Outs
3
Electric Service icon
Electric Service
50 amps

Estimated Monthly Payment

$1,213

APR 8.49% with $24,674 Down for 240 Months

Subtotal

$164,495

Down Payment

-$24,674

APR

8.49%

Amount Financed
$139,821
*Estimated payments are for informational purposes only, and do not represent a financing offer guarantee and do not include taxes and fees.

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  • PLUS so much more

  • 1 Year Good Sam Elite Membership

  • 1 Year Good Sam Roadside Assistance

  • 1 Year Good Sam TravelAssist

  • 1 Year Subscription to Wildsam Publication

  • 1 Month of RV Storage

  • PLUS so much more

Camping World
(Surprise, AZ)
12630 North Autoshow Avenue
Surprise, AZ 85388
Store DetailsGet Directions
(888) 928-7132

Today's Hours

9:00 AM - 6:00 PM

RV Sales

Closed until 4 PM

Service

Closed until 4 PM

Accessory Store

Closed until 4 PM

Est. Payment
$1,213/mo
Est.
$1,213/mo
Built-In-America Price
$164,495
Great Deal
$29,638 below MSRP
In Stock at Camping World (Surprise, AZ)
Closed until 4 PM
(888) 928-7132See Store Details
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