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New 2021 Grand Design Momentum M-Class 398M

Virtual Tour
2021 398M Features and Options

Grand Design Momentum M-Class toy hauler 398M highlights:

  • Rear Patio
  • Loft
  • Four-Seat Sofa
  • Kitchen Island w/ Stools
  • 18' Separate Garage
  • Opposing Slides

 

Imagine your family taking turns riding your four wheelers around the dunes or taking the jet skis on the lake. This Momentum M-Class fifth wheel toy hauler offers an 18' separate garage for your toys and a second exterior entry door for easy access when the ramp door is closed. You can store additional outdoor gear in the exterior unobstructed pass-through storage near the main entrance. Now imagine your family watching the big game on the 49" LED TV with a fireplace below while sitting on the bar stools at the kitchen island or on the four-seat sofa. Now stop imagining and start living the dream in this M-Class!

 

With any Grand Design Momentum M-Class toy hauler fifth wheel, you will enjoy extraordinary living and extreme playtime with the Weather-Tek insulation for four seasons of protection and an enclosed fuel pump station to keep the fun going the whole time. The Tuff-Ply garage flooring is gas and oil resistant as well as triple insulated, and you will find 2,500-lb. flush-mount tie-downs in the garage to keep your toys secure while moving down the road. The interior includes features that are both fun and functional, like the stereo entertainment system with Bluetooth and app controls, the color-changing LED lights, the central vacuum system with tools and a dust pan, and the satellite/solar roof access channel. Any Grand Design Momentum M-Class allows you to keep your active lifestyle no matter where you decide to stay!  

What Our Customers Are Saying

Great Selection

Very good selection of RV's and Travel Trailers! We searched and visited many different dealerships and found our perfect travel trailer at Happy Daze RV! Zero pressure, super attentive sales staff and the buying process was a breeze. This has to have been our fastest purchase from visit, to selection, to signing the docs. Every question we had was answered and so happy we made the trek to buy - Rob from Walnut Creek, CA
Call For Price!
Location: Sacramento
Stock# 22134P
2021 398M Specifications
Sleeps 5
Slides 3
Length 43 ft 11 in
Ext Height 13 ft 5 in
Interior Color PEBBLE
Hitch Weight 2980 lbs
Gross Weight 20000 lbs
Dry Weight 15000 lbs
Fresh Water Capacity 155 gals
Grey Water Capacity 104 gals
Black Water Capacity 52 gals
Tire Size 16"
Furnace BTU 40000 btu
Fuel Capacity 60 gals
Available Beds Queen
Refrigerator Size 18 cu ft
Cooktop Burners 3
Number of Awnings 2
Axle Weight 7000 lbs
Garage Size 18 ft
LP Tank Capacity 60 lbs
Water Heater Capacity 12 gal
Water Heater Type Gas/Electric
AC BTU 30000 btu
TV Info LR 49" LED TV
Awning Info 15' and 18' Power with LED Lights
Axle Count 3
Washer/Dryer Available Yes
Shower Type Sunken Tub/Shower
Electrical Service 50 amp
VIN 117981
For more information, call us at 916-921-2222 or Contact Us
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ManuFacts
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Thank you for taking the time to view and consider Grand Design RVs, where we build every RV to deliver more features and superior value for your dollar, then we back every one of our coaches with a 3-year limited structural warranty.
 
Every Grand Design RV is put through a series of quality inspection gates during the manufacturing process.  Once completed, the unit undergoes a comprehensive final finish inspection before being delivered to our dealer network for you to view or test drive.
 
We deliver the highest quality RVs in the industry, but anything built by humans can be subject to issues.  It’s how those issues are addressed that stands out with Grand Design. We stand behind our products, and stand ready to assist customers whenever needed.
 
At Grand Design our goal is simple...Continue leading the industry with quality products while improving the customer's RV experience before, during, and after the sale.
Happy Daze RV is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales taxes, registration, tags and delivery fees. Manufacture pictures, specifications, and features may be used in place of actual units on our lot. To preserve the quality and mileage of our coaches, we only do test drives with a qualified offer to purchase.