New 2020 Grand Design Momentum 399TH

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Call Us Today At 303-274-9009
2020 399TH Features and Options
Grand Design Momentum 399TH toy hauler highlights:
  • Dual Entry
  • Kitchen Island
  • Exterior LED TV
  • Dual Enclosed Fuel Station
  • Loft
  • Fast Ramp Rear Ramp Door

 

If you are ready to play with your off-road toys, hitch up this Momentum 399TH fifth wheel toy hauler after loading your toys in the 13' garage. You will be able to get cleaned up after getting muddy from the trails in the half bath in the garage or the sunken tub in the full bathroom.  The kids can sit on the bar stools at the kitchen island, or relax on the theater seats while watching the 49" LED TV and fireplace.  There are several options to choose from, and many more features to enjoy such as the dual entry doors, fold-down side patio with LED TV, and exterior unobstructed pass-through storage, plus more!

 

With any Momentum toy hauler fifth wheel you will enjoy extraordinary living with extreme playtime with the Weather-Tek insulation for four seasons of protection, and a fully enclosed fuel pump station to keep the fun going the whole time.  The Tuff-Ply garage flooring is gas and oil resistant and includes 2,500 lb. rated flush-mount tie-downs to keep your toys secure while moving down the road. The interior includes color changing LED accent lighting, a convection microwave, a central vacuum system with tools and a dust pan, and a satellite/solar roof access channel to mention a few highlights.  Any Grand Design Momentum allows you to keep your active lifestyle no matter where you decide to stay!

What Our Customers Are Saying

friendly and knowledgeable

These guys are great. Zach worked with us to get the best deal and the right unit for us RV virgins. Everyone we met, from the parts department to the finance department to the walk-through tech, was friendly and knowledgeable. Would absolutely recommend Windish RV to a friend. - Sterling from Denver, CO
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Location: Lakewood
Stock# 19T4372
2020 399TH Specifications
Sleeps 7
Slides 3
Length 43 ft 4 in
Ext Height 13 ft 5 in
Interior Color OAKLEY
Hitch Weight 3400 lbs
Gross Weight 20000 lbs
Dry Weight 15900 lbs
Fresh Water Capacity 157 gals
Grey Water Capacity 104 gals
Black Water Capacity 104 gals
Tire Size 16"
Furnace BTU 40000 btu
Fuel Capacity 60 gals
Number Of Bunks 1
Available Beds Queen
Refrigerator Size 18 cu ft
Convection Cooking Yes
Cooktop Burners 3
Number of Awnings 2
Axle Weight 7000 lbs
Garage Size 13 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, BR 32" LED, Garage 32" LED, Ext. LED
Awning Info 14' & 16' Power w/LED Lights
Axle Count 3
Washer/Dryer Available Yes
Shower Type Sunken Tub/Shower
Electrical Service 50 amp
VIN 573FM453XL1115821
For more information, call us at 303-274-9009 or Contact Us
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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.
Windish RV is 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 @303-274-9009 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.