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The values presented on this site are for estimation purposes only. Your actual payment may vary based on several factors such as down payment, credit history, final price, available promotional programs and incentives. Applicable tag, title, destination charges, taxes and other fees and incentives are not included in this estimate.

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2023 Grand Design Momentum M-Class 398M

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  • New
  • San Marcos
  • 190-T69786
  • 573FM4638PBB01272
  • Trailer
  • Toy Hauler - Fifth Wheel
  • SILVER MAPLE
  • 44 ft 8 in

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

  • 18' Separate Garage
  • Bedroom Wardrobe Slide
  • Four-Seat Sofa
  • Kitchen Island w/Bar Stools
  • Dual Entry Doors
  • Flip Up Pet Dish

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Load up your toys, gear, clothes and food to enjoy some off-road fun with your toys and friends! Once at the RV park, unload your toys and set up the three slide outs, the two awnings, and begin planning your trail rides! You might decide to make a meal or snack in the combined kitchen and main living area which offers all the appliances you need, plus a kitchen island with? two bar stools, a pantry, an LED TV with a? fireplace below, plus a slide out four-seat sofa. The garage even offers the option to add two Happi-Jac rollover sofas with tables with a top bed if you want seating and sleeping space. The overhead loft bed provides sleeping space as well. You will love the sunken tub/shower with a seat in the full bathroom with a space savings sliding door, and the front bedroom can be your escape. There is a queen bed, a slide out wardrobe and USB charging outlets.

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With any Momentum M-Class toy hauler by Grand Design, you will enjoy luxury at every turn! They have been constructed to a superior standard with a thermal roof design, triple insulated main floor and garage floor, and a Rail-Tite underbelly seal that will allow you to camp in all elements. Each model also features an 8' 5" wide body chassis with a wide rail design, no wheel wheels, and a dovetail entry for easier loading. The Stealth A/C system provides maximum cooling power, and the CRE3000 suspension system means you can enjoy a smooth tow each time. You will love the luxurious interior with a professional grade stainless steel cooktop, interior color changing LED accent lighting, a fiberglass shower with a glass door, and solid surface countertops.?

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  • San Marcos
  • New
  • 190-T69786
  • 2023
  • Grand Design
  • Momentum M-Class 398M
  • Trailer
  • Toy Hauler - Fifth Wheel
  • Grand Design Momentum M-Class
  • 573FM4638PBB01272
  • 44 ft 8 in
  • No
  • 15000 lbs
  • 20000 lbs
  • 2980 lbs
  • 3 x 7000
  • 140 Gal
  • 104 Gal
  • 52 Gal
  • 12
  • 60 Gal
  • 60 lbs
  • 35000 BTU | Fireplace: 5000 BTU
  • Size: 12" I-Beam
  • 43' 11"
  • 13' 5"
  • 18' (Opt 15')
  • 60" X 80" Queen (Opt. King)
  • R-45 | Garage: R-40
  • 11
  • 40
  • Aluminum Cage

Get an Estimate for Your Payment

  • Estimated Payment
  • Calculation is estimate only.

Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Contact dealer for details.

Warning WARNING: Operating, servicing and maintaining a passenger vehicle, an off-highway motor vehicle or a recreational marine vessel can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle or vessel in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle or vessel. For more information go to https://www.p65warnings.ca.gov/products/passenger-vehicle and https://www.p65warnings.ca.gov/products/marine.