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New 2026 Grand Design Momentum 399M

Toy Hauler Fifth Wheel
Stock #70900
Ripon
Featured New Floor Plan
Ultimate Toy Hauler Luxury
  • MSRP: $200,978
  • 45ft long
  • 19,170 lbs
  • Sleeps 4
  • 3 slides
  • Kitchen Island
    Two Entry/Exit Doors
Call Today 209-924-4022
What Other Customers Are Saying
  • Knowledgeable and professional

    Dear Mr. Johnson:We attended the Grand Design Rally in Red Bluff, CA and had submitted a request for a technician to check several issues with our 2017 Reflection which we purchased from Happy Daze RV.This letter is to highly commend the attention we received from Joe Grover. While most of the issues ... More »
    Bob
  • Great service department!!

    "We discovered some bubbles in the rear fiberglass panel after about 9 months after we purchased the 5th wheel from Happy Daze. A call from Tara, service rep extraordinaire, about our warranty coming to a close, we decided to get it in for repair. Jeff , service tech, did a great job replacing the whole ... More »
    Anonymous
  • Excellent experience

    "Buying a travel trailer from Happy Daze has been one of my smoothest, hassle free transactions for an RV to date. My sales rep Dan Risk was an excellent communicator and did his best to answer all my questions. He really came across as an advocate for me the customer and really got me locked into buying ... More »
    Aaron

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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.