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398M Floorplan

Grand Design Momentum M Class 398M RVs for Sale

Step into the world of luxury and adventure with the 2017 Grand Design Momentum M-Class 398M. This impressive fifth wheel toy hauler is designed for those who crave both comfort and functionality on the road. With a spacious interior that sleeps up to 12, this model is perfect for families or groups of friends ready to explore the great outdoors. The floorplan features a center kitchen and living area, providing a cozy space to gather and enjoy meals prepared on the three-burner cooktop. A full-size refrigerator ensures you have ample space for all your culinary delights. The center bath and front bedroom layout offer convenience and privacy, with a queen bed and optional king bed for restful nights. The Momentum 398M boasts an 18-foot garage, perfect for storing your outdoor toys, and includes a loft bed for additional sleeping space. With two powered retractable awnings, you can enjoy the outdoors in comfort, whether you're lounging in the shade or enjoying an evening under the stars. The RV is equipped with a washer and dryer, making long trips more convenient, and has a robust 117-gallon fresh water capacity to keep you refreshed. Whether you're embarking on a weekend getaway or an extended road trip, the Grand Design Momentum M-Class 398M promises an experience filled with comfort, style, and unforgettable memories. For more details or to see this beauty in person, visit your nearest General RV dealership.


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General RV works hard to ensure the accuracy of all its listings however we are not responsible for any misprints, typos, or errors found in our website pages. Manufacturer-provided pictures, specifications and features may be used as needed. Inventory shown may be only a partial listing of the entire inventory. Please contact us at 888-436-7578 for availability as our inventory changes rapidly.

*All RV prices exclude tax, title, registration and fees, including documentary service fees. All payments are with approved credit through dealer lending source. Advertised monthly payment is based on 20% cash down, plus tax, title, registration and fees, at 7.99% APR for 96 months on finance amounts under $10K, at 7.99% APR for 144 months on finance amounts from $10K to $25K, at 7.99% APR for 180 months on finance amounts from $25K to $50K, and at 7.99% APR for 240 months on amounts over $50K. $79 monthly payment based on purchase price of $9,999 with 20% down at 8.24% APR for 218 months. $399 monthly payment based on purchase price of $69,995 with 25% down, at 6.99% APR for 240 months. For select models only. Rate and payments are subject to change at any time. Conditions apply. See dealer for details.