- 120+ days listed
- 0 saves
Willing to negotiate
Secure the right deal for your budget.
Features and specs
Description
- Front Private Bedroom
- Kitchen Island
- Hybrid Desk/Dinette
- Unobstructed Pass-Thru Storage
- Side Patio
Discover the ultimate combination of luxury, versatility, and adventure with the New 2026 Grand Design Momentum M-Class 399M, a top-of-the-line toy hauler designed for families, outdoor enthusiasts, and full-time RVers who demand space, comfort, and premium features. With its innovative layout, high-quality construction, and Grand Design s reputation for reliability, the 399M is built for those who want the best in RV living and towing capability. The rear garage area is a highlight of the 399M, perfect for transporting motorcycles, ATVs, or other outdoor toys. This space converts effortlessly into additional sleeping or living areas with drop-down sofas and overhead beds, providing flexibility for family, guests, or extra storage. The main living area features theater seating, a tri-fold sofa, and a centrally located entertainment center with a large TV, creating a cozy yet open space for relaxation and socializing. Large panoramic windows fill the interior with natural light, making the space bright, inviting, and connected to the outdoors. The chef-inspired kitchen is equipped for convenience and efficiency, featuring solid-surface countertops, a three-burner cooktop, microwave, residential refrigerator, and ample cabinetry for storage. The dinette or optional free-standing table provides a versatile area for meals, games, or remote work, ensuring the Momentum 399M is as functional as it is stylish. The front master suite offers a private retreat with a walk-around king bed, dual wardrobes, overhead storage, and privacy doors. The full bathroom includes a spacious shower, vanity, and thoughtfully designed storage, providing residential-level comfort no matter where the road takes you. Built with Grand Design s signature quality, the Momentum M-Class 399M boasts a durable chassis, premium components, and superior construction for long-lasting performance. Every feature is designed to make your travel experience smooth, comfortable, and worry-free. Top Reasons to Buy the Momentum M-Class 399M: Rear garage with convertible space for toys or extra sleeping areas Spacious living area with theater seating and entertainment center Chef-inspired kitchen with solid-surface countertops and storage Private front master suite with walk-around king bed Built with Grand Design s durable construction and high-quality components Why Buy from Campers Inn RV:Since 1966, Campers Inn RV has been a trusted leader in the RV industry, offering transparent pricing, expert guidance, and one of the largest selections of high-end toy haulers in the nation. Their knowledgea
About the dealership
Campers Inn RV is the Trusted Resource and preferred dealership for our employees, customers, and partners and is the industry's innovation leader and positive disruptor. Positioned for global growth, we are the most respected brand in the business, creating value with all of our dealerships, providing career opportunities for our employees, and making our communities better.
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