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Grand Design Momentum M-Class 351MS Toy Hauler: Where Luxury Meets Adventure

Get ready to elevate your travel experience with the Momentum M-Class 351MS toy hauler by Grand Design—your ultimate basecamp for thrilling adventures and all-out comfort. Designed for those who crave the perfect blend of rugged fun and high-end living, this fifth wheel has it all.

Adventure-Ready Features:

  •  – Haul your ATVs, dirt bikes, or gear with ease, then convert the space into a second living room, dining area, or guest bedroom. Add the optional Happi-Jac rollover sofas, a removable table, and a top bunk bed for the full setup.

  • Bath and a Half – No more waiting in line! Enjoy the convenience of a full bathroom with double entry access plus an additional half bath—perfect for guests and families.

  • Dual Entry Doors – Step in and out with ease, whether you're heading out to hit the trails or kicking back by the fire.

  • Kitchen Island with Bar Stools – Serve up adventure with a stylish kitchen island, featuring a deep sink, extra counter space, and seating for casual dining.

  • Overhead Loft Bed – Tucked away and cozy, the loft bed adds even more sleeping space for adventurous nights.

  • Four-Seat Super Sofa Slide – Lounge in style while watching the LED TV or warming up by the built-in fireplace after a day of exploring.

Comfort Meets Capability:

The private front bedroom is your personal retreat, featuring a queen bed slide with an optional upgrade to a king. You’ll have ample clothing storage, plus a slide-top dresser to keep things organized no matter how far off-grid you go.

Built for the Bold:

The Momentum M-Class isn’t just about looks—it’s engineered for year-round comfort and performance:

  • Thermal Roof Design & Triple Insulation – Stay cozy in the cold and cool in the heat.

  • Rail-Tite Underbelly Seal – Camp confidently in any season.

  • 8'5" Wide Body Chassis with No Wheel Wells – Maximize interior space and enjoy easier loading with the dovetail rear entry.

  • Stealth A/C System – Whisper-quiet, high-powered cooling when you need it most.

  • CRE3000 Suspension System – Enjoy a smooth, stable tow even on rugged terrain.

Inside, you’ll be greeted with premium finishes like solid surface countertops, a professional-grade stainless steel cooktop, a fiberglass shower with a glass door, and modern LED accent lighting that sets the mood.


Whether you're chasing epic views, thrilling trails, or just a peaceful escape, the Momentum M-Class 351MS delivers the adventure-ready luxury you’ve been dreaming of.

Used 2024 Grand Design Momentum 351MS

Type: Fifth Wheel
Condition: USED
Year: 2024
Manufacturer: Grand Design
Brand: Momentum
Model: 351MS
Weight (Dry/Gross): 14700 lbs / --
Sleeps: 5
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