Let’s start with the part everyone feels first: the living space. The rear lounge in the Eagle 355MBQS is the kind of spot you sink into after a long travel day — theater seating, a tri-fold sofa, a fireplace with a heater, and blackout shades that let you turn the whole room into a cozy movie cave. It’s a legit home base, not just an RV “area.”
But the real magic trick? Jayco’s bonus room. Instead of cramming everything into one multipurpose space, this mid‑coach room gives you options. Kids’ bedroom? Guest suite? Remote office? Rainy‑day TV den? Yep — all of the above. And with the loft perched overhead, you get extra sleeping space without sacrificing the living room.
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Jayco Eagle 355MBQS floorplan
Jayco Eagle 355MBQS floorplan
Up front, the private bedroom keeps things calm and organized. A king bed slide, walk‑in closet with washer/dryer prep, CPAP‑ready nightstands, and smart storage make it feel like a room you actually live in, not just crash in.
Swing back to the center and you’ll find a bathroom that’s easy for everyone to reach, with a roomy shower, skylight, glass door, and residential touches that make it feel more spa than squeeze.
Now let’s talk kitchen — because this one’s built for more than weekend snacks. An island, pantry, hutch, and a big 16‑cu‑ft fridge give you real storage. Solid-surface counters, GE appliances, and a flexible dining setup mean you can cook, work, or plan your next stop without bumping elbows.
Outside, the Eagle keeps the good times rolling with dual awnings, a full exterior kitchen, JayPort accessories, big storage bays, and weather protection that lets you stretch your season. The upgraded solar package adds independence, but Jayco is honest: know your batteries, inverter, and propane if you plan to boondock.
Of course, a rig this size needs the right truck. With its weight and height, the 355MBQS lives firmly in heavy‑duty territory. Jayco backs it with serious road gear — Dexter axles, MORryde suspension, H‑rated tires, TPMS, and optional ABS — but buyers still need to plan around real-world loaded weight and route clearance.
So who’s this fifth‑wheel for? Families who want separate zones. Couples who need an office or hobby room. Grandparents who host visiting kids. Anyone who wants a big, comfortable RV that doesn’t feel like one giant multipurpose box.
The Eagle name fits — but it’s the livability that really soars.
Specifications
Weights
Dry Hitch Weight (lbs)2,420
Unloaded Vehicle Weight (lbs)12,830
Cargo Carrying Capacity (lbs)2,370
Gross Vehicle Weight Rating (lbs)15,200
Measurements
Exterior Length (overall)42' 4"
Exterior Length (box length)41' 3"
Exterior Height12' 8"
Exterior Height (with A/C)12' 9"
Exterior Height (with 2nd A/C)13' 5"
Exterior Width8' 1"
Exterior Width (with slides out)14' 0"
Interior Height (main)8' 7"
Interior Height (upper deck)6' 4"
Awning Length21' 0"
Awning Length 210' 6"
Tank Capacities
Fresh Water Capacity (gals)81.0
Gray Water Capacity (gals)87.0
Black Tank Capacity (gals)50.0
Propane Unit (lbs)60
Propane Unit (lbs) (Optional)80
Furnace, Auto-ignition (BTU output)35000