328G | Grand Design

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Momentum G Class Fifth Wheel 328G Dealer Stock Only

Specs / Features / Packages


12300 lbs
Hitch Weight1
2200 lbs
16800 lbs
35' 11"
13' 5"
Fresh Water Capacity4
115 Gal
Grey Water Capacity
104 Gal
Waste Water Capacity
52 Gal
Awning Length
Std. Bed Dimensions
60 x 80 Queen Bed



  • Pre-Drilled and Screwed Cabinetry(S)
  • Plywood Drawer Bottoms(S)
  • Ball Bearing Full Extension Drawer Glides(S)
  • Large Panoramic Windows(S)
  • Night Shades (All Windows)(S)
  • Upgraded Residential Furniture (S)
  • Residential Countertops(S)
  • Stainless Steel Accented Microwave(S)
  • Stainless Steel Accented 3-Burner Range with Oven(S)
  • Glass Range Cover (Flush w/Counter Top)(S)
  • Stainless Steel Accented Double Door Refrigerator(S)
  • Sink Cover(S)
  • Bottle Opener(S)
  • Under Counter Accent Lighting(S)
  • Above Cabinet Accent Lighting (S)
  • Solid Hardwood Drawer Fronts(S)
  • Solid Core Cabinet Stiles(S)


  • Extra Large 1 1/2" Fresh Water Drain Valve(S)
  • Battery Disconnect Switch (S)
  • Folding Roof Ladder(S)
  • Gel Coated Fiberglass Exterior(S)
  • Easy Access Low Point Drain Valves(S)
  • Main A/C with Race Track Ducting (S)
  • Insulated Storage Doors(S)
  • Magnetic Storage and Entry Door Latches(S)
  • Backup Camera Prep(S)
  • Black Tank Flush(S)
  • Full Sized Spare Tire & Carrier(S)
  • 80% Tint Radius Safety Glass Windows(S)
  • 30# LP Bottles (2) w/Cover(S)
  • Radius Entry Door(S)
  • Awning w/LED Accent Lighting (S)
  • High-Capacity Water Pump(S)
  • Under Unit Accent Lighting(S)


  • Residential Walk-In Shower(S)
  • Skylight Over Shower(S)
  • Power Vent Fan(S)
  • Medicine Cabinet with Mirror(S)
  • Headboard (S)


  • Oversized Tank Capacities(S)
  • One-Piece TPO Roof Membrane w/18-Year Warranty(S)
  • Laminated Aluminum Framed Rear Ramp Door (R-7)(S)
  • Laminated Aluminum Framed Side Walls (R-11)(S)
  • Laminated Aluminum Framed Roof and End Walls in Slide Rooms (R-7)(S)
  • 1" Marine Grade OSB Floor (R-30*)(S)
  • 5" Radius Wood Framed Roof (R-40*)(S)
  • Upgraded Axle Hangers(S)


  • Night Stands (S)
  • Bedside Outlets(S)
  • USB Chargers (S)
  • Solid Bedroom Door (S)
  • Residential Bedspread(S)
  • TV and Cable Prep(S)


  • 3 Season Garage Wall(O)

Audio & Video

  • Rockford Fosgate Exterior Speakers(S)
  • Rockford Fosgate Speaker Package with Powered Sub(S)


  • Solar Prep (10 gauge wiring with universal MC4 connectors)(S)
  • Solitude Solar System (300w Solar Panel, Controller, 2000w Inverter)(O)


Luxury Interior Package

  • Deep Seated Stainless-Steel Sink
  • Residential Pull-Down Sprayer Faucet
  • Residential Cabinetry
  • Motion Sensor Exterior Storage Lighting (LED)
  • Motion Sensor Entry Lighting (LED)
  • Bluetooth Stereo
  • High Definition LED Television
  • Stainless Steel Accented Appliances

Exterior Package

  • Universal Docking Station
  • Black Tank Flush
  • Fiberglass Front Cap w/Paint
  • 48” LED Front Cap Lighting
  • 16” Aluminum Rims w/Nitrogen Filled Radial Tires
  • Triple Aluminum Tread Entry Steps
  • Walk on Roof
  • Quick Recovery Water Heater
  • 50 Amp Service
  • Detachable Marine Grade Power Cord w/LED Light

Garage Package

  • 30 Gallon Fuel Station w/Interior and Exterior Gauge
  • Dovetail Rear End
  • Rear-Ramp Loading Lights w/Back-up Light Function
  • 2,500 lbs. Tie-downs Anchored into the Chassis

Insulation Package

  • 35k BTU High Capacity Furnace
  • Heated and Enclosed Underbelly w/Suspended Tanks
  • Double Insulated Roof and Front Cap (R-40*)
  • Heated and Enclosed Dump Valves
  • High Density Roof Insulation w/Attic Vent
  • Moisture Barrier Floor Enclosure
  • Cabinet Mounted Heat Ducts

Hear what owners have to say...

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Because of our commitment to continuous product improvement, Grand Design RV reserves the right to change components, standards, options, specifications, pricing and materials without notice and at any time. Photos may show optional equipment which may not be included in the standard purchase price of the featured unit. Be sure to review current product details with your local dealer before purchasing.