The 2027 Grand Design Momentum MAV 28MAV toy hauler is built for adventure seekers who don't want to compromise on comfort. At 34 feet long, this bunkhouse floorplan sleeps up to eight, with a versatile garage offering ample cargo space for bikes, kayaks, motorcycles and more. Inside, you'll find magnetic storage door catches, motion-sensor lighting, and a 30K BTU furnace paired with two A/Cs for year-round comfort. The standard Solar Package includes a 200W panel, 30-amp charge controller with Bluetooth, and a 12V refrigerator, so you can camp off-grid whenever adventure calls. Rugged utility meets high-end living in the 28MAV.

NEW 2027 Grand Design Momentum MAV 28MAV

Hitch:

1,200 lbs.

UVW:

8,300 lbs.

Length:

33' 11"

Sleeps:

up to 6

Stock: 27-23240N   •   Location: Tulsa

KEY FEATURES

Second A/C

Stay cool in the hottest weather! This RV is equipped with two A/Cs.

 

Multi-Function Garage 

10' 5" by 4' 8" garage was designed for bikes, canoes, motorcycles, and smaller off-road vehicles. Quickly shifts to sleeping quarters with dual bunks.

 

Grand Design 1+3+5 Warranty

Camp with confidence, Grand Design is secured by a robust warranty package: 1-year limited, 3-year structural, and 5-year frame coverage.

 

Solar Power Package

Camp longer and in more places with solar power package that includes a 200W panel, 30 amp controller, and more.

 

Motion Sensor Lighting

Key areas feature motion sensor lighting for convenience and safety.

 

Tankless Water Heater

Never worry about running out of hot water again with on-demand tankless water heater.

 

 

360 TOUR

SPECS AND OPTIONS

FACTORY-ADDED OPTIONS

• Cashmere Artisan Decor
• MAV Luxury Interior Package
• MAV Exterior Package
• MAV Garage/Cargo Package
• MAV Solar Scalability Package
• MAV JBL Audio System
• 2nd A/C 15K
• Installed 40" TV & Bracket
• RVIASeal
• SafeRide RV Roadside Assistance

DOWNLOAD MSRP SHEET

SPECS

• Exterior Height: 12' 2"
• Exterior Length: 33' 11"
• Exterior Width: 8' 4"
• Exterior Width (w/ slide out): 11' 6"
• Interior Height: 7
• Hitch / Pin Weight: 1,200 lbs.
• UVW: 8,300 lbs.
• GVWR: 11,000 lbs.
• Fresh Water Capacity: 90 gal.
• Gray Water Capacity: 74 gal.
• Waste Water Capacity: 37 gal.
• Propane Tanks: 2
• LPG: 40
• Sleeping Capacity: 6
• Water Heater: On Demand
• Refrigerator: 8 cu. ft.
• Furnace: 30,000 BTU
• AC: 15,000 BTU
• Axles: 2
• Wheel Size: 15 in.
• Tire Size: ST225/75R15LRE
• Standard Bed: 60" x 80" Queen Bed
• Shower: " x 36"
• Garage Length: 10' 4"
• Slides: 1
• Awning Length: 19'

 

STANDARD FEATURES AND PACKAGES

EXTERIOR

• Power Tongue Jack
• Solar Power Inlet
• 20# LP Bottles (2) with Cover
• Friction Hinge Entry Door
• Battery Kill Switch (Pass Thru)
• Oversized Tank Capacites
• Walk-on Roof
• Easy Access Low Point Drain Valves
• Main Floor Insulation (R-11)
• Undermount Spare Tire
• Magnetic Storage Door Catches
• Extended Grab Handle
• Power Awning
• Power Tongue Jack
• Dual 20#LP Tanks w/ Cover
• All in One Utility Center
• LP Quick Connect

HVAC

• 15K Main AC Ducted
• 30K BTU Furnace
• Attic Vent
• EvenFlow Ductless Heating Throughout

CONSTRUCTION

• TPO Roof Membrane w/ Limited Lifetime Warranty
• Insulated Storage Doors
• Side Walls Insulation (R-9)
• Slideroom Roof and End Wall Insulation (R-9)
• Roof Insulation (R-40)
• Tinted Windows
• TV Prep with Backer
• Heated & Enclosed Underbelly w/Suspended Tanks
• Dedicated Heat Duct to Subfloor
• Hi-Density Roof Insulation w/Thermofoil
• Moisture Barrier Floor Enclosure
• No Wheel Wells in Garage

PLUMBING

• High-Capacity Water Pump
• Extra Large 2" Fresh Water Drain Valve
• 90 Gal. Fresh Water Capacity
• Black Tank Flush
• High Rise Faucet
• On Demand Water Heater
• Easy Winterization

ELECTRICAL

• Motion Sensor Lights in Key Areas
• Detachable 50AMP Power Cord (N/A 17MAV & 22MAV)
• Battery Disconnect Switch
• HD TV Antenna

GARAGE

• 24" DoveTail Loading Ramp
• Patio System
• Loading Lights
• E-Z Lift Bunk Bed (N/A 17MAV, 24MAV, & 28MAV)
• Garage Pull Down Screen

INTERIOR

• Large Solid Bedroom Door (27MAV)
• Cable/Sat Prep
• Walk-in Shower
• Power Vent Fan in Bath and Living Area
• Medicine Cabinet with Mirror
• ABS Tub Surround
• Solid Hardwood Drawer Fronts
• Solid Core Cabinet Stiles
• Pre-Drilled and Screwed Cabinetry
• Ball Bearing Full Extension Drawer Glides
• Residential Countertops
• Microwave
• 3 Burner Range
• USB Ports (2)
• Upgraded Residential Furniture
• More Power Outlets
• 84" Interior Height
• LED Interior Lights

KITCHEN

• Deep Seated Stainless Steel Sink

APPLIANCE

• 12V 8 Cu. Ft. Refer

BATHROOM

• Foot Flush Toilet

BEDROOM

• 60 x 80 Queen Bed (N/A 22MAV)
• Gas Strut Lift Bed Storage (27MAV & 28MAV)

MAV LUXURY INTERIOR PACKAGE

• 12V 8 Cu. Ft. Refer
• Microwave
• 3 Burner Range
• 15K Main AC Ducted
• 84" Interior Height
• 60 x 80 Queen Bed (N/A 22MAV)
• 90 Gal. Fresh Water Capacity
• Undermount Spare Tire
• Black Tank Flush
• Magnetic Storage Door Catches
• Foot Flush Toilet
• Extended Grab Handle
• Gas Strut Lift Bed Storage (27MAV & 28MAV)
• Tinted Windows
• High Rise Faucet
• Solid Wood Drawer Fronts
• On Demand Water Heater
• Deep Seated Stainless Steel Sink
• TV Prep with Backer
• LED Interior Lights
• Motion Sensor Lights in Key Areas
• 30K BTU Furnace
• Radial Tires

MAV EXTERIOR PACKAGE

• Power Awning
• Detachable 50AMP Power Cord (N/A 17MAV & 22MAV)
• Battery Disconnect Switch
• HD TV Antenna
• Power Tongue Jack
• Heated & Enclosed Underbelly w/Suspended Tanks
• Dedicated Heat Duct to Subfloor
• Hi-Density Roof Insulation w/Thermofoil
• Moisture Barrier Floor Enclosure
• Attic Vent
• Dual 20#LP Tanks w/ Cover
• EvenFlow Ductless Heating Throughout
• Easy Winterization
• All in One Utility Center
• LP Quick Connect

MAV GARAGE / CARGO PACKAGE

• 24" DoveTail Loading Ramp
• 2,500lbs Tie Downs Anchored into Chassis
• Patio System
• Loading Lights
• No Wheel Wells in Garage
• E-Z Lift Bunk Bed (N/A 17MAV, 24MAV, & 28MAV)
• Garage Pull Down Screen

MAV SOLAR PACKAGE

• 200W Solar Panel
• 30 Amp Charge Controller with Bluetooth
• Battery Monitor
• 12V Refrigerator

ROCKFORD FOSGATE AUDIO PACKAGE

• Bluetooth / MP3 / AM / FM / Receiver
• 2 - Internal RF Punch Series Speakers
• 2 - External RF Marine Punch Series Speakers