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Used 2019 Grand Design Momentum 381M

Toy Hauler Fifth Wheel

Stock #100630A

Mesa, AZ

FULL BODY PAINT! The garage doubles as a separate living space, complete with its own half bath — ideal for kids, guests, or just keeping the mess outside.

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Specifications

Sleeps	8	Slides	3
Length	42 ft 9 in	Ext Height	13 ft 5 in
Hitch Weight	2800 lbs	GVWR	20000 lbs
Dry Weight	14700 lbs	Fresh Water Capacity	157 gals
Grey Water Capacity	78 gals	Black Water Capacity	78 gals
Tire Size	16"	Furnace BTU	40000 btu
Fuel Capacity	60 gals	Number Of Bunks	1
Available Beds	Queen	Refrigerator Type	Four Door
Refrigerator Size	18 cu ft	Convection Cooking	Yes
Cooktop Burners	3	Number of Awnings	2
Axle Weight	7000 lbs	Garage Size	15 ft
LP Tank Capacity	30 lbs	Water Heater Capacity	12 gal
Water Heater Type	Gas/Electric	AC BTU	30000 btu
TV Info	LR 49" LED	Awning Info	18' & 10' Power
Axle Count	3	Washer/Dryer Available	Yes
Number of LP Tanks	2	Shower Type	Shower w/Seat
Electrical Service	30 amp	VIN	573FM4530K1113557

Description

Used 2019 Grand Design Momentum M-Class 381M Toy Hauler Fifth Wheel

15' Garage | Bath and a Half | Loaded for Adventure

Hit the road and bring your gear with the 2019 Grand Design Momentum M-Class 381M — the toy hauler that blends serious utility with residential comfort. Whether you're hauling ATVs, dirt bikes, or just love extra space, this rig delivers all the essentials plus plenty of luxury touches.

Top Features:

Spacious 15' garage with 2,500 lb. rated tie-downs
Half bath in the garage for convenience on the go
Four-seat sofa with headrests and a great view of the 49" LED TV
Dual-entry doors for easy access from both garage and main living
Loft bed space for added sleeping capacity
Fuel up anytime with the dual enclosed fuel station
Large kitchen island with fold-up countertop and bar stools
Convection microwave, stainless appliances, and plenty of storage

The garage doubles as a separate living space, complete with its own half bath — ideal for kids, guests, or just keeping the mess outside. The main living area features a modern design with residential finishes, a fireplace, and panoramic windows for natural light. At night, the loft and rear sleeping areas offer room for the whole crew.

Built for Every Season & Every Destination:

Weather-Tek insulation package for four-season camping
Triple insulated garage floor with gas/oil-resistant Tuff-Ply surface
Satellite & solar roof access channel for future upgrades
Central vacuum system with dust pan and full tool kit
Solid construction throughout — because adventures demand reliability

Whether you’re chasing trails, hosting tailgates, or setting up for extended stays, the Momentum 381M gives you the flexibility and comfort to do it all. It's more than a toy hauler — it’s your mobile basecamp.

Why Buy from Little Dealer Little Prices?

Trusted family-owned dealership since 1966
Massive selection of RVs to match every lifestyle
Competitive pricing and easy financing
Full service, parts, and warranty support
Adventure-ready RVs backed by unbeatable customer care

Take your toys and your lifestyle on the road with the 2019 Grand Design Momentum 381M. Stop by Little Dealer Little Prices and tour this rugged, luxurious toy hauler today!

Features

Standard Features (2019)

Standard Build Packages

Exterior Package - Mandatory

Satellite TV Prep (All TV Locations)
Aluminum Quad Entry Steps - Garage Entry (N/A 376TH)
7,000 lb. Axles w/Self Adjusting Brakes, Wet Bolts and Bronze Bushings
16” Aluminum Wheels (120PSI Rated)
West Lake® E-Rated Tires w/NitroFill™
Slam-Latch Baggage Doors
Frameless Tinted Windows
Aluminum Quad Entry Steps - Main Entry
Exterior Security Lights
Power Patio Awning w/LED Lighting
Folding Roof Ladder
White Gel Coat Fiberglass Front Cap
12V Battery Disconnect
All-In-One Exterior Utility Center
50 Amp Service
Converter
Enclosed Fuel Station w/ Dual Fuel Tank (Single Tank 328M and 376TH)
Full Paint Gel Coat Fiberglass Front Cap (376TH, 397TH, 399TH only)
Solid Step Quad Entry Step - Main Entry

Interior Package - Mandatory

49" Class LED TV in Living Area
Stereo Entertainment System w/Bluetooth and App Based Controls in Living Area
Washer/Dryer Prep
12 Gallon Gas/Electric Water Heater
Roller Shade Window Coverings (Main Living Area and Bedroom)
Recessed LED Puck Lighting
Solid Surface Countertops w/ Sink Covers
Stainless Steel Undermount Kitchen Sink
Chef Inspired Range & Oven w/ Cover
Kitchen Pantry w/ LED Light Strip
Garage Control Panel (N/A 376TH)

Garage Package - Mandatory

32" Class LED TV in Garage (397TH and 399TH only)
Protective Diamond Plate on Garage Sidewalls
2,500 lb. Rated Flush-Mount Tie-Downs
Ram-Air Garage Vents Both Sides (N/A 376TH)
Tuff-Ply Gas and Oil Resistant Garage Flooring
Fast Ramp Rear Ramp Door (N/A 376TH)
Triple Insulated Garage Floor (N/A 376TH)

Weather-Tek Package - Mandatory

R-Value Equivalent (R-40 Roof / R-45 Floor / R-11 Sidewalls / R-40 Garage Floor / R-24 Slideroom Floor)
Fully Enclosed and Heated, Underbelly and Storage Area
Enclosed and Heated Low Point Drains
Engineered Underbelly Airflow Heat Paths
Stealth AC System w/ Insulated A/C Ducts
Attic Vent
Plumbing Line Insulation Barrier

Exterior

Under Mount 16” Spare Tire
6-Point Hydraulic Leveling System
Trailair® Roto-Flex™ Pin Box (Momentum only)
Keyed Alike™ Ramp Door Latches
2nd Power Patio Awning w/ LED Lights
3rd Power Awning w/ LED Lights (Main Slide - 394M, 395M and 397TH) - Mandatory
Front and Back Under Unit Blue LED Light Kit - Mandatory
High-Gloss Gel Coat Exterior Sidewalls
Full Paint Gel Coat Fiberglass Front Cap (Momentum only)
Door Side Exterior Spray Port

Construction

Drop Frame Chassis (12" over 10") (Momentum only)
Trailair® Equa-flex® Suspension

Interior

Interior Color Changing LED Accent Lighting
Raised Panel Hardwood Cabinet Doors w/Hidden Hinges
Sofa w/Headrest & Removable Swivel Tables (Includes Heat, Massage & LED Lighting Package)
Wall Mounted "No-Pedestal" Table w/4 Chairs (Std 394M, 395M only, Momentum Only)
Central Vacuum System w/ Tools and Dust Pan

Kitchen

Convection Microwave (Momentum only)
18 Cu. Ft. Refrigerator
30" Stainless Steel Microwave w/ Ext. Vent (M-Class only)
Residential Kitchen Faucet
Window Behind Range (328M, 349M, 351M, 354M, 381M, 398M, 397TH, 399TH)
Kitchen Barstools w/ Extended Countertops (349M, 351M, 381M, 398M, 397TH, 399TH only)

Bedroom

Residential Style Headboard
Under Bed Storage Area (N/A 376TH)
Individually Switched Reading Lights Over Bed
Bedside 110-Volt Outlets
60" X 80" Queen Memory Foam Mattress (Momentum only)

Bathroom

One-Piece Fiberglass Shower w/Glass Door
Skylight Above Shower
Porcelain Toilet
Medicine Cabinet w/Mirrored Door

Audio & Video

No-Crank Digital TV Antenna w/Booster
Satellite/Solar Roof Access Channel
32" Class LED TV in Bedroom (Momentum only)
TV Prep in Garage (N/A 376TH)
Exterior Entertainment Center w/LED TV & DVD (Momentum only- mandatory)

HVAC & Plumbing

12v High Power Fan (Kitchen) (Momentum - std.; M-Class - mandatory)
12v High Power Fan - Master Bath (Momentum only - std.)
12V Tank Heaters (All Tanks)
35k BTU High Capacity Furnace
Fireplace w/ 5,000 BTU Electric Heater
15k BTU A/C - Middle/Main
2nd 15k BTU A/C - Bedroom (mandatory)
3rd 13.5k BTU A/C (Includes Energy Mgmt. System & 3-Zone Thermostat) (Momentum only - std.)

Garage

Rear Cargo Loading & Backup LED Lights

Utilities

OneControl™ 7" Touchscreen Control Panel w/App Controls and Redundant Slide Switches
Generator Prep

Options

Exterior

Dual Pane Window Upgrade
Back-Up Camera (Camera Prep Standard)
Slide-Out Awning Toppers
Full Body Paint

Interior

Super Sofa Upgrade - IPO Theatre Seats & Dinette (394M, 395M, 397TH, 399TH only)
2 Person Dinette and Sofa Recliners - IPO 4 Seat Sofa (N/A Momentum, 394M, 395M)

Kitchen

Convection Microwave (M-Class option)

Bedroom

King Bed Upgrade (NA 376TH)

Audio & Video

Rockford Fosgate Speaker Package w/12" Sub and 300W Amp
Exterior Entertainment Center w/LED TV & DVD (M-Class option)

HVAC & Plumbing

12v High Power Fan - Garage (N/A Momentum or with 3rd AC Option)
3rd 13.5k BTU A/C (Includes Energy Mgmt. System & 3-Zone Thermostat) (M-Class)
Heat Pump A/C - Living Area (Momentum only)

Garage

Quick Set Ramp Door Patio System w/ Steps and Power Awning Included (N/A 376TH)
3-Season Garage Wall (NA w/ Pull Down Garage Screen Wall) (N/A 376TH)
Happi-Jac Electric Bunk System w/Folding Sofas (N/A 376TH)

Utilities

Onan 5.5KW Gasoline Generator

See us for a complete list of features and available options!

All standard features and specifications are subject to change.

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Please contact us @ 928-350-2400 for availability as our inventory changes rapidly. Little Dealer Little Prices strives for accurate website information but is not responsible for misprints, typos, or errors on our website. Manufacturer or sample photos and specifications may be used in place of actual unit photos and specs. Monthly payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. Prices exclude taxes, PDI, documentation and delivery fees, destination charges and fees. This offer expires when this information changes or the stock number is sold.

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