New 2026 Grand Design Momentum G-Class 31G Toy Hauler Travel Trailer

The garage also features a half bath and optional Happi-Jac sofa with table and top bed, giving extra sleeping or lounge space for friends or family.
Bath and Half Video Tour Dual Entry
2026 31G Features and Options

"This is the manufacturer's minimum allowed advertised price, contact us today for your unbeatable personalized quote."

 

NEW 2026 Grand Design Momentum G-Class 31G Toy Hauler Highlights:

  • Bath and a Half

  • Dual Entry Doors

  • Theater Seating Slide

  • 18' Power Awning with LED Lights

  • 13' Separate Garage

  • Universal Docking Station

  • 30-Gallon Fuel Station

  • Optional Top Bed Above Garage Sofa

The 2026 Grand Design Momentum G-Class 31G is your ticket to adventure with all the comforts of home. The 13' separate garage is perfect for dirt bikes, ATVs, or other off-road toys, and the included 30-gallon fuel station keeps your fun going all day. The garage also features a half bath and optional Happi-Jac sofa with table and top bed, giving extra sleeping or lounge space for friends or family.

The main living area offers slide-out theater seating to relax in comfort while watching your favorite shows, and the front corner master suite includes a private entrance to the dual-entry full bathroom for added convenience and privacy.

This Momentum G-Class model is engineered for four-season adventures with a fully insulated underbelly, suspended tanks, moisture barrier floor enclosure, and cabinet-mounted heat ducts. Additional features include a high-capacity water pump, dovetail rear end, and 2,500-LB tie-downs in the garage. Inside, enjoy panoramic windows, shower skylight, USB charging ports, and residential-style cabinetry throughout for a true home-on-the-road feel.

 

Why Buy from Campers Inn RV Tucson? Campers Inn RV Tucson offers unmatched selection of Grand Design toy haulers, expert guidance, and service to ensure every adventure is smooth and unforgettable. Explore new trails with confidence and comfort.

Inventory/Stock Images may be shown. Colors and specifications may vary. Call our AMAZING TEAM for details.

What Our Customers Are Saying

Friendly Staff!

A lot of fun and friendly people work at this dealership and they took the stress out of the purchasing process. Our sales person was Kasey and my wife and I both loved her. She answered all our questions and was very straightforward about everything. I was also impressed with the candor of the two technicians they provided during the delivery process. They explained the camper to us and gave us a - Daniel
Price: $97,694
You Save: $17,099
Sale Price: $80,595
Campers Inn
Location: Tucson AZ
Stock# 21172422
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RV ID: 3368725#
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2026 31G Specifications
Sleeps 4
Slides 2
Length 35 ft 11 in
Ext Width 8 ft 5 in
Ext Height 12 ft 4 in
Int Height 7 ft 7 in
Hitch Weight 1572 lbs
GVWR 13000 lbs
Dry Weight 9700 lbs
Fresh Water Capacity 90 gals
Grey Water Capacity 37 gals
Black Water Capacity 76 gals
Tire Size ST235/80R16 LRE
Furnace BTU 30000 btu
Fuel Capacity 30 gals
Available Beds Queen
Refrigerator Type Stainless Steel
Refrigerator Size 8 cu ft
Cooktop Burners 3
Shower Size 27" x 36"
Number of Awnings 1
Garage Size 13 ft
LP Tank Capacity 20 lbs
Water Heater Type Tankless
AC BTU 28500 btu
Awning Info 18' w/LED Accent Lighting
Axle Count 2
Number of LP Tanks 2
Shower Type Walk-In Shower
Electrical Service 30 amp
VIN 573TM3626T1223226
For more information Contact Us

Momentum G-Class 31G Reviews

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Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.