New 2026 Grand Design Momentum 21G
2026 Grand Design Momentum 21G
$66,295
McClain's RV Superstores- Ft Worth
(855) 496-5984
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New 2026 Grand Design Momentum 21G

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Hi, I am interested in your New 2026 Grand Design Momentum 21G (stock #15004) listed on Autotrader for $66,295.

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Vehicle Specifications

  • VIN
    573TM2729T1223343
  • RV ID
    300616621
  • Stock Number
    15004
  • Category
    Travel Trailers
  • Subcategory
    Travel Trailer
  • New/Used
    New
  • Mileage
    N/A
  • Leveling Jacks
    No
  • Self Contained
    No
  • Doors
    Travel Trailer
  • Cruise Control?
    No
  • Antilock Brakes?
    No

RV Overview

Discover the Grand Design Momentum G-Class 21G, a compact yet adventure-packed toy hauler that redefines versatility. Measuring just under 27 feet, this trailer features a 14-foot garage with a ramp door that doubles as a patio, a master suite with a walk-around queen bed slide, and spacious Euro-style lounge chairsperfect for unwinding after a day on the trail.

Built to perform, the 21G includes a 30-gallon onboard fuel station with both interior and exterior gauges. Its rugged build features a dovetail rear profile, no wheel wells, and sturdy 2,500 lb garage tie-downsall mounted to a reinforced chassis.

Engineered for four-season comfort, the insulation package includes an R-40 insulated roof and garage floor, heated and enclosed underbelly with suspended tanks, cabinet-mounted heat ducts, and a powerful 30,000 BTU furnace.

Capable of sleeping up to six with comfy Happi-Jac sofas (plus an optional overhead bed), the 21G offers USB chargers in the bedroom, panoramic windows, residential cabinetry, and a walk-in shower under a skylight for added convenience.

Compact yet surprisingly spacious, the Momentum G-Class 21G blends durable construction, thoughtful design, and rugged functionalityideal for go-anywhere adventures without compromise.

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Contact Dealer
Hi, I am interested in your New 2026 Grand Design Momentum 21G (stock #15004) listed on Autotrader for $66,295.

By using this service you accept the terms of Autotrader Specialty's Visitor Agreement. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.