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2026 Grand Design Momentum G-Class 21G
NewStock #T144208
Listing price
2026 Momentum G-Class 21G
Other floor plans with a similar body style, feature mix, and price range, prioritizing other manufacturers and brands.
For a 27-foot travel trailer, the 21G punches well above its class. Owners consistently describe it as feeling more like a high-end fifth wheel than a towable. The 14-foot garage is the centerpiece, anchored by a laminated aluminum ramp door (R-12) that flips down into a patio, and the layout keeps the living area and full bath well separated from the hauler space. A 30-gallon onboard fuel station with both interior and exterior gauges is a genuinely useful touch for riders who hate making extra gas runs. The Rockford Fosgate speaker package with powered sub and under-unit accent lighting give the exterior setup real weekend-party energy, and solar prep with 10-gauge wiring and universal MC4 connectors makes adding panels straightforward.
Length
26 ft 11 in
Dry weight
7,280 lbs
GVWR
11,000 lbs
Sleeps
4
Many factors play into a unit's listing price and what you should pay. This guide provides a ballpark estimate, but it does not factor in your exact scenario or how different listings are equipped.
There may be room for price negotiation.
$56,999 – $79,900
This unit is ranked 12 of 48 by asking price in this group.
The listing price on this unit has changed 1 time.
See the complete price timeline and the rest of this unit's pricing insights.
Blue Compass RV
Rockport, TX
Sells faster than 76% of US RV dealers
Compared with 1,133 dealers nationwide
Grand Design Momentum G-Class toy hauler 21G highlights:
Queen Bed Slide
Master Suite
Euro Chairs
Ramp Door/Patio
14' Garage
You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!
Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a high capacity water pump, a dovetail rear end, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.
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