2026 GULF STREAM ENVISION 18RBD

The 2026 Gulf Stream Envision SVT 18RBD is an ultra-lightweight bunkhouse trailer that punches above its weight class, offering enough sleeping space for a family of five in a 21-foot frame that weighs only 3,160 lbs.

 

Key Specifications Feature Measurement Exterior Length 21' 1" Dry Weight (UVW) 3,160 lbs Hitch Weight 320 lbs Fresh / Grey / Black Water 29 / 33 / 33 gal Sleeping Capacity Up to 5 Notable 2026 Features

• Azdel Construction: The sidewalls feature Azdel composite substrate, which is lighter than wood, provides better insulation, and is completely waterproof (no rot or delamination).

   

• Infinite Hot Water: Standard tankless water heater, a premium feature for a trailer this size, ensuring the whole family gets a hot shower.

   

• Family Sleeping Layout: Features a front full-size bed (54" x 74") for parents and double-stacked rear bunks (24" x 74") for the kids.

   

• SVT Package Extras: Every 2026 model comes with a 100W solar panel with a 30-amp controller, a power tongue jack, and an electric awning with integrated LED speakers.

   

• Kitchen Efficiency: Despite the compact size, you get an 8.0 cu. ft. 12V refrigerator, a 3-burner range with oven, and a microwave.