Here are the key specifications and features for the 2026 model year of the Grand Design Transcend One 151BH travel trailer:

Basic Dimensions & Capacities

• Exterior Length: 19′ 8″ (≈ 19.67 ft) 

• Exterior Width: 8′ 0″

• Exterior Height: 10′ 3″

• Interior Height: 6′ 6″ (≈ 78″)

• UVW (Unloaded Vehicle Weight / Dry Weight): ≈ 3,550 lbs 

• GVWR (Gross Vehicle Weight Rating): 4,420 lbs 

• Hitch Weight: 490 lbs 

• Fresh Water Tank Capacity: 37 gal 

• Gray Water Tank Capacity: 37 gal 

• Black Water Tank Capacity: 37 gal 

• Sleeping Capacity: up to 5 (some sources say 6) depending on configuration. 

Key Features & Build Details

• Mattress / Bed: Queen bed (60″ × 80″) in the front sleeping area.

  Bunk beds: Two bunks (≈ 28″ × 67″ each) in the bunkhouse area

• Kitchen Appliances: 2-burner range (cooktop), glass-front 12V 3.3 cu ft refrigerator, microwave.

• HVAC: 13,500 BTU roof-mounted A/C; 20,000 BTU furnace.

• Construction / Insulation:

  • Floor R-Value: R-30

  • Wall R-Value: R-7

  • Roof R-Value: R-40

• Tires / Wheels: Single axle; 14″ wheels; tire size ST215/75R14LRD. 

• Exterior features: 10′ power awning, tinted windows, walk-on roof prep, spare tire w/ carrier, etc.