The Jayco Pinnacle 31RETS is built on a wide-body 102-inch frame with TuffShell vacuum-bonded laminated walls, 10-inch structural steel I-beams, and Jayco's Climate Shield package, which combines an enclosed heated underbelly, Astro-Foil insulation in the roof and floors, and a 40,000-BTU furnace for serious four-season capability. Inside, custom miter-cut cherry cabinet doors with hidden hinges, solid-surface kitchen countertops, and hardwood slideout fascias give the living space a genuinely residential feel. The Stor-Galore pass-through basement storage and the enclosed Uni-Dock utility center add practical day-to-day convenience that owners consistently highlight as a strength of the Pinnacle line. Optional upgrades like a Queen bed, a Weber electric grill, a 12-cubic-foot refrigerator, and up to three air conditioners tied into a dual-duct system let buyers tailor the 31RETS well beyond its already solid standard spec.
Other fifth wheel trailers floor plans (around 37 ft 8 in), similar in size and price to the Pinnacle 31RETS.
