Jayco Seneca

2025 Jayco Seneca 37L Bunk Model Super C Chassis & Performance * Freightliner® S2RV Plus chassis * Cummins® 6.7L turbo-diesel (360 hp) * Allison® 3000MH automatic transmission * JRide® Premium suspension for a smooth, stable ride * Tow hitch rated up to 12,000 lbs Dimensions & Capacities * Length: 39′ 4″ * Height: 13′ 4″ * Interior Height: 7′ 0″ * Fresh Water Tank: 72 gal * Gray Water Tank: 81 gal * Black Water Tank: 50 gal * Fuel Capacity: 100 gal diesel * DEF Tank: 10 gal * Propane Tank: 24.5 gal (83 lb) * Exterior Storage: over 150 cu ft Sleeping & Living * Sleeps up to 9 * King bed in master bedroom * Two mid-coach bunks * Large cab-over bunk * Convertible dinette and theater seating * Master bedroom with TV, storage, and USB ports Kitchen & Appliances * Residential stainless refrigerator * Induction cooktop and convection microwave * Solid-surface counters and stainless sink Bathroom & Comfort * Spacious 30″ × 36″ shower with glass door * Porcelain toilet * Aqua-Hot® hydronic heat with continuous hot water * Dual 15,000 BTU A/C units with heat pumps * 30,000 BTU furnace * Heated flooring Entertainment & Technology * 50″ LED living room TV * JBL® premium sound system * Electric fireplace * Exterior entertainment center with TV and speakers * Sony® infotainment with Apple CarPlay® & Android Auto™ * Backup and side-view cameras Convenience & Safety * Automatic hydraulic leveling jacks * Power entry step * Seatbelts in all seating positions * Smoke, CO, and propane detectors * Emergency exit window The 2025 Jayco Seneca 37L Bunk Model Super C RV blends rugged diesel power with luxury living, making it the ideal choice for families and extended travelers. Built on the reliable Freightliner S2RV chassis and powered by a 360HP Cummins diesel engine, this coach delivers confident performance and a smooth ride, thanks to Jayco’s exclusive JRide Premium suspension system. Inside, it comfortably sleeps up to nine with a king-size bed, bunk beds, a large cab-over bunk, and convertible living space. The residential-style kitchen is equipped with stainless appliances, solid-surface countertops, and generous storage. The spacious bathroom includes a porcelain toilet, decorative glass-door shower, and Aqua-Hot hydronic heating with heated flooring for true four-season comfort. The Seneca 37L is just as impressive on the outside, featuring full-body paint, dual-pane windows, an exterior entertainment center, and over 150 cubic feet of lockable storage. Solar panels, a diesel generator, and robust utility systems make off-grid camping easy and convenient. Whether you’re heading out for weekend adventures or cross-country road trips, the Jayco Seneca 37L offers the comfort of home and the performance of a true diesel Super C.

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