2026 JAYCO
SENECA

Super C Diesel Motorhome

New & Used Jayco Seneca RVs For Sale

Get ready to conquer the road in comfort and confidence with the 2026 Jayco Seneca Super C Motorhome. Built on a heavy-duty Freightliner® S2RV chassis and powered by a robust diesel engine, the Seneca delivers serious towing capability and long-haul reliability without sacrificing luxury. Inside, you’ll find residential-style amenities, upscale finishes, spacious slide-outs, and smart technology that transforms every trip into a high-end experience. Whether you're towing a vehicle or heading deep into the wild, the 2026 Seneca is engineered to handle it all—while keeping you surrounded in comfort.

Take your RV lifestyle to the next level with the 2026 Jayco Seneca. Stop by North Trail RV Center in Fort Myers, Florida today and explore this powerful and refined Super C motorhome—your adventure-ready home on wheels is waiting!

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Length

39'

Axles

Floor Plans

Sleeps

UP TO 9

Floor Plans

37K

37L

37M

Finishes & Décors

Exterior

Ashland Paint Option

Carthage Paint Option

model color options 26 seneca clarington

Clarington Paint Option

Midnight Paint Option

Perry Paint Option

Décor

Brookside Interior

Modern Farmhouse Interior

Finishes

Almond

Dove

Incredible Features

The 2026 Jayco Seneca combines heavy-duty diesel power with upscale comfort, making it one of the most capable Super C motorhomes available. Built on the Freightliner S2RV chassis and powered by a 360HP Cummins ISB 6.7L engine, it delivers impressive towing with a 12,000 lb hitch, air brakes, and upgraded suspension for confident handling. Inside, premium finishes like solid-surface countertops, hardwood cabinetry, residential vinyl flooring, theater seating, and a large LED smart TV create a true luxury-on-wheels experience. The well-equipped kitchen features a 21 cu. ft. residential refrigerator, induction cooktop, and convection microwave, while the rear suite offers a king bed and washer and dryer prep.

Designed for extended travel, the Seneca includes a 2,000W pure sine wave inverter, 8.0kW Onan diesel generator, 200W solar panel, and Firefly Total Coach Control system with mobile app integration. Dual 15,000 BTU A/C units with heat pumps and the Aqua-Hot 250D hydronic system provide year-round comfort. Visit North Trail RV Center in Fort Myers, Florida to tour the 2026 Jayco Seneca and experience the perfect blend of diesel performance and residential luxury.

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