




Unit Specs
- Stock #M122053
- Year2026
- ManufacturerJayco
- Make Jayco
- ModelSeneca
- Floorplan37K
- Floorplan LayoutBath and a Half
Bunk Over Cab
Outdoor Entertainment
Rear Bath - Type Class C
- ConditionNew
- Mileage371 miles
- Length39' 0"
- VIN4UZADVFC6TCWM1224
- Sale Price Get Sale Price!
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner S2RV
- Engine ModelCummins ISB 6.7L
- Fuel TypeDiesel
- Sleeps7
- Water Capacity (Fresh)72 gal
- Water Capacity (Black)40 gal
- Water Capacity (Grey)51 gal
- Slideouts2
- Tow/Hitch Weight12000 lbs
Jayco Seneca Class C diesel motorhome 37K highlights:
- Bath and a Half
- Reclining Sofa
- Bunk Over Cab
- King Bed
- Fireplace
- Outside Entertainment
You will find lots to love with this motorhome! From the bath and a half to the bunk over cab and outside entertainment center. The chef can prepare their best meals with the two burner induction cooktop and the residential refrigerator. There's a large pantry next to the booth dinette so you can quickly grab a snack during game night or if you prefer to relax instead then you can enjoy the fireplace and 39" LED HD Smart Fire TV while sitting on the 93" reclining sofa. The master suite has a king bed slide with a power head lift to lay your head on at night, a LED HD Smart TV with a wardrobe and storage area next to it, as well as an area prepped to add an optional washer and dryer. You even have access to the full rear bathroom which has a 30" x 36" shower and a wardrobe to keep your linens close.
Experience comfort and space with each one of these Jayco Seneca Class C diesel motorhomes! The unique front end diesel Freightliner S2RV chassis won't cramp the cabin, and the superior towing power allows you to tow a toy or car while keeping it at a lower weight point. You will find that these models are built sturdy with a powerful blend of precise handling and renowned stability with features like the StrongholdVBL lamination, the JRide Premium system, and the one-peice, seamless, fiberglass roof that will withstand all of your adventures. The Firefly total coach control system simplifies your camping experience with the ability to monitor and control key RV features in the palm of your hand on your phone or tablet. Come find the right model that meets your needs today!
- Bath and a Half
- Bunk Over Cab
- Outdoor Entertainment
- Rear Bath
View a video of this 2026 Jayco Seneca 37K RV on YouTube!
2026 Jayco Seneca 37K Features
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Exterior
Slideout
2026 Jayco Seneca 37K Specifications
MSRP
$382,943
Height
13' 4"
Height (interior)
7' 0"
Length
39' 4"
Width
8' 5"
GVWR
31,000 lbs
Fuel Capacity
100 gal
Sleep Capacity
6
Water Capacity - Black
40 gal
Water Capacity - Fresh
72 gal
Water Capacity - Grey
51 gal
Engine Manufacturer
Cummins
Engine Model
ISB-300 6.7L
Fuel Type
Diesel
Transmission Spec
Allison® 3000 MH automatic transmission
# Awnings
1
# Axles
2
# Doors
1
# Slides
2
Chassis
Freightliner® S2RV Plus Chassis
# A/C
2
A/C Spec
15,000 BTU A/C units with heat pump on main A/C
2026 Jayco Seneca 37K Literature
Unit Specs
- Stock #M122053
- Year2026
- ManufacturerJayco
- Make Jayco
- ModelSeneca
- Floorplan37K
- Floorplan LayoutBath and a Half
Bunk Over Cab
Outdoor Entertainment
Rear Bath - Type Class C
- ConditionNew
- Mileage371 miles
- Length39' 0"
- VIN4UZADVFC6TCWM1224
- Sale Price Get Sale Price!
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner S2RV
- Engine ModelCummins ISB 6.7L
- Fuel TypeDiesel
- Sleeps7
- Water Capacity (Fresh)72 gal
- Water Capacity (Black)40 gal
- Water Capacity (Grey)51 gal
- Slideouts2
- Tow/Hitch Weight12000 lbs
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Request More Info on this 2026 Jayco Seneca 37K Offered for sale by Blue Compass RV Cincinnati
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