2026 Newmar Grand Star 3940
New Super C in San Marcos, California, 92069





Unit Specs
- Stock #M122222
- Year2026
- ManufacturerNewmar
- Make Newmar
- ModelGrand Star
- Floorplan3940
- Floorplan LayoutBunk Over Cab
Bunkhouse
Outdoor Entertainment
Rear Bedroom - Type Super C
- ConditionNew
- Mileage2,283 miles
- Length39' 0"
- VIN4UZAE9FC1SCWH5831
- Price $442,592.00
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner S2RV
- Fuel TypeDiesel
- Sleeps7
- Slideouts3
- Tow/Hitch Weight12000 lbs
Newmar Grand Star Super C diesel motorhome 3940 highlights:
- King Bed
- Bunk Over Cab
- Full Bathroom
- Large Slide
- Bunk Beds
This motorhome is great for families with kids! The rear private bedroom has a retracting king bed slide across from shirt wardrobes and a dresser with a TV. If you need more sleeping space then you can utilize the set of 30" x 72" bunk beds with drawers below, the bunk over cab, or lay on the 74" sofa comfort lounge. The chef can prepare their best home cooked meals with the countertop extension, the microwave convection oven with air fryer and 18 cu. ft. residential refrigerator, plus you could add the optional induction cooktop or optional dishwasher for easy cleanup, and you can comfortably enjoy all of your meals at the booth dinette (non-sleeper). After a long day of traveling, you can easily freshen up in the full bathroom with the 40" x 30" shower and store any necessary toiletries in the overhead cabinets!
You can see the difference on these Newmar Grand Star Super C diesel motorhomes! Starting with the three striking color options in a full-paint Masterpiece Finish and three stylish interior decor options with elegant cabinet finishes. They are easy to maneuver with a Freightliner S2RV chassis, have a large 12,000 lb. towing capacity, and 360 HP to power you to your favorite destinations. An 8kw generator and lithium batteries power these units. Enjoy at-home comforts like a king bed, an exterior entertainment center with sound bar, and a Truma Comfort Plus continuous-flow water heater. There is also a Carefree Travel-R power side awning with lighting to light up the good times day or night. Come find your favorite model today!
- Bunk Over Cab
- Bunkhouse
- Outdoor Entertainment
- Rear Bedroom
View a video of this 2026 Newmar Grand Star 3940 RV on YouTube!
2026 Newmar Grand Star 3940 Features
-
Exterior
Slideout
2026 Newmar Grand Star 3940 Specifications
MSRP
$387,944
Height
13' 0"
Height (interior)
6' 11"
Length
39' 11"
Width
8' 5"
Dry Weight
28,000 lbs
GVWR
35,200 lbs
Payload Capacity
7,200 lbs
Fuel Capacity
100 gal
Refrigerator Capacity
18 cu ft
Sleep Capacity
6
Water Capacity - Black
45 gal
Water Capacity - Fresh
150 gal
Water Capacity - Grey
100 gal
Engine Manufacturer
Cummins
Engine Model
B
Fuel Type
Diesel
Transmission Spec
6 Speed Automatic Transmission Model 3000 MH
# Awnings
1
# Axles
2
# Doors
3
# Slides
3
Chassis
Freightliner® S2RV Chassis, 360HP
# A/C
1
A/C Spec
15M Heat Pump Air Conditioner
2026 Newmar Grand Star 3940 Literature
Unit Specs
- Stock #M122222
- Year2026
- ManufacturerNewmar
- Make Newmar
- ModelGrand Star
- Floorplan3940
- Floorplan LayoutBunk Over Cab
Bunkhouse
Outdoor Entertainment
Rear Bedroom - Type Super C
- ConditionNew
- Mileage2,283 miles
- Length39' 0"
- VIN4UZAE9FC1SCWH5831
- Price $442,592.00
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner S2RV
- Fuel TypeDiesel
- Sleeps7
- Slideouts3
- Tow/Hitch Weight12000 lbs
Email Seller
Request More Info on this 2026 Newmar Grand Star 3940 Offered for sale by Blue Compass RV San Marcos
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