2026 Newmar Grand Star 3948
New Super C in Perry, Iowa, 50220





Unit Specs
- Stock #5552
- Year2026
- ManufacturerNewmar
- Make Newmar
- ModelGrand Star
- Floorplan3948
- Floorplan LayoutBath and a Half
Bunk Over Cab
Outdoor Entertainment
Rear Bath - Type Super C
- ConditionNew
- Mileage520 miles
- Length39' 0"
- VIN4UZAE9FC6TCWM6895
- Price $426,341.00
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner S2RV
- Fuel TypeDiesel
- Interior ColorArlo, Stowe, Vista
- Exterior ColorAzure, Grayson, Rutledge
- Sleeps7
- Slideouts3
- Tow/Hitch Weight12000 lbs
Newmar Grand Star Super C diesel motorhome 3948 highlights:
- King Bed
- Bunk Over Cab
- Full Bathroom
- Large Slide
If you're looking for more space then this motorhome is for you! With a bath and a half, it's easy for everyone to use the restroom without having to use the camp's facilities. The full rear bathroom not only has a 40" x 30" shower, a wardrobe with shelves, and an area for either a wardrobe or an optional washer and dryer, but also an emergency exit behind the toilet. The 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 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 which can also transform into an extra sleeping space if needed!
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!
- Bath and a Half
- Bunk Over Cab
- Outdoor Entertainment
- Rear Bath
2026 Newmar Grand Star 3948 Features
-
Exterior
Slideout
2026 Newmar Grand Star 3948 Specifications
MSRP
$389,932
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
5
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
2
A/C Spec
15M Heat Pump Air Conditioner and Dash Heater & Air Conditioner
2026 Newmar Grand Star 3948 Literature
Unit Specs
- Stock #5552
- Year2026
- ManufacturerNewmar
- Make Newmar
- ModelGrand Star
- Floorplan3948
- Floorplan LayoutBath and a Half
Bunk Over Cab
Outdoor Entertainment
Rear Bath - Type Super C
- ConditionNew
- Mileage520 miles
- Length39' 0"
- VIN4UZAE9FC6TCWM6895
- Price $426,341.00
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner S2RV
- Fuel TypeDiesel
- Interior ColorArlo, Stowe, Vista
- Exterior ColorAzure, Grayson, Rutledge
- Sleeps7
- Slideouts3
- Tow/Hitch Weight12000 lbs
Email Seller
Request More Info on this 2026 Newmar Grand Star 3948 Offered for sale by McKee RV
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