New 2026 Tiffin Motorhomes Allegro Bay 38 AB Motor Home Super C - Diesel

(2) 15,000 A/C w/Heat Pump
Virtual Tour 3 Slides Bunk Over Cab
2026 38 AB Features and Options

Embark on the Ultimate Road Trip with the Tiffin Allegro Bay 38 AB

Get ready to hit the open road in luxury, style, and adventure with the Allegro Bay 38 AB—a powerful Super C diesel motorhome built for those who crave more from every journey. Designed to comfortably sleep up to nine passengers, this spacious coach turns every trip into an unforgettable experience.

Interior Highlights:

  • King Bed Slide-Out for maximum comfort (Queen option available)

  • Spacious shower with built-in seat

  • Triple slide-outs for an expansive living area

  • Overhead bunk for extra sleeping space

  • Residential refrigerator to keep you stocked and road-ready

Whether you're cruising down scenic highways or setting up camp at a national park, you'll love the open floorplan created by dual opposing slides. Lounge in style on two sofa beds or gather around the booth dinette for meals, games, and good conversation.

Love to cook? This kitchen makes it easy! Prepare your favorite meals with the three-burner cooktop, convection microwave with air fryer, and the handy Expand-An-Island that offers additional counter space when you need it most.

Comfort Meets Convenience:

  • Split bath design lets two people freshen up at the same time

  • Private rear bedroom with wardrobe, dresser, and optional washer/dryer

  • Power awning with LED lights for evening hangouts under the stars

  • Optional exterior TV for tailgating or movie nights outdoors

Built for the Long Haul:

The Allegro Bay 38 AB is more than a motorhome—it’s your home on the road, built on a durable Freightliner Custom S2RV chassis and powered by a commanding 360 HP Cummins B6.7 diesel engine. Enjoy a smooth, confident drive with:

  • Trac-Tech full-time NoSPIN differential

  • Automatic traction control

  • Rear air suspension with manual release valve

Plus, with an impressive 12,000 lb. towing capacity, you can bring along your car, toys, or even a trailer.

Premium Features for Elevated Travel:

  • Truma AquaGo Comfort instant water heater

  • AGM extended cycle house batteries

  • 8.0 Onan Quiet Diesel generator

  • Generation 3 full-body paint schemes

  • Exterior ladder for easy rooftop access

  • Starlink prep for internet on the go (optional)


 

Adventure-Ready. Comfort-Loaded. Built to Explore.
The Tiffin Allegro Bay 38 AB is your ticket to unlimited adventure—wherever the road may lead. Get ready to experience the freedom of the open road without leaving the comforts of home behind.

What Our Customers Are Saying

Absolutely amazing and so kind!

Absolutely amazing and so kind! We have a hybrid travel trailer and we were getting tossed around traveling from the Denver area to Miles City Mt. During the trip we had a mishap with an hidden and illplaced clearance bar that resulted in roof damage and antenna damage. We called them from Douglas, Wy to see if they could at least install an anti-sway system. They were ready for us the minute we pulled - Lindsay
Price: $405,741
Campers Inn
Location: Mocksville NC
Stock# 105939
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RV ID: 2928856#
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2026 38 AB Specifications
Sleeps 8
Slides 3
Length 39 ft 4 in
Ext Width 8 ft 5 in
Ext Height 13 ft 3 in
Int Height 7 ft 2 in
Hitch Weight 12000 lbs
GVWR 33000 lbs
Fresh Water Capacity 150 gals
Grey Water Capacity 70 gals
Black Water Capacity 45 gals
Tire Size 275/80R 22.5
Furnace BTU 35000 btu
Fuel Type Diesel
Engine Cummins B6.7
Chassis Freightliner S2RV
Horsepower 360 hp
Fuel Capacity 100 gals
Wheelbase 279 in
Number Of Bunks 1
Available Beds King
Torque 800 ft-lb
Refrigerator Type Stainless Steel Residential w/Top Freezer
Refrigerator Size 20 cu ft
Convection Cooking Yes
Cooktop Burners 3
Shower Size 28.5" x 40.5"
Number of Awnings 1
Axle Weight Front 12000 lbs
Axle Weight Rear 21000 lbs
LP Tank Capacity 20.3 gals
Water Heater Type Truma AquaGo Comfort Instant
AC BTU 30000 btu
Basement Storage 136 cu. ft.
TV Info LR Mounted Overhead TV, BR Mounted TV
Awning Info Girard Patio w/LED Lighting
Washer/Dryer Available Yes
Gross Combined Weight 45000 lbs
Shower Type Shower w/Seat
Electrical Service 50 amp
VIN 4UZADVFC4TCWR7498
For more information Contact Us

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