2023 Tiffin Allegro Bay 38AB

Floor plan
MSRP $359,319

Experience luxury on the road with the 2023 Allegro Bay 38AB super-c motorhome from Tiffin Motorhomes. Built on the reliable Freightliner chassis, this spacious vehicle boasts a comfortable bunk over the cab, theater seating, sofa, and booth dinette. Relax in the rear bedroom and wake up to your next adventure in style with the Allegro Bay 38AB.

Sale price does not include sales tax, document fee, title, or registration.

General Specifications

  • Stock Number: K3073
  • Chassis: Freightliner S2RV
  • Engine Make: Cummins
  • Engine Type: B6.7 360 HP Diesel Engine
  • Fuel Type: Diesel
  • Sleeping Capacity: 6
  • Fresh Water Capacity: 150 gal.
  • Air Conditioners: 2
  • Slide-outs: 3
  • Interior Color: "Soft Suede" Interior / "Sandstone" Cabinetry / "Trail" Ultra-Leather
  • Exterior Color: "Frosted Granite G1" Full Body Paint
  • Interior Height: 6' 10.5"
  • Exterior Height: 13' 3"
  • Exterior Width: 8' 5"
  • Exterior Length: 39' 4"
  • Self Contained: Yes

Options Included

  • "Frosted Granite G1" Full Body Paint
  • "Soft Suede" Interior
  • "Sandstone" Cabinetry
  • "Trail" Ultra-Leather
  • Ultra-Leather Air-Coil Sofa (DS)
  • All Electric Coach
  • Residential Refrigerator
  • Memory Foam King Mattress
  • Telescoping Ladder
  • Extend Cycle Batteries
  • Lift TV
  • In-Motion Satellite
  • (3) Solar Panels
  • Theater Seating (DS)
  • Central Vacuum System
  • Wi-Fi Booster

This unit will be thoroughly prepped, cleaned, and detailed. Also provided is a "show & tell", full propane tank, camping starter pack (water pressure regulator, electrical adapter, etc) at no extra charge!


  • Freightliner® S2RV Chassis
  • Two-wheel Drive
  • Cummins® B6.7 360 HP Diesel Engine with 800 lb-ft Torque 6
  • 185-Amp Alternator
  • Allison® 3000 MH 6-speed Automatic Transmission with Lock-up Torque Converter
  • Front and Rear 275/80R 22.5 Tires
  • (2) 12-Volt Flooded Lead-Acid Chassis Batteries
  • Hydraulic Leveling Jacks
  • Taper Leaf Front Suspension
  • Freightliner® Airliner® Rear Suspension with Manual Dump Valve
  • Custom Tuned Sachs® Shock Absorbers
  • Eaton Tractech NoSPIN® Differential
  • Front Radiator
  • Full Air Brake System with Automatic Slack Adjusters
  • Heated Air Tanks with Auto Drain Valve
  • Single Stage Variable Geometry Turbocharger (VGT) Engine Brake
  • Manual Parking Brake
  • Automatic Traction Control
  • Cruise Control
  • Rear Stabilizer Bar
  • Tire Inflation Kit with Quick Disconnect Fitting


  • Aluminum Wheels


  • Seamless One-piece Gel-coat Fiberglass Molded Roof Cap
  • 5 1/4" Formed Roof Insulation
  • Tubular Aluminum Roof Skeleton Frames
  • One-piece Molded Gel-coat Fiberglass Front and Rear Caps
  • Gel-coat Fiberglass Outside Wall Panel
  • Tubular Aluminum Wall Skeleton Frames
  • High-performance Thermal Insulation in Sidewalls
  • Steel Floor Skeleton
  • Engineered Wood Sub-flooring
  • 1 1/2" Thick Thermal Insulation in Floor
  • Steel Basement Construction
  • Rust Protective Undercoating


  • Spyder Controls Multiplex System Featuring App Compatibility
  • 8.0-Kilowatt Onan® Quiet Diesel Generator
  • 2,000-Watt Pure Sine Wave Inverter with Auto-Gen Start
  • (2) 15,000-BTU Air Conditioners with Heat Pumps
  • Extraordinaire™ Air Conditioning System
  • 50-Amp Shore Power with Powered Retract Reel
  • Prep for Satellite
  • HD Over-the-air Antenna
  • Park Cable and Ground Satellite Hook-up
  • Blu-ray™ Player
  • Satellite Receiver
  • 12-Volt Breaker Panel
  • 12-Volt Disconnect Switch
  • Rotary Disconnect Switches for House Batteries, Chassis Batteries, and Inverter
  • Ground Fault Circuit Interrupter (GFCI) Outlets at Galley, Lavatories, and Sewer Bay
  • 110-Volt Exterior Receptacle
  • Surge Guard® Transfer Switch
  • USB Receptacles Throughout Coach


  • Liquid Propane (LP) Coach 7


  • (4) 6-Volt Extended Cycle AGM House Batteries


  • Aqua View Showermiser™
  • Water Filter
  • Water Pump
  • Water Pump Switch Access from Spyder System and Sewer Bay Board
  • Low-point Water Drain Lines
  • Black Holding Tank Flush System
  • Gravity Water Fill
  • Heated Water and Holding Tank Compartment
  • Tank Level Monitor System
  • Exterior Sewer Bay with Winterization System and Gravity Black and Grey Evacuation Ports
  • Exterior Rinse Hose with Shower Head
  • Fresh Water Hookup for City Water and Tank Fill


  • Full-body Paint with (3) Layers of Clear Coat
  • High Performance Protective Film on Front Cap and Select Areas
  • (1) Girard® Side-mounted Powered Patio Awning with Integrated LED Lighting
  • Girard® Slide-out Toppers
  • Side-swinging Exterior Storage Doors with Gas Shocks
  • Lockable Handles on Compartment Doors
  • Motion-sensor Lights in Cargo Bay
  • Pass-through Basement Storage
  • Frameless Style Tinted Windows
  • Exterior Patio Light
  • Driver and Passenger Side Front Cap Exterior Entry Light
  • Daytime Running Lights
  • Heated Power Side-view Mirrors
  • Exterior TV with Soundbar
  • Fast Charge USB ports within Exterior TV Compartment
  • Manual Exterior TV Compartment Door
  • Entry Door Grab Handle
  • Deadbolt Front Entrance Lock
  • Automatic Double Entry Step
  • Front Door Entry System via Key Fob 15
  • Mud Flaps
  • Concealed Air Horn
  • Single-colored Slide-out Endwalls
  • Limited Edition 50th Anniversary Decal


  • Carpeted Step Well with Composite Steps
  • Handcrafted Cabinet Fascias and Doors with Concealed Hinges
  • (2) Flat-panel Televisions 17
  • Solid Surface Galley Countertop
  • Treated Carpet in Slide-out Floors
  • Handcrafted Slide-out Fascia
  • Soft Touch Vinyl Ceiling
  • LED Lighting
  • Prep for Washer and Dryer
  • Carbon Monoxide Detector
  • LPG Leak Detector
  • Smoke Detector
  • Fire Extinguisher
  • Solar and Privacy Shades
  • Soft-closing Drawer Slides
  • Powered Roof Vents
  • Interior Grab Handle at Entry Door


  • Sea Grass Luxury Vinyl Tile


  • Adjustable Driver and Passenger Seats
  • Adjustable Tilt and Telescoping Steering Column
  • Leather Wrapped Steering Wheel
  • Woodgrain Driver and Center Instrument Panel with Back-Lit Switches
  • Backlit Instrument Cluster
  • Generator Start/Stop Rocker Switch
  • USB Dash Receptacles
  • Cupholders on Driver and Passenger Side
  • Forward Roof-Mounted Console with Upper Storage Compartments
  • Driver and Passenger Map Lights
  • Single-motor Intermittent Windshield Wipers
  • Automatic LED Headlights
  • Trailer Marker Light Switch Integrated with Headlight Switch
  • AM/FM Stereo with Bluetooth, Dual USB Ports, Navigation, Apple Carplay/Android Auto
  • Colored Multi-Function Touch Screen Stereo with Rear Camera View Activated by Reverse and Side Camera View Activated by Turn Signal
  • Side-view Cameras
  • Color Back-up Camera with Monitor
  • In-dash Navigation System
  • Front Overhead Bunk with Privacy Curtains 19
  • Auxiliary Start Switch
  • Pull-cord for Air Horn
  • Powered Windows
  • Powered Door Locks
  • Privacy Curtain


  • Ultraleather Booth Dinette-Sleeper 20
  • Overhead Dinette Cabinets


  • Ultraleather DE Sofa Bed 24


  • Ultraleather Air Coil Sofa Bed with Lift TV 25


  • Stainless Steel Residential Refrigerator
  • Stainless Steel Convection Microwave with Exterior Venting
  • Double Bowl Kitchen Sink with Single Lever Faucet and Pull-down Sprayer
  • Galley Overhead Cabinets
  • Panoramic Galley Window
  • Expand-An-Island
  • Full Tile Backsplash
  • Solid Surface Galley Countertop, Sink, and Cooktop Cover


  • Overhead Cabinets with Headboard
  • Bedside Windows
  • Bed Comforter with Throw Pillows
  • Strategically Placed, Handcrafted Privacy Door
  • LED Reading Lights
  • Nightstand with Solid Surface Tops
  • Mounted Flat-panel TV
  • Centralized Entertainment Center 29
  • Ceiling Fan
  • Wardrobe with Drawers Underneath


  • Memory Foam King Mattress (72" x 80")


  • (1) Bathroom
  • (1) Porcelain Master Bathroom Sink
  • Solid Surface Lavatory Top
  • One-Piece Molded Fiberglass Shower
  • Shower Skylight
  • Shower LED Light with Sliding Cover
  • (1) Gravity Flush Toilet
  • Towel and Toilet Paper Holders
  • Mirrored Medicine Cabinet
  • Roof Vent Fan
  • Base Cabinet

Manufacturer Provided Materials

All options may not be available on all models. Because of progressive improvements, manufacturer's specifications, standard and optional equipment are subject to change without notice or obligation.

Have a question about this or any other unit?

Feel free to contact us and we'll be happy to assist you!

Call us at:
(715) 355-5556
or toll free (800) 818-5464

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