2019 Tiffin Allegro Bus 37AP

Front Driver Side Floor plan
MSRP $421,197
Sale $336,900

With 7' ceilings, the Allegro Bus has room for everybody and everything, with room to spare. Consistently a bestseller, it's favored by owners who live full-time on the road.

General Specifications

  • Stock Number: NMA18423
  • Chassis: PowerGlide
  • Engine Make: Cummins
  • Engine Type: ISL9 450HP / 1250 lb Torque
  • Fuel Type: Diesel
  • Sleeping Capacity: 4
  • Fresh Water Capacity: 100 gal.
  • Slide-outs: 4
  • Interior Color: Posh
  • Exterior Color: Waterfall Full Body Paint
  • Interior Height: 6' 11"
  • Exterior Height: 13' 3"
  • Exterior Width: 8' 5"
  • Exterior Length: 38' 11"
  • Self Contained: Yes

Options Included

  • "Glazed Honey" Cabinetry
  • Advanced Monitor System
  • B/R OH Cabinet (W/O WDW)
  • Mobileye Collision Avoidance System
  • Dishwasher
  • 1 Power Slide Out Storage Tray
  • Heated Title Floor
  • JBL Sound System
  • Exterior Roof Ladder
  • Power Smart Mattress - King
  • Solar Panel
  • Stacked Washer / Dryer
  • WIFI Basement Electric Refrigerator
  • Luxury Recliner and Hide A Bed Sofa
  • 1 Awning Patio Side
  • Bedroom TV w/Fireplace
  • Contemporary Ceiling / Coffee House Ultra Leather
  • Cooktop / Convection Microwave

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!

General Construction - Roof

  • One-piece, moisture resistant molded fiberglass roof cap provides insulation & strength & prevents water intrusion
  • AC Condensation Drainage System that runs internally through the roof insulation & down the sidewalls, redirecting water underneath the motorhome
  • 5½" formed insulation
  • Quiet Air Cooling System with return air & foil-wrapped cooling exhaust ducts
  • Durable, tubular aluminum roof skeleton
  • Easy-to-clean soft touch vinyl ceiling panel

General Construction - Sidewall

  • Gel-coat fiberglass outside wall panel
  • High-performance thermal insulation
  • Durable, yet lightweight, tubular aluminum wall skeleton
  • Decorative inside wall panel
  • All sidewalls are approximately 2" thick.

General Construction - Floor

  • Porcelain tile floor bonded to high-impact oriented strand board
  • High-level engineered oriented strand board
  • High-performance thermal insulation
  • Durable, tubular floor skeleton
  • Woven moisture barrier material

General Exterior

  • Fiberglass Front and Rear Caps
  • Dual Fuel Fills
  • Full-body Paint with Protective Film on Front Cap
  • Exterior Ground Effects Lighting
  • Large Tinted One-piece Windshield
  • Heated Chrome Power Mirrors with Remote Adjustments
  • Single Motor Intermittent Wipers
  • Undercoating
  • Deadbolt Front Entrance Door
  • Keyless Entry Door System and Keyless Component Door Locks
  • Exterior Flat Panel TV
  • Dual Pane Tinted Windows
  • Automatic Door and Patio Awning
  • Girard Awning
  • Pass-thru Basement Storage
  • Lockable Swing-out Exterior Storage Doors with Gas Shocks
  • Heated Water and Holding Tank Compartments
  • SeeLeveL Monitor Pad Located at Dump Station
  • SeeLeveL Tank Monitor
  • Auto Generator Start
  • Six House Batteries
  • Custom Mud Flap
  • 50 Amp Service
  • Power Cord Reel – 50 Amp
  • Black Holding Tank Flush System
  • 110 V Exterior Receptacle
  • Gravity Water Fill
  • Water Filter
  • Docking Lights
  • Exterior Rinse Hose with Soap Dispenser and Paper Towel Holder
  • Concealed Air Horn
  • Low Profile In-motion Satellite Dish4
  • Digital TV Antenna
  • Combination Valid Air Leveling System with HWH Hydraulic Leveling Jacks
  • Luggage Compartment Lights
  • Pure Sine Wave Inverter
  • Onan® 10.0 kw Generator with Three Low Profile Roof ACs with Heat Pumps
  • Prep for Winegard® TRAV'LER Satellite
  • Exterior Ground Effects Lighting
  • Outdoor Spyder Control System Screen
  • Prep for Solar Panel
  • Prep for Winegard ConnecT™

General Interior

  • LED Lighting
  • Soft Touch Vinyl Ceilings
  • Washer/Dryer Ready
  • SeeLeveL Tank Monitor
  • Carbon Monoxide and Smoke Detectors
  • Central Vacuum Cleaner with VacPan
  • Multiplex Lighting System
  • Porcelain Tile Flooring Throughout Coach (Excluding Slide-outs)
  • North Star Tile Floor Tile
  • Complete Cable Wiring Interfacing with Surround Sound and Satellite Receiver
  • Surround Sound Speakers in Ceiling
  • Energy Management System
  • Power Solar and Privacy Shades in Living Room
  • In-motion Low Profile SatelliteDish with DISH Network® Receiver (Subscription Required)
  • Extraordinaire™ AC System
  • Hydronic Heating System
  • 10” Spyder Control System Screen

Driver Compartment / Cockpit

  • Front Overhead Flat Panel TV
  • Cupholders on Driver and Passenger Side
  • 12 V Disconnect Switch
  • Driver Side Power Window
  • Integrated Seatbelts
  • Power Ultraleather Driver and Passenger Seats
  • Satellite Radio (Subscription Required)
  • Color Rear Vision Monitor System with Side-view Cameras Activated by Turn Signals
  • Power Solar and Privacy Windshield and Cockpit Shades
  • CD Player and AM/FM Stereo
  • Lighted Switches
  • Fire Extinguisher
  • Dual Dash Fans
  • Beverage Tray
  • In-dash Navigation System
  • USB Dash Receptacles
  • USB Passenger Side Receptacles
  • Power Step Well Cover
  • Solid Non-opening Window on Passenger Side

Living Area / Dinette

  • Dinette with Computer Workstation on Passenger Side
  • Ultraleather Recliner and Hide-A-Bed Sofa on Driver Side
  • Fireplace below Midsection Flat Panel TV


  • Polished Solid Surface Countertops with Sink Covers
  • Expand-an-island
  • 2 ½" Deep Lighted Toe Kick
  • Single Lever Sink Faucet with Built-in Sprayer
  • Stainless Steel Farmhouse Sink
  • LED Light Above Countertop
  • Stainless Steel Residential Refrigerator
  • Stainless Steel Convection Microwave with Exterior Venting
  • 2-burner Induction Cooktop
  • Solid Surface Cooktop Cover
  • Galley Soap Dispenser
  • Galley Window


  • Memory Foam Queen Mattress (60" x 80")
  • Bed Comforter with Throw Pillows
  • Solid Surface Nightstand Tops
  • Laundry Hamper
  • Blu-ray™ System and Satellite Receiver
  • Solar and Privacy Shades
  • Wall Safe
  • USB Receptacles
  • Ceiling Fan


  • Solid Surface Shower with Glass Door
  • Medicine Cabinet with Vanity Lights
  • Solid Surface Vanity Top and Bowl
  • Skylight and LED Light in Shower
  • Roof Vent Fan
  • Electric Flush Toilet

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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View Slideshow

Video TourFront Passenger SideOutside TVBasement With Electric Storage TrayRear Passenger SideRear Driver SideTaken Facing Towards the RearTaken Facing Towards the FrontPassenger SeatDashboardDriver SeatOverhead HD TVDriver Side Living RoomFreestanding DinetteKitchenPull Out CounterDishwasherBathroomDual VanitiesShower With Skylight / LED LightWalk-Around Bed With LiftClosetBedroom TV and FireplaceStacked Washer / DryerTouch Screen Control Panel