Tiffin Motorhomes Allegro Bus Motor Home Class A - Diesel

The Allegro Bus Class A diesel by Tiffin Motorhomes includes everything you are looking for in a luxury coach, you just have to choose the destination!  A quiet, controlled ride with ample cargo space, spacious living areas, handcrafted cabinetry throughout, and top-of-the-line features set the Allegro Bus apart.


Each coach is built on a PowerGlide chassis offering exceptional towing capacity, with Huck-bolted construction, and Multiplex wiring with diagnostics using less wiring and increasing reliability, efficiency and flexibility.  The exterior includes fiberglass front and rear caps, full-body paint with protective film on the front cap, heated chrome power mirrors, and much much more!  The interior provides Ultraleather furniture, high-end appliances, a BluRay system and satellite receiver, USB receptacles, plus more!


Let your journey begin in a Tiffin Motorhome Allegro Bus Class A diesel coach today!     

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Motor Home Class A - Diesel

  1. Outdoor Entertainment, Rear Bath
    • Length: 37 ft 5 in
    • Slides: 3
    • Sleeps: 4

    1 Available Now!

  2. Outdoor Entertainment, Rear Bedroom
    • Length: 38 ft 11 in
    • Slides: 4
    • Sleeps: 4

    2 Available Now!

  3. Outdoor Entertainment, Rear Bedroom
    • Length: 41 ft 0 in
    • Slides: 4
    • Sleeps: 4

    3 Available Now!

  4. Bath and a Half, Outdoor Entertainment
    • Length: 41 ft 0 in
    • Slides: 4
    • Sleeps: 6

    10 Available Now!

  5. Outdoor Entertainment, Walk-Thru Bath
    • Length: 45 ft 0 in
    • Slides: 4
    • Sleeps: 6

    1 Available Now!

  6. Bath and a Half, Outdoor Entertainment
    • Length: 45 ft 0 in
    • Slides: 4
    • Sleeps: 6

    12 Available Now!

Showing 1 - 6 of 6
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Allegro Bus Features:

Standard Features (2021)


General Construction


  • 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 through the rear cap, redirecting water underneath the motorhome
  • 5½" formed insulation
  • Extraordinaire™ Cooling System ducted supply air and return air
  • Durable, tubular aluminum roof skeleton


  • Gel-coat fiberglass outside wall panel
  • High-performance thermal insulation
  • Durable, yet lightweight, tubular aluminum wall skeleton
  • Decorative inside wall panel


  • Luxurious Tile Floor
  • Laminated Elevated Sub-Flooring
  • High-performance thermal insulation

General Mechanical


  • PowerGlide® Chassis with Cummins L9 450 HP @ 2,100 RPM
  • Peak Torque (lb – Ft. Max Net) 1,250 @ 1,400 RPM
  • Side-mounted Cooling Package
  • ABS Brakes and Two-stage Compression Engine Brake
  • Four Aluminum Wheels
  • Six Air Bags
  • Cruise Control
  • VIP Smart Wheel
  • Fog Lights
  • Emergency Start Switch
  • Adjustable Fuel and Brake Pedals
  • Independent Front Suspension
  • Tire Pressure Monitoring
  • Electronic Stability Control / Traction Control
  • Combination Valid Air Leveling System with HWH Hydraulic Leveling Jacks
  • Allison 3000 MH 6-speed Automatic Transmission with Lock-up (Torque Converter)

Chassis Options (45 OPP)

  • PowerGlide® Chassis with Cummins X15 605 HP @ 1,800 RPM
  • Peak Torque (lb – Ft. Max Net) 1,950 @ 1,150 RPM
  • Allison 4000 MH 6-speed Automatic Transmission with Lock-up (Torque Converter)

Plumbing and Electrical

  • Energy Management System
  • Heated Water and Holding Tank Compartments
  • SeeLeveL Monitor Pad Located at Dump Station
  • SeeLeveL Tank Monitor
  • Six House Batteries
  • 50 Amp Services
  • Power Cord Reel – 50 amp
  • Black Holding Tank Flush System
  • 110 V Exterior Receptacle
  • Water Filter
  • Gravity Water Fill
  • Exterior Rinse Hose with Soap Dispenser and Paper Towel Holder
  • Onan 10.0 kw Generator
  • 2 K Watt Pure Sine Wave Inverter
  • Prep for Winegard TRAV'LER Satellite
  • Low-profile In-motion Satellite Dish*
  • Outdoor Spyder Control System Screen
  • Prep for Solar Panel
  • Prep for Winegard ConnecT
  • Multiplex Lighting System
  • In-motion Low-profile Satellite Dish with DISH Network Receiver (subscription required)
  • Extraordinaire™ AC System
  • Three Low-profile Roof ACs with Heat Pumps (15 K BTUs)
  • Hydronic Heating System
  • 10" Spyder Control System Screen
  • TRC Hi/Lo Voltage Protection
  • AquaView ShowerMiser

Plumbing and Electrical Options

  • Winegard ConnecT (subscription required)
  • Three Solar Panels
  • Six Solar Panels (N/A 35 CP)
  • Extended Cycle Batteries

General Exterior


  • Fiberglass Front and Rear Caps
  • Dual Fuel Fills
  • Full-body Paint with Protective Film on Front Cap
  • 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
  • Girard® Power Door and Patio Awnings
  • Pass-through Basement Storage
  • Lockable Swing-out Exterior Storage Doors with Gas Shocks
  • Auto Generator Start
  • Custom Mud Flap
  • Docking Lights
  • Concealed Air Horn
  • Digital TV Antenna
  • Luggage Compartment Lights
  • Exterior Ground Effects Lighting
  • Charcoal Carpet Cargo Walls
  • Sewer Hose Storage


  • Second Girard Patio Awning (40 Models)
  • Basement Freezer/Refrigerator
  • Roof Ladder
  • Exterior Lighting Under Slide-out
  • Power Exterior TV Door
  • Power Window Awnings
  • Cargo Door Stainless Steel Rocker Trim
  • One Storage Compartment Slide-out Tray
  • Two Storage Compartment Slide-out Trays (40 Models)
  • One Power Storage Compartment Slide-out Tray
  • Two Power Storage Compartment Slide-out Trays (40 Models)

General Interior


  • LED Lighting
  • Soft Touch Vinyl Ceilings
  • Washer/Dryer Ready
  • Carbon Monoxide and Smoke Detectors
  • Central Vacuum Cleaner with VacPan
  • Porcelain Tile Flooring Throughout Coach (Excluding Slide-outs)
  • Sound Bar with Subwoofer
  • Energy Management System
  • Power Solar and Privacy Shades in Living Room
  • Valentino Floor Tile
  • Contemporary Ceiling Treatment
  • Contemporary Fascia Treatment


  • Art Deco, Chanel, Latte II, or Tempest II Fabric Suites
  • Grey Owl, Silkworm, or Tottori Udon Ultraleather
  • Glazed Canyon Cherry, Glazed Cherry, Glazed Honey Natural Cherry, Pure Linen*, Sterling*, Linen Slate/Sterling Combo Cabinets
  • Tuscany Sea Salt Floor Tile
  • Dual Zone Heated Tile Floor
  • Traditional Ceiling Treatment
  • Traditional Fascia Treatment
  • Stacked Washer/Dryer

Driver Compartment


  • Front Overhead Flat Panel TV
  • 12 V Disconnect Switch
  • Driver Side Power Window
  • Integrated Seatbelts
  • Ultraleather Power Driver and Passenger Seats
  • Ultraleather Power Passenger Seats with Footrest
  • In-dash Navigation System
  • Color Rear-view Monitor System with Side-view Cameras Activated by Turn Signals
  • Power Solar and Privacy Windshield and Cockpit Shades
  • CD Player, AM/FM Stereo with Satellite Radio (subscription required)
  • Cupholders on Driver and Passenger Side
  • Lighted Switches
  • Dual Dash Fans
  • Fire Extinguisher
  • USB Dash Receptacles
  • USB Passenger Side Receptacles
  • Power Step Well Cover
  • Solid Non-opening Window on Passenger Side
  • Driver and Passenger Seat Lumbar Support
  • Digital Instrument Cluster
  • Phone Charging Station on Passenger Side
  • Valid Dash Leveling Controls


  • Mobileye®
  • JBL Sound System
  • Advanced Monitor (Only available with JBL Sound System)
  • 360 View Camera

Living Area


  • Dinette with Computer Workstation on Passenger Side (45 OPP, 40 lP, 37 AP, 35 CP)
  • Ultraleather DE Sofa with Lift TV on Passenger Side (45 OPP, 40 IP)
  • Ultraleather Air Coil Sofa on Driver Side (45 OPP, 40 IP, 35 CP)
  • Ultraleather Recliner and Hide-a-Bed Sofa on Driver Side (40 AP, 37 AP)
  • Fireplace (40 AP, 37 AP, 35 CP)
  • Dinette Overhead Cabinets (40 IP, 40 AP, 37 AP)
  • No Dinette Overhead Cabinets (35 CP)


  • Ultraleather U-shaped Dinette on Passenger Side (45 OPP, 40 lP)
  • One Ultraleather Recliner and Lift TV with Optional Fireplace on Passenger Side (45 OPP, 40 lP)
  • Ultraleather Air Coil Sofa with Lift TV on Passenger Side (45 OPP, 40 lP)
  • Theatre Seating on Driver Side (45 OPP, 40 lP, 35 CP)
  • Two Ultraleather Recliners on Driver Side (40 IP)
  • Ultraleather C-Shaped Dinette with Power Table on Passenger Side (40 AP, 37 AP)
  • Dining Bar with Lift TV on Passenger Side (35 CP)



  • Polished Solid Surface Countertops with Sink Covers
  • Expand-an-island
  • Stainless Steel Double Bowl Sink
  • 2 1/2" Deep Lighted Toe Kick
  • Single Lever Sink Faucet with Built-in Sprayer
  • LED Lighting Above Countertop
  • Stainless Steel Residential Refrigerator
  • Galley Soap Dispenser
  • Stainless Steel Convection Microwave with Exterior Venting
  • 2-burner Induction Cooktop
  • Solid Surface Cooktop Cover
  • Galley Window


  • Drawer-type Dishwasher
  • Wolf Induction Cooktop Upgrade
  • Wood Refrigerator Panel



  • Bed Comforter with Throw Pillows
  • Ceiling Fan
  • BluRay System and Satellite Receiver
  • Solid Surface Nightstand Tops
  • Solar and Privacy Shades
  • Laundry Hamper
  • Wall Safe
  • USB Receptacles
  • Bedroom Overhead Cabinet without Window
  • Bedroom TV (No Lift TV and No Fireplace)
  • Memory Foam King Mattress (72" x 80")


  • Power Smart King Bed
  • No Bedroom Overhead Cabinet with Window
  • Bedroom Overhead Cabinet without Window (40 AP)
  • Bedroom Lift TV with Fireplace (N/A 35 CP)
  • Egress Rear Exit (Requires Bedroom Overhead Cabinet)



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

See us for a complete list of features and available options!

All standard features and specifications are subject to change.


Tiffin Motorhomes is proud to be one of the few family-owned manufacturers in the industry, and it makes a significant difference in how our company operates versus our competitors. For starters, with the Tiffin name on every coach, building a superior motorhome isn’t just our occupation. It’s a matter of personal pride, a pursuit we have committed our lives to perfecting.