2026 Tiffin Allegro Red 33AA

New Class A in Oklahoma City, Oklahoma, 73127

$369,990.00
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New 2026 Tiffin Allegro Red 33AA available in Oklahoma City, Oklahoma
2026 Tiffin Allegro Red 33AA - New Class A For Sale by McClain's RV Oklahoma City in Oklahoma City, Oklahoma features Awning, Toilet, Stove Top Burner, Refrigerator, Shower
2026 Allegro Red 33AA by Tiffin from McClain's RV Oklahoma City in Oklahoma City, Oklahoma
New 2026 Tiffin Allegro Red 33AA available in Oklahoma City, Oklahoma

Unit Specs

  • Stock #14413
  • Year2026
  • ManufacturerTiffin Motor Homes
  • Make Tiffin
  • ModelAllegro Red
  • Floorplan33AA
  • Floorplan LayoutBunk Over Cab
    Front Entertainment
    Front Living Area
    Mid Kitchen
    Rear Bedroom
  • Type Class A
  • ConditionNew
  • Mileage1 miles
  • Length35' 2"
  • Width8' 0"
  • Height12' 10"
  • VIN4UZACGFE3SCWH4112
  • MSRP $480,074.00
  • Sale Price $369,990.00
  • Need to know your payment? Use our RV Loan Calculator!
  • ChassisFreightliner XCM Modular Rail Rear Engine Diesel
  • Engine ManufacturerCummins® L9 380 HP Diesel Engine
  • Fuel TypeDiesel
  • Transmission SpecAllison 3000 MH 6-speed Automatic Transmission
  • Sleeps7
  • Water Capacity (Fresh)90 gal
  • Water Capacity (Black)50 gal
  • Water Capacity (Grey)70 gal
  • Air Conditioners1
  • A/C Spec30000 BTUs
  • Slideouts4
  • Tow/Hitch Weight10000 lbs
  • # Axles1

2026 Tiffin Allegro Red Class A Motorhome – 33AA Floorplan | Diesel RV for 7

Overview

This 2026 Tiffin Allegro Red Class A motorhome delivers top-tier luxury, power, and versatility in a compact 35-foot package. Built on the Freightliner XCM Modular Rail chassis, this diesel-powered recreational vehicle combines high-end amenities with practical design for memorable road trips or full-time living. With a bunk-over-cab layout, front living area, mid kitchen, and rear bedroom, the 33AA floorplan maximizes space across four slideouts, providing expansive living and sleeping areas for families and groups.

Key Specifications

  • Model: Allegro Red, 33AA floorplan
  • Type: Class A motorhome
  • Length: 35 feet 2 inches
  • Width: 8 feet 0 inches
  • Height: 12 feet 10 inches
  • Chassis: Freightliner XCM Modular Rail, rear engine diesel
  • Engine: Cummins L9 380 HP diesel
  • Transmission: Allison 3000 MH 6-speed automatic
  • Engine family and power: Diesel power for confident highway and campground momentum
  • GVWR: 38,320 lbs • Hitch: 10,000 lbs
  • Fresh water: 90 gallons • Grey water: 70 gallons • Black water: 50 gallons
  • Slides: 4 – expanding living space
  • A/C: 1 unit, 30,000 BTU
  • Generator: On board for off-grid power
  • Sleeps: 7 people

Floor Plan & Interior Highlights

The 33AA floorplan features a practical bunk over cab arrangement, ideal for kids or extra guests, paired with a front living area that emphasizes seating comfort and entertainment. The rear bedroom provides a king-size bed for restorative nights, while the mid kitchen offers convenient access to essential appliances without interrupting social time in the living zone. Four slideouts create a spacious interior that feels larger than its footprint, enhancing movement and storage. A full suite of modern comforts—washer and dryer, convection microwave, residential refrigerator, and a TV—ensures convenience on extended trips.

Luxury Comfort & Safety

  • King-size bed in the rear for a true retreat
  • Theater seating and a cozy front entertainment setup
  • Washer and dryer for on-the-road laundry needs
  • Convection microwave, stove top burner, and refrigerator for versatile cooking
  • Shower, toilet, medicine cabinet, and ample storage all within reach
  • Safety features: CO, LP, and smoke detectors plus a fire extinguisher
  • Power entrance step and beige/neutral interiors for a refined cabin feel

Why Choose the Allegro Red 33AA

  • Premium diesel power and reliable Freightliner chassis for long-haul adventures
  • Flexible bunk-over-cab and 4-slideout layout maximize living space
  • Comprehensive amenities package tailored for families and full-time travelers
  • High-capacity freshwater and waste tanks support extended stays
  • Single-owner, non-smoking unit with modern safety features


View a video of this 2026 Tiffin Allegro Red 33AA RV on YouTube!

2026 Tiffin Allegro Red 33AA Features


  • Appliances
    Convection Microwave, Dryer, Refrigerator, Stove Top Burner, Washer, Water Heater
  • Electrical
    Air Conditioning, Converter, Generator
  • Equipment
    CO Detector, Fire Extinguisher, LP Detector, Smoke Detector, TV
  • Exterior
    Awning, Backup Monitor, Hitch, Power Entrance Step, Slideout
  • Interior/Furnishings
    King Size Bed, Medicine Cabinet, Non-Smoking Unit, Shower, Theater Seating, Toilet

2026 Tiffin Allegro Red 33AA Specifications

Dimensions

Height

12' 10"

Height (interior)

7' 0"

Length

35' 2"

Width

8' 5"

Weights

GVWR

38,320 lbs

Capacities

Fuel Capacity

100 gal

Refrigerator Capacity

20 cu ft

Sleep Capacity

6

Water Capacity - Black

50 gal

Water Capacity - Fresh

90 gal

Water Capacity - Grey

70 gal

Engine/Transmission

Engine Manufacturer

Cummins®

Engine Model

L9 380 HP Diesel Engine with 1,150 lb-ft Torque

Fuel Type

Diesel

Transmission Spec

Allison® 3000 MH 6-speed Automatic Transmission with Lock-up Torque Converter

Exterior

# Awnings

2

# Axles

1

# Doors

1

# Slides

4

Chassis

Freightliner® XCM Modular Rail Rear Engine Diesel Chassis

Electrical

# A/C

2

A/C Spec

15,000-BTU Air Conditioners with Heat Pumps

*MFG Specs are for base unit. Certain options may change specifications listed. Please consult dealer for more details. Data is provided by a 3rd party. RVUSA.com cannot guarantee the accuracy of the data presented.

2026 Tiffin Allegro Red 33AA Literature


2026 Allegro Red Brochure PDF 2026 Allegro Red Brochure 1
Seller Info

McClain's RV Oklahoma City

7110 West Reno
Oklahoma City, OK 73127

Member Since 2019

See 1851 Reviews

Unit Specs

  • Stock #14413
  • Year2026
  • ManufacturerTiffin Motor Homes
  • Make Tiffin
  • ModelAllegro Red
  • Floorplan33AA
  • Floorplan LayoutBunk Over Cab
    Front Entertainment
    Front Living Area
    Mid Kitchen
    Rear Bedroom
  • Type Class A
  • ConditionNew
  • Mileage1 miles
  • Length35' 2"
  • Width8' 0"
  • Height12' 10"
  • VIN4UZACGFE3SCWH4112
  • MSRP $480,074.00
  • Sale Price $369,990.00
  • Need to know your payment? Use our RV Loan Calculator!
  • ChassisFreightliner XCM Modular Rail Rear Engine Diesel
  • Engine ManufacturerCummins® L9 380 HP Diesel Engine
  • Fuel TypeDiesel
  • Transmission SpecAllison 3000 MH 6-speed Automatic Transmission
  • Sleeps7
  • Water Capacity (Fresh)90 gal
  • Water Capacity (Black)50 gal
  • Water Capacity (Grey)70 gal
  • Air Conditioners1
  • A/C Spec30000 BTUs
  • Slideouts4
  • Tow/Hitch Weight10000 lbs
  • # Axles1

Estimated Payment-

Interest Rate % *(W.A.C.)
Term Years
Down Payment $
*W.A.C. = With approved credit

Email Seller

Request More Info on this 2026 Tiffin Allegro Red 33AA Offered for sale by McClain's RV Oklahoma City
McClain's RV Oklahoma City
McClain's RV Oklahoma City

7110 West Reno
Oklahoma City, OK 73127

Phone: Click to Call

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New 2026 Tiffin Allegro Red 33AA available in Oklahoma City, Oklahoma
2026 Tiffin Allegro Red 33AA - New Class A For Sale by McClain's RV Oklahoma City in Oklahoma City, Oklahoma features Awning, Toilet, Stove Top Burner, Refrigerator, Shower
2026 Allegro Red 33AA by Tiffin from McClain's RV Oklahoma City in Oklahoma City, Oklahoma
New 2026 Tiffin Allegro Red 33AA available in Oklahoma City, Oklahoma