New 2026 Tiffin Motorhomes Allegro Bus 45 OPP Motor Home Class A - Diesel

Dinette w/ Chairs; Heated Floor; advanced driver-assist
Virtual Tour Bath and Half Bed King
2026 45 OPP Features and Options

Key Features of the New 2026 Tiffin Motorhomes Allegro Bus 45 OPP

  • PowerGlide® raised-rail diesel chassis with Cummins L9 450 HP engine
  • Quad slide-outs for expansive residential living space
  • Bath-and-a-half floorplan with walk-in closet
  • 45' luxury Class A diesel motorhome with tag axle
  • Residential kitchen with induction cooktop, dishwasher, and large refrigerator
  • King bed in rear master suite with washer/dryer
  • Heated tile floors and hydronic heating system
  • 10.0 kW Onan Quiet Diesel generator
  • Up to 257 cu. ft. basement storage
  • 15,000 lb. towing capacity

Discover the New 2026 Tiffin Allegro Bus 45 OPP

The 2026 Tiffin Motorhomes Allegro Bus 45 OPP represents the pinnacle of luxury diesel motorhome living. At a full 45 feet long with four slide-outs, this flagship coach delivers a true residential experience combined with industry-leading performance and craftsmanship.

Built on Tiffin’s exclusive PowerGlide raised-rail chassis and powered by a 450-horsepower Cummins diesel engine, the 45 OPP offers smooth handling, powerful towing, and long-distance confidence for serious travelers.


Expansive Living with Premium Comfort

Inside, the quad slide-out design creates an open, inviting space perfect for entertaining or relaxing. High-end finishes, panoramic windows, and premium furnishings give the coach a luxury residential feel.

With multiple seating options and a spacious living area, this motorhome is designed for comfort whether you're hosting guests or enjoying quiet evenings on the road.


Gourmet Kitchen for True Residential Living

The Allegro Bus 45 OPP features a fully equipped kitchen built for real cooking:

  • Induction cooktop and convection microwave
  • Dishwasher drawer for convenience
  • Residential refrigerator
  • Solid-surface countertops and generous pantry storage

This space is ideal for everything from quick meals to full-course dinners.


Private Suite and Bath-and-a-Half Luxury

The bath-and-a-half layout provides added convenience for both owners and guests, while the standout walk-in closet in the master suite sets this floorplan apart.

The rear suite includes a king bed, expansive wardrobe storage, and a private full bathroom—creating a true retreat on the road.


Built for Performance and Full-Time Travel

With a tag axle, air ride suspension, and advanced driver-assist features, the Allegro Bus 45 OPP delivers exceptional stability and control.

Features like hydronic heating, heated tile floors, large tank capacities, and a powerful generator make it ideal for full-time RV living or extended luxury travel.


Why Buy the 2026 Tiffin Allegro Bus 45 OPP

  • Flagship 45' luxury diesel motorhome
  • Unique walk-in closet floorplan for maximum storage
  • Expansive quad-slide living space
  • Powerful performance and high towing capacity
  • Designed for full-time RVing or extended travel

Why Buy from Lazydays RV Powered by Campers Inn RV

Choosing the right RV is only half the journey. Choosing the right dealership makes all the difference. When you purchase from Lazydays RV powered by Campers Inn RV, you gain:

 

  • A Legacy of Trust
  • Extensive Inventory and Competitive Pricing
  • Certified Service and Support
  • Parts and Accessories
  • A Long-Term Camping Partner
What Our Customers Are Saying

Very Nice People!

Stopped in cuz steps wouldn’t retract fully and was having problems with water heater. They were really booked, but took time to help us so we could get on the road again very nice people. - Rae
Price: $929,703
You Save: $185,708
Sale Price: $743,995
Campers Inn
Location: Louisville KY
Stock# 105931
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RV ID: 2904648#
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2026 45 OPP Specifications
Sleeps 6
Slides 4
Length 45 ft
Ext Width 8 ft 5 in
Ext Height 13 ft 3 in
Int Height 6 ft 11 in
Interior Color PACIFICA
Exterior Color Gen 13, Gen 14; Cinderwood, Arctic Sapphire, Frosted Granite, Waterfall, White Mahogany
Hitch Weight 15000 lbs
GVWR 52000 lbs
Fresh Water Capacity 100 gals
Grey Water Capacity 100 gals
Black Water Capacity 55 gals
Tire Size 315/80R22.5
Fuel Type Diesel
Miles 3982
Engine Cummins X15
Chassis PowerGlide Raised Rail Rear
Horsepower 605 hp
Fuel Capacity 150 gals
Wheelbase 323 in
Available Beds King
Torque 1250 ft-lb
Refrigerator Type Stainless Steel Residential with French Doors and Bottom Freezer
Refrigerator Size 25 cu ft
Convection Cooking Yes
Cooktop Burners 2
Number of Awnings 2
Axle Weight Front 18000 lbs
Axle Weight Rear 23000 lbs
Axle Weight Tag 11000 lbs
Water Heater Type Hydronic
AC BTU 45000 btu
Basement Storage 257 cu. ft.
TV Info LR TV, BR 50" TV, Ext. TV
Awning Info Girard Power w/LED Lighting, Manual Window
Washer/Dryer Available Yes
Gross Combined Weight 67000 lbs
Shower Type Standard
Electrical Service 50 amp
VIN 4UZFCTFG0TCWU3437
For more information Contact Us

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