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OVERVIEW
Product Overview
The 2018 Tiffin Allegro Bus 45OPP represents the pinnacle of luxury motorhome design, combining exceptional craftsmanship, premium amenities, and powerful diesel performance in one of Tiffin’s most sought-after coaches. Built on Tiffin’s exclusive PowerGlide chassis and powered by a 450-horsepower Cummins diesel engine, the Allegro Bus 45OPP delivers outstanding ride quality, confident handling, and impressive towing capability for travelers who demand the very best.
Inside, the quad-slide floorplan creates a spacious residential living environment filled with handcrafted hardwood cabinetry, polished porcelain tile flooring, solid-surface countertops, and luxurious furnishings. The open-concept living area features comfortable seating, a large entertainment center, and an electric fireplace, providing an inviting space to relax or entertain after a day on the road.
The gourmet kitchen is designed for full-time living with a residential refrigerator, induction cooktop, convection microwave, dishwasher, generous pantry storage, and expansive counter space. Every detail is thoughtfully designed to bring the convenience and comfort of home wherever your travels take you.
The private master suite offers a king-size bed, large wardrobe, washer and dryer, and abundant storage throughout. The luxurious rear bathroom features dual sinks, a spacious glass-enclosed shower, premium fixtures, and elegant finishes, while the convenient mid-coach half bath provides additional comfort for guests.
Outside, the 2018 Allegro Bus 45OPP showcases stunning full-body paint, Girard power awnings, slide-out storage trays, automatic hydraulic leveling, and abundant basement storage. Built with Tiffin’s legendary attention to detail and owner-focused engineering, this coach is designed to provide years of dependable luxury travel.
The 2018 Tiffin Allegro Bus 45OPP delivers elite craftsmanship, residential comfort, and exceptional diesel performance—making it one of the finest luxury Class A motorhomes available for discerning RV enthusiasts.
FLOOR PLAN

SPECIFICATIONS
FEATURES
- PowerGlide chassis
- Cummins ISL9 450 HP diesel engine
- Independent front suspension
- Tag axle configuration
- VIP Smart Wheel
- Side-mounted radiator
- Hydraulic leveling system
- Full-body premium paint package
- 15,000 lb hitch capacity
- Massive basement storage capacity
- Heated porcelain tile flooring
- Aqua-Hot hydronic heating system
- Spyder multiplex control system
- Residential stainless refrigerator
- Induction cooktop
- Handcrafted hardwood cabinetry
- Solid-surface countertops
- Central vacuum system
- Home theater surround sound
- Full-size pantry storage
- Bath and a half floorplan
- Four slide-outs
- Stacked washer and dryer
- Power solar and privacy shades
- Exterior entertainment center
- Dual-pane frameless windows
- Girard power awnings
- Residential ceiling height
- Keyless entry system









































