The 2026 Tiffin Motorhomes Allegro Bay 38 AB blends diesel power, residential comfort, and premium craftsmanship into a Class A motorhome designed for serious travel. Built on a Freightliner diesel chassis, this coach delivers a smooth, stable ride with the strength and reliability needed for long-distance adventures.

At just under 40 feet, the Allegro Bay 38 AB offers a spacious interior while still being manageable for a wide range of destinations.

Inside, three slide-outs create a wide-open living area perfect for relaxing or entertaining. Theater seating, a booth dinette, and a large entertainment center provide the comfort of home wherever you travel.

High-end finishes, solid cabinetry, and large windows bring in natural light and showcase Tiffin’s renowned attention to detail.

The residential-style kitchen is built for travelers who enjoy preparing meals on the road. You’ll find:

Whether it’s a quick breakfast or a full dinner, this kitchen makes it easy.

The bath-and-a-half layout is ideal for both owners and guests, offering added convenience during travel or at the campsite.

The rear master suite features a king bed, generous wardrobe storage, and a private full bathroom—creating a comfortable retreat after a day of exploring.

With a Cummins 380 HP diesel engine, air ride suspension, and advanced safety features, the Allegro Bay is engineered for smooth, confident driving.

Additional features like heated tile floors, powerful generator, and ample storage make it perfect for extended trips or full-time RV living.