Definition: Large RV trailer towed via a special hitch mounted in the bed of a pickup truck.

Typical Size: 25–45 feet.

Features: Split-level design, often with luxurious master bedrooms over the truck bed.

Ideal For: Full-time RVers or large families with heavy-duty trucks.

Pros: More living space, better towing stability, often more luxurious.

Cons: Requires a heavy-duty truck and special hitch; not usable without a truck bed.