A pickup truck is a versatile vehicle that blends passenger comfort with heavy-duty utility, defined by an enclosed passenger cabin (the cab) and an open rear cargo box (the bed). Unlike standard cars, trucks typically use a rugged body-on-frame design, meaning the cab and bed are bolted to a separate, rigid steel ladder frame to provide the structural strength needed for hauling heavy payloads and towing trailers. They generally fall into three main categories: mid-size trucks (like the Toyota Tacoma) for easier parking, daily driving, and light hauling; full-size or half-ton trucks (like the Ford F-150), which offer the most popular balance of spacious interiors and strong towing capacity; and heavy-duty trucks (like the Chevy Silverado 2500HD), which feature massive engines and stiff suspensions built specifically for serious commercial labor and pulling heavy equipment.