The primary vehicle used to transport fruit in the United States is the refrigerated truck. These trucks are specifically designed to maintain the temperature of perishable goods, such as fruit, during transit. The use of refrigerated trucks is crucial for preserving the quality and extending the shelf life of fruits, ensuring they reach consumers in optimal condition.

Refrigerated trucks are prevalent due to the nature of fruit as a perishable commodity. According to the United States Department of Agriculture (USDA), approximately 90% of all fresh produce is transported in refrigerated vehicles. This is because fruits require a controlled environment to prevent spoilage, which can occur quickly at ambient temperatures. Refrigerated trucks provide the necessary cooling systems to maintain temperatures between 32°F and 40°F (0°C to 4°C), which is ideal for most fruits.

The data from the USDA highlights the importance of refrigerated trucks in the fruit transportation industry. In 2020, the total value of fresh fruit and vegetable production in the United States was $52.2 billion, with a significant portion of this being transported via refrigerated trucks. The efficiency and reliability of these vehicles are essential for the success of the fruit industry, as they ensure that fruits are delivered to markets, retailers, and consumers in a timely and safe manner.

Moreover, refrigerated trucks are equipped with advanced tracking systems that allow for real-time monitoring of the cargo's temperature and location. This technology not only ensures the quality of the fruit but also provides transparency and accountability throughout the supply chain. The use of refrigerated trucks has also contributed to the reduction of food waste, as the controlled environment minimizes spoilage and extends the marketability of fruits.

In conclusion, refrigerated trucks are the primary vehicles used to transport fruit in the United States due to their ability to maintain the necessary temperature and extend the shelf life of perishable goods. The data from the USDA underscores the importance of these vehicles in the fruit industry, emphasizing their role in ensuring the quality and safety of fruits for consumers.