Which component is NOT typically required for neighborhood electric vehicles?

Neighborhood electric vehicles (NEVs) are specifically designed for short trips and typically operate at lower speeds within residential areas. The requirements for these vehicles focus on essential safety features and regulatory compliance.

The absence of air conditioning in the list of components highlights that it is not a mandatory feature for NEVs. While air conditioning can enhance comfort, it is not critical for the safe operation of the vehicle and does not influence the vehicle's regulatory classification as an NEV. Safety equipment such as windshields, parking brakes, and seat belt assemblies are included in the requirements to ensure that the vehicle provides adequate protection to occupants.

In essence, including features like a windshield and seat belts is vital for ensuring the safety of passengers, while a parking brake is crucial for preventing accidents when the vehicle is stationary. Air conditioning, on the other hand, does not fall under safety or regulatory requirements, making it the correct answer in identifying what is not typically required for neighborhood electric vehicles.