Which of the following is NOT a condition checked for tires during vehicle inspections?

The brand of tire is not a condition typically checked during vehicle inspections. Inspections focus on aspects critical to the safety and functionality of the tires, such as tread depth, air pressure, and visible damage to the sidewalls. Tread depth is crucial as it affects traction and performance, air pressure is essential for safe handling and fuel efficiency, and visible damage like cracks or bulges can indicate tire failure risks. The brand of the tire does not inherently reflect safety or compliance issues, making it an irrelevant factor in the context of vehicle inspections. Thus, while the brand might be a consideration for consumers or manufacturers, it is not part of the safety inspection standards.