Texas State Inspection Practice

Which of the following is a requirement for tires during an inspection?

1. They must be all-season tires

2. They must have proper tread depth

3. They must be the same brand and type

4. They must be filled with nitrogen

The correct answer is: They must have proper tread depth

Tires must have proper tread depth to ensure safe driving conditions. This is a critical factor during a vehicle inspection as inadequate tread depth can significantly impair traction, particularly in wet or slippery conditions, increasing the risk of hydroplaning and reducing overall vehicle control. The minimum legal tread depth required in Texas is typically 2/32 of an inch for passenger vehicles. Inspectors check the tread depth using a tread depth gauge or a penny test to ensure that the tires are safe for operation. Regarding the other options, while those can impact tire performance and vehicle safety, they are not strict requirements during inspections in Texas. For example, it is not mandatory for tires to be all-season tires, nor is it a requirement for them to be the same brand or type. Additionally, filling tires with nitrogen is not a regulatory requirement; while it can provide benefits like reduced oxidation and better pressure retention, air is generally acceptable for tire inflation as well. Therefore, the emphasis on proper tread depth is essential for fulfilling safety standards during a vehicle inspection.