What is the air pressure of a spare tire?

1 Answers
MacLilliana
07/30/25 1:45am
The air pressure of a spare tire is between 2.3 and 2.5 bar. During driving, if the tire pressure is too high or too low, or if the tire encounters sharp objects, a blowout may occur. If the car is traveling at high speed, a blowout can lead to serious consequences, including traffic accidents that may cause harm to both the vehicle and the occupants. In such situations, the importance of a spare tire becomes evident. The driver can then find a safe place to replace the damaged tire, allowing the car to continue its journey. In fact, the spare tire is similar to regular tires. According to regulations and requirements, the maximum tire pressure should not exceed 3.5 bar to avoid issues related to overinflation or underinflation, which can easily compromise driving safety.
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