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Is It Safe to Drive on the Highway with Car Tire Pressure at 2.4bar?

1 Answers

StAutumn

07/29/25 6:49pm

Driving on the highway with car tire pressure at 2.4bar is safe. A tire pressure of 2.4bar generally falls within the normal range for vehicles, making it perfectly suitable for highway driving. Introduction to Standard Tire Pressure: According to the international GBT2978-2008 standard, the recommended tire pressures are as follows: Standard tires: 2.4-2.5bar; Reinforced tires: 2.8-2.9bar; Maximum pressure: should not exceed 3.5bar. Importance of Tire Pressure: Both overinflation and underinflation can shorten the lifespan of tires. Underinflation increases tire deformation, leading to cracks on the sidewalls and excessive flexing, which generates heat, accelerates rubber aging, causes fatigue in the cord layers, and may break the cords. It also increases the tire's contact area, speeding up wear on the tire shoulders. Overinflation overextends the tire cords, reducing the tire's elasticity and increasing the load during driving. This can cause internal cracks or blowouts upon impact and accelerates tread wear while reducing puncture resistance.

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