In conclusion, there are four different sizes for auto A/C hose in the most common car air conditioning system. If the vehicle is a bus or coach, it will be a bigger A/C hose, like 7/8 inch and 1 1/8 inch. Make sure which part of A/C hose is broken, like hose from compressor to condenser, you can know the exactly hose size.

On the other hand, a 16% reduction in brake line integrity is a much more significant issue that should not be taken lightly. At this level, the risk of a catastrophic brake failure is greatly increased. A sudden rupture or failure of the brake lines can cause a total loss of braking power, putting the driver and passengers in grave danger. In such cases, the vehicle may become uncontrollable and unable to stop, leading to potential collisions, injuries, or even fatalities.