See also:

Maximum load rating
The load rating at the maximum permissible weight load for this tire. For example, “MAX. LOAD 580 kg (1279 LBS) @ 300 kPa (44 PSI) MAX. PRESS.” Maximum load rating applies only to the tire, not ...

While climbing a grade
When driving up a hill, undesired upshift to 4th gear is prevented from taking place when the accelerator is released. This minimizes the chance of subsequent downshifting to a lower gear when acceler ...

Adverse safety consequences of under-inflation
Driving at high speeds with excessively low tire pressures can cause the tires to flex severely and to rapidly become hot. A sharp increase in temperature could cause tread separation, and failure ...