See also:

Uniform Tire Quality Grading
Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: ...

Low-Profile Tires
If the vehicle has P235/50R18, 245/45ZR19, P245/45R19, 255/40ZR19, P265/45R18, 275/40ZR19 or 285/35ZR19 size tires, they are classified as low–profile tires. These tires are designed for v ...

Vehicle Load Limits
It is very important to know how much weight the vehicle can carry. This weight is called the vehicle capacity weight and includes the weight of all occupants, cargo and all nonfactory–ins ...