Power King Towmax Vanguard ST235/80R16 Tires

Power King Towmax Vanguard ST235/80R16 F 127/122N is a trailer tire.

Power King Towmax Vanguard ST235/80R16 F 127/122N Tire Specs

ST235/80R16 is a Special Trailer tire. It also comes in a Metric (235/80R16) variant

Let us decode each aspect of the tire size code to have a full understanding what this tire size means.

ST indicates that ST235/80R16 is a trailer tire.

235 is a section width of the tire from one sidewall to the other. Tire tread width is typically a bit narrower than the section width. Section width of ST235/80R16 tire is 235 millimeters.

80 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For ST235/80R16 tire, the sidewall height is 80% of its tread width.

R denotes that ST235/80R16 tire has radial construction.

16 represents the wheel diameter in inches that the tire is designed to fit. ST235/80R16 can be mounted on rims with 16 inches in diameter.

F denotes the load range of a tire. Load Range F is equivalent to a ply rating of 12. However, modern tires don't necessarily have 12 physical plies. These tires are generally rated for a maximum inflation pressure of 95 psi, and are commonly used in commercial and industrial settings, where vehicles frequently carry heavy loads or operate under strenuous conditions. They are found on larger trucks, trailers, and some RVs.

127/122 indicates a dual load index, meaning a tire can be used in a single or a dual application. For a single application, load index of 127 can support a maximum load of 3858 pounds or 1750 kilograms per tire. For a dual application, load index of 122 can support a maximum load of 3307 pounds or 1500 kilograms per tire.

N indicates the speed rating. A tire with a speed rating of N is approved for speeds up to 87 miles per hour or 140 kilometers per hour under optimal conditions.

Tire manufacturer part number (MPN) is MAXV25.