What does 120 load index mean on tires?

For example, a light truck tire with a load index of 120/116 means a load capacity for a single tire of 3,086 pounds and a load capacity of 2,756 pounds for two tires.

The reason the capacity for two tires is lower than a single tire is to make sure that the vehicle can continue to carry the load should one tire fail..

What does 121 118r mean on tires?

90S, 95T, 121/118R, etc. These digits after the tire size, 90S in this example, are the “load index” and “speed rating”. … That just means that the maximum pressure on one tire is higher than the other. However, this again is only at maximum pressure which is more than you would usually use.

What are the load ranges for tires?

Passenger tires are typically manufactured in one of three load ranges — standard load, light load, and extra load or reinforced — all of which could range from 2 to 4-ply tires. As evidenced by its name, the standard load range is the most common.

Should I get H or T rated tires?

H rated tires have stronger construction than T rated tires. The concern may not be speed although a Subaru can exceed 118 MPH hence those tires however it may be load rating of the tires. … Not only is the “T” rating good for 118 mph, it’s good for CONTINUOUS use at 118 mph.

Will 10 ply tires last longer?

most 10 ply tires have a harder rubber compound and will last longer than a 6 ply tire.

What does the R or D mean in a tire size?

radial tire constructionThe D indicates that the tire is a diagonal bias ply construction and the R indicates that the tire is a radial tire construction. Beyond the size and type, there are load ranges for tires. Most trailer tires are load range B, C or D.

What does F rated tire mean?

The difference between a load range E and load range F tire of the same size, 235/85-16, is the weight capacity and pressure. The Karrier Radial Tire, Load Range E, # AM10295, has a capacity of 3,640 pounds at 95 psi. The Load Range F Tire, # AM10501, has a capacity of 3,960 pounds at 95 psi.

What does load range 112 mean?

Using the ‘Load Range Chart’ the 117/112 load index equates a load capacity for a single tire of 2,833 pounds and a load capacity of 2,469 pounds for two tires. The reason the capacity for two tires is lower than a single tire is to make sure that the vehicle can continue to carry the load should one tire fail.