What Does Sl Load Range Mean On Tires

Light truck tires lt designate ranges in ascending alphabetical order with load range b representing a 4 ply rating at 35 psi.

What does sl load range mean on tires.

The tire load index lets you know the load carrying capacity of a tire. The chart shows how load indexes translate to weight. A tire with the load capacity determined to be essential for its tire size designated by the load index is an sl or standard load tire. Generally speaking the higher the tire load index the more weight the tire can safely carry.

They can carry the weight and withstand the weight pressure the load index designates on their sidewalls and they have no reinforcement in their internal structure. Sl stands for standard load and xl indicates extra load. Special trailer service tires. P metric sized tires tires with sizes starting with a p such as p235 75r15 are given a load range rating of either sl or xl.

By staff writer last updated mar 30 2020 1 43 28 pm et the letters sl on the sidewall of a truck tire indicate that the tire is a standard load tire that holds a maximum load pressure of 35 pounds per square inch. When you multiply that amount for a single tire by four your vehicle s maximum load capacity would be 4 940 pounds. For example if a tire has a load index of 92 it can support 1 389 pounds at maximum air pressure. If you take a look at the markings on your tires you will be able to tell that your set is in the standard load range if they have either no letters or an sl on their sidewalls sequence of letters and numbers.

Tires on a sedan coupe crossover or minivan are usually unmarked because they have a standard 4 ply rating and do not require higher load carrying abilities. Most passenger car tire load indexes range from 75 to 100 but some are higher. Extra load xl has a maximum load pressure of 41 psi. Xl tires can carry a heavier load when inflated to 41 psi.

C representing a 6 ply rating at 50 psi and so on. In other words it s the amount of weight your tire can support safely. Light truck tire load index light truck tires have two load indexes on the sidewall of the tire unlike passenger tires which only have one. However you may find these tires marked as standard load sl or extra load xl or reinforced.

In the case of a tire with an 88 load index that tire would be able to support 1 235 pounds at maximum air pressure. Standard load sl or no branding also has a maximum load pressure of 35 psi. What does a load range of sl on a truck tire mean. Standard load tires have a maximum load pressure of 35 psi.

As you can see the further down the alphabet you go the strong the tire will be.