What Does Sl Load Range Mean

However you may find these tires marked as standard load sl or extra load xl or reinforced.

What does sl load range mean.

This is the maximum load the tire carries and manufacturers determine this capacity based on the size of the tire. The letter will have spaces on either side of it. Passenger tires feature named load ranges while light truck tires use load ranges that ascend in alphabetical order letters further along in the. An sl rated tire has its maximum load capacity at an inflation pressure of 35 psi.

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. The tire load index lets you know the load carrying capacity of a tire. Standard load sl sl tires cannot withstand heavy loadssl tires are meant for everyday drivinga 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. The information needed to identify the load range for tires is right there on the sidewall.

For example if a tire has a load index of 92 it can support 1 389 pounds at maximum air pressure. The load range letter such as e is found in the middle of the tire service description. Multiply that by four tires 4 x 1 389 5 556 pounds to get your car s maximum load carrying. The e designation for the load rating of the tires is only used on light truck tires not passenger tires.

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. Sl stands for standard load and xl indicates extra load. As evidenced by its name the standard load range is the most common. 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.

Check the tire sidewall to find the letter that indicates the load range. Standard load tires have a maximum load pressure of 35 psi. Xl tires can carry a heavier load when inflated to 41 psi. 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.