Tire Load Range D Vs E

A st225 75r15 load range e tire like am10303 will have a capacity of 2 830 lbs at 80 psi.

Tire load range d vs e.

In realitly this tire is not built with 10 plies but rather one or two plies of equivalent strength. You ll be able to tell the specific load range on the tires sidewall descriptions. Therefore load range simply tells how tough the tire is and the allowable psi. D and e class tires will carry more weight.

The thing to watch out for is not just load range limits. If you have a dual axle trailer and use four tires then your c class tires can haul up to 7 280 pounds. All tires are constructed of rubber and cord layers referred to as plies. Plus how many tires are on the axle.

For load range b tires etrto iso metric standards. Load range is based on an older measurement called ply rating. I have linked an faq on trailer tires. Load range ply rating a 2 b 4 c 6 d 8 e 10 f 12 g 14 h 16 j 18 l 20 m 22 n 24 load index.

A load range d tire has the same load capacity as a load range c tire if it is inflated to 50 psi and will provide the same ride characteristics. Lt sized tires featuring section widths of 305mm 12 50 or wider have their. The maximum load range for a trailer tire depends on its letter rating and psi. Historically more plies gave a tire a larger load carrying capacity so manufacturers would count the plies and use this number to denote carrying.

Still not sure how to find your tire load range. Special trailer service tires have load ranges of b c d or e which correspond to their specific ply ratings 4 ply rated 6 ply rated 8 ply rated or 10 ply rated. Basically the only difference between the two is the weight capacity. With trailer tires you always want to have them inflated to their maximum that way you get the best handling braking and wear characteristics.

Load range d tires only provide more capacity and a harsher ride if they are inflated to the higher rated design pressure. If the wheel has a similar weight capacity you will be good to go. For example an e load range indicates that a tire is equivalent to a 10 ply construction tire. The load index on a passenger car tire is a numerical code stipulating the maximum load mass or weight each tire can carry.

Load range d has a capacity of 1 220 lbs at 65 psi whereas load range e has a capacity of 1 520 lbs at 80 psi. A truck with load range d tires can be run with the lower air pressure for a. The load range letter on light truck tires indicates their ply rating.