Options to Upgrade to a Higher Rated Trailer Tire

Question

Question:

Boat trailer has SR225/75R Load range D tires. Boat, motor sand trailer weigh 2980 lbs. What are your highest rated tires that would fit to replace these tires? I often pull long distances at highway speeds. this is a single axle trailer with a 5000 pound Dexter axle.

asked by: Neil T

1

Helpful Expert Reply:

The Westlake ST225/75R15 Radial Trailer Tire # LHWL304 will be an ideal upgrade for your current tires. This will have an E load range, which puts it up to 2,830 pounds at 80 psi. This is also a radial tire, which will run cooler than a bias ply therein extending the life of the tire.

expert reply by: Lazer S

1

225/75R15 Tire A
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225/75R15 Tire B
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225/75R15 Tire C
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225/75R15 Tire D
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Answer 1

Going to a tire with a higher rated load range will mean you will need a higher psi rating. The problem with going to a higher rated tire is that it may result in a stiffer ride. For example, a Load Range E tire like part #TR225LRE is rated for a…

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Answer 2

Going with the larger diameter 225/75-15 tires would move the top of your tire around a 1/2 inch closer to the underside of the trailer. Since we usually like to see at least 3 inches of clearance with the trailer loaded per usual I really…

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Answer 3

Larger wheels and tires for trailer generally have higher towing capacities as they have more material to spread out the weight and because the manufacturers know that the larger sizes are typically needed for larger trailers which weigh more so they…

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Answer 4

The Provider #TR225LRE is manufactured in China, as are most tires these days. Even though they are not made in the USA, they are a great tire with great reviews. We used to carry Goodyear tires that are made in the USA, but the range of available…

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Answer 5

I've linked our selection of 205/75 R15 tires for you. They're all made in Asia. It's pretty hard to find tires made in US anymore. Of the selection I recommend the Westlake #LHWL300. It's a load range D tire with a max load of 2,150…

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Answer 6

Trailer tires like the Westlake ST205/75R14 Radial Trailer Tire #274-000012 are not given heat ratings. The heat ratings are something that is given on passenger car/truck tires as a requirement by government agencies. Trailer tires are not subjected…

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Answer 7

The load and speed ratings of the ST225/75R15 trailer tires your 2017 Dutchman Aspen travel trailer are maximum capacities for the tires themselves. The 75-mph maximum speed of an L-rated tire does not indicate a recommendation to tow a trailer at…

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Answer 8

Westlake tires like the Westlake ST225/75R15 Radial Trailer Tire #LHWL304 that you referenced are the nicest brand we carry. I'd recommend and rate these very highly. You'd really like these and they would work well. They have a higher speed…

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Answer 9

The psi and temperature are going to change based on the tire and the temperature outside for your ST225/75R15 tire like the Westlake #LHWL304. So it is not surprising at all that the psi climbed based on your long trip as well as the significant…

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Answer 10

If your tires have been used properly by inflating them to the correct psi and you have not been exceeding their max speed rating then you will want to check the tread on them. The smallest tread depth that we recommend using is 2/32 of an inch. If…

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Answer 11

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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Answer 12

The difference between an load range C and load range D tire in the same size is the capacity and psi rating. The two tires will still have the same dimensions and fit on the same wheel. The D rated tire has a higher capacity. For a ST175/80D13 like…

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