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This setup is ready for real travel miles. The Westlake ST205/75R15 radial tire delivers a maximum load of 2,150 lbs at 65 psi and carries an L speed rating for up to 75 mph. Double steel belts and double polyester plies add strength for long tread life, while nylon tread-firming overlays help prevent separation on hot pavement. It meets DOT and FMVSS specifications, so it’s built to handle highway speeds with confidence.

No need for extra shop time—this tire and wheel combo arrives already mounted and aired to proper pressure. Buyers note that it’s ready to bolt on and roll immediately, saving the trouble of separate mounting or balancing steps. The result is a smoother, reliable ride that feels stable from the start.
This 15" x 5" matte black Eagle aluminum wheel combines lightweight durability with extra security where it matters most. Pressed-in steel inserts at each lug nut well stop wear in the aluminum holes and help keep torque consistent over time. With a 2,150-lb capacity and 5 on 4-1/2" bolt pattern, it stays tight and true after repeated use.

The rustproof aluminum construction is finished in matte black with an automotive-grade clear coat on the face to resist scuffs and scratches. That means it keeps its clean look even after long exposure to weather, water, or road grime. It’s a tough finish built for seasons of use without corrosion creeping in.
This assembly comes with a 5-year tire warranty, a 1-year wheel warranty, and a 1-year No Excuses Guarantee that replaces a damaged tire at no charge within the first year—including flat labor reimbursement. Plus, you get complimentary roadside assistance for two years, offering 24/7 flat tire service anywhere in the United States, Canada, or Puerto Rico.
1. Count the lug holes
Look at the wheel hub or the back of the wheel and count how many lug holes there are(also called bolt holes).
Common configurations include: 4-lug, 5-lug, 6-lug and 8 lug
2a. For even lug counts (4-lug, 6-lug, 8-lug)
Measure from the center of one lug hole directly across to the center of the hole opposite it.
Common configurations: 4 on 4", 6 on 5.5", 8 on 6.5"
2b. For odd lug counts (5-lug)
Measure from the center of one lug hole to the outer edge of the hole directly across (not center-to-center since there's no directly opposite hole).
Common configurations: 5 on 4.5" (most popular), 5 on 5", 5 on 4.75", 5 on 5.5"
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Hello everybody, this is Jeff at etrailer.com. Today, we're gonna take a look at this Westlake ST205/75R15 radial trailer tire in a load range D and it's mounted on this 15 inch matte black Eagle Series aluminum wheel with the 5 on 4-1/2 inch bolt pattern. Now, this tire and wheel assembly is ideal for RVs, campers, and trailers. The wheel they use it is an aluminum wheel. It is very durable, lightweight, and rustproof. And we mentioned it is the Eagle Series, which you can see is a multi-spoke design, has a nice matte black finish on the front and even on the back of the wheel.
And also on the front, they use an automotive-grade clear coat to protect the wheel from scuffs and scratches. Now, the measurement on this wheel, the diameter is gonna be 15 inches. The width on just the wheel by itself is six inches wide. Now, this wheel does have a bolt pattern of 5 on 4-1/2 inches. And if you wanna measure that bolt pattern on a wheel that's an odd number of lugs, like in this case five, it's a little more difficult than a wheel with an even number of lugs because on the odd lugs, the lug holes are not directly across from each other.
But the way you can measure it on a five-lug wheel is pick any hole, let's say pick this one, and then you'll measure across to either one of these holes, but when you measure it, it's from the center of the starting hole to the furthest edge of the hole that you measure to. So on this one, if we measured it, it'd be 4-1/2 inches. So that means this is a 5 on 4-1/2 inch bolt pattern. Does use a wheel lug size of 1/2 inch by 20. Weight capacity on just the wheel is 2,150 pounds.
And if you notice, this wheel does not come with a center cap. If you do want a center cap, we do sell those separately on our website. And you do wanna make sure to get a center cap that has the same diameter as this pilot hole right here. Because when you install it, the center cap will install through that hole. The diameter on this pilot hole is 3.19 inches.
Now, the tire that's mounted on this wheel is a Westlake radial tire. So it is constructed with double steel belts, double polyester plies for nice long life. They do use a nylon tread firming belt overlay around the tire to help prevent tread separation. And it is a radial ply tire so it is great for highway use. This is also an ST tire, which stands for Special Trailer tire, has the sturdy sidewall so they can handle heavy loads and it is created specifically for trailers. It's not intended for use on any other vehicles. Now the tire size, which will be stamped on the sidewall, right here ST for Special Trailer 205/75R15. The R means it's a radial. Section width eight inches. Overall diameter from the bottom to the top when it's inflated, it's 27.1 inches. We mentioned this tire is a load range D, which means it's an eight ply rated tire. Has a maximum load capacity of 2,150 pounds at 65 PSI this tire wheel. This tire and wheel assembly does meet the DOT Department of Transportation specifications. And this does have a speed rating and they stamp that on the sidewall, but it is stamped with a letter designation. And where you find that is right after the tire size, you'll see two numbers for the load index and then a letter L. Speed rating L will mean this has a 75 mile per hour speed rating. Now, they do offer complimentary roadside assistance for two years. Flat tire service available 24/7 anywhere in the US, Canada, or Puerto Rico. But that's gonna do it for the review on this Westlake ST205/75R15 radial trailer tire in a load range D on this 15 inch matte black Eagle Series aluminum wheel with the 5 on 4-1/2 inch bolt pattern.
Customer Satisfaction Score:
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Ratings & Reviews

Heather A.
5/5/2025
Hey Matt, thanks for being flexible with the timing. Your wheels look great! What are they on?

Kevin
9/9/2026
Product has been working excellent. Great purchase!


Heather A.
6/3/2026
Do you think we are faster than the online jungle!? Joking of course, what trailer is the new tire/wheel combo going on?

Brooke M.
3/10/2025
Those look awesome, Everett! Thanks for the photo. Where are you headed to next with the trailer?



Everett
11/6/2025
Best RV tires Ive owned. Put little over 13000 miles on them this year. Went from the west coast to the east coast. Not one flat tire. No abnormal tire wear. They still have good tread. Ready for another road trip. And always air them to 5psi less than stated on side of tire.

Everett
3/10/2026
Since installing them on my 30 travel trailer, we have traveled from Texas to the west coast and to the east. Put 14000 miles on these tires and they still are good for another long trip. Remember, correct air pressure and straight axles. Would purchase these again for sure. Highly recommend these whells and tires!!!!

Heather A.
5/8/2026
We got your photo! thank you for taking the time to send that. They look great! Any big summer plans?



Heather A.
4/11/2026
Wow the wheels look awesome Robert! What trailer are they on?
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Claire H.
5/15/2026
Your new wheels look great! Thank you for being a repeat customer :)