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Westlake ST225/75R15 Trailer Tire with Glossy Black Margay Aluminum Wheel - 6 on 5-1/2
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Westlake

Westlake ST225/75R15 Trailer Tire with Glossy Black Margay Aluminum Wheel - 6 on 5-1/2

Part Number: WST86FR
In Stock
$276.54
Trailer Tires and Wheels
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Radial tire has 10-ply rating and 2,830-lb max load at 80 psi. 15" x 6" Aluminum wheel has 6 on 5-1/2 bolt pattern. Rustproof aluminum wheel has a 5-spoke design in glossy black. Complimentary roadside assistance included. Great Prices for the best trailer tires and wheels from Westlake. Westlake ST225/75R15 Trailer Tire with Glossy Black Margay Aluminum Wheel - 6 on 5-1/2 part number WST86FR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Westlake Trailer Tires and Wheels - WST86FR

Highlights

  • Ready to Roll: Tire-and-wheel assembly arrives mounted and inflated for quick install.
  • Hauls the Heavy Stuff: 10-ply, Load Range E radial handles 2,830 lbs at 80 psi for confident towing.
  • Steady on the Highway: L-rated for 75 mph with double steel belts to cut heat and improve stability.
  • Rustproof Style That Lasts: Glossy black aluminum wheel resists corrosion and keeps its clean look.
  • Long-Term Protection: 5-year tire warranty, 1-year wheel warranty, plus 1-year No Excuses Guarantee.
  • Help When You Need It: 2-year roadside assistance covers flat changes across the U.S., Canada, and Puerto Rico.

Features to know about

Built for Heavy Loads and Highway Confidence: Load Range E with 2,830-lb Capacity at 80 psi

This tire-and-wheel assembly is made to handle serious weight with stability and control. The Westlake radial tire carries a 10-ply rating and a maximum load of 2,830 lbs at 80 psi. Its L speed rating supports up to 75 mph, giving you reliable performance on long highway runs. Both the tire and wheel meet DOT and FMVSS specifications, so you can count on them to hold up mile after mile.

Long Life and Cooler Running: Double Steel Belts with Nylon Overlays

Road heat and heavy towing can wear a tire down fast, but this one’s built to resist that. The Westlake radial construction uses double steel belts and double polyester plies for strength, then adds nylon tread-firming overlays to help prevent tread separation. The result is lower rolling resistance and less heat buildup for a longer tread life and steadier highway tracking.

Close-up view of Westlake ST225/75R15 trailer tire tread showing solid continuous ribs and minimal sipes for trailer stability and long wear.

Corrosion-Free Looks That Last: Glossy Black Aluminum Margay Wheel

Moisture, salt, and time don’t take this one down. The 15" x 6" aluminum wheel is rustproof and lightweight, with a glossy black Margay 5-spoke design that stays sharp thanks to its automotive-grade clear coat finish. It meets SAE J1204 standards for durability and keeps its shine while resisting scuffs and scratches season after season.

Ready When You Need It: Mounted Tire-and-Wheel Assembly with Roadside Assistance

Skip the shop visit—this assembly arrives pre-mounted so it’s ready to install right out of the box. It also includes complimentary roadside assistance for 2 years anywhere in the United States, Canada, or Puerto Rico. If you get a flat, a technician will come change it for you—24 hours a day, 7 days a week, all year long.

Peace of Mind After the Trip: 1-Year No Excuses Guarantee

This tire comes with a 1-Year No Excuses Guarantee that covers replacement at no charge if the tire is damaged in any way not already covered by warranty during the first year. You’ll also be compensated a flat labor rate for mounting the replacement tire, so you’re covered from start to finish.

Specs

Tire Specifications

  • Tire size: ST225/75R15
  • Section width: 8.8"
  • Outer diameter: 28.3"

Wheel Specifications

  • Wheel dimensions: 15" diameter x 6" wide
  • Bolt pattern: 6 on 5-1/2"
  • Wheel bolt size: 1/2"-20
  • Pilot diameter: 4.25"

Weight and Capacity

  • Maximum combined tire and wheel: 2,830 lbs
  • Wheel: 2,830 lbs
  • Tire load range: E
  • Ply rating: 10
  • Maximum load: 2,830 lbs at 80 psi
  • Maximum speed: 75 mph (speed rating L)

Warranty

  • Wheel warranty: 1-Year
  • Tire warranty: 5-Year
  • No Excuses Guarantee on tire: 1-Year
Determining Bolt Pattern

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.

Center to Center
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).

Center to Outside Edge
Common configurations: 5 on 4.5" (most popular), 5 on 5", 5 on 4.75", 5 on 5.5"

A-HZWL-225RE-JFMG-150-600-6BMF Lionshead West Lake ST225/75R15 Radial ST Tire with 15" Margay Black Machined Aluminum Rim - 6 on 5.5 - Load Range E





Video of Westlake ST225/75R15 Trailer Tire with Glossy Black Margay Aluminum Wheel - 6 on 5-1/2
Video Thumbnail Video Player Dialog

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of the Westlake ST225/75R15 Radial Tire w/ 15" Margay Aluminum Wheel

Hello, everybody, this is Jeff at etrailer.com. Today, we'll take a look at the Westlake ST225/75R15 radial trailer tire in a Load Range E, mounted on this 15 inch glossy black Margay Series aluminum wheel with the 6 on 5 1/2 inch bolt pattern. Now, this tire wheel assembly is ideal for RVs, campers, and trailers. The wheel, it's an aluminum wheel. It's very durable, lightweight, rustproof. And we mentioned it's the Margay Series, which you can see is a six-spoke design and it's in a glossy black finish.

And if you look on the edge of the spokes and even on the outer lip, it does a machine finish to get a little bit of a shine to the wheel. They do use an automotive-grade clear coat finish on the front, helps protect the wheel from scuffs and scratches. A few dimensions on the wheel itself. The diameter is 15 inches, the width on just the wheel, six inches wide. Now this wheel does have a bolt pattern of 6 on 5 1/2 inches.

And if you wanna measure that on a wheel, that's an even number of lugs, like in this case six. It's pretty simple because the lug holes, you can see, are directly across from each other, so it makes it easier to measure. So all you have to do is just pick any one of the holes, let's say this one, and measure from the center of this hole directly across to the center of the hole right across from it. So on this wheel, it'll measure 5 1/2 inches. So that means it's a 6-lug 5 1/2 inch bolt pattern.

This does use a wheel lug size of 1/2 inch by 20. Weight capacity on just the wheel is 2,830 pounds. If you notice, it does not come with a center cap. If you do want a center cap, we do sell those separately on our website. What you wanna make sure is when you do purchase the center cap that you need to get one with the diameter that will fit this pilot hole.

Because when you install the cap, it'll install through this hole. So the diameter on this pilot hole is 4.25 inches. The tire is a Westlake radial tire. It is constructed with double steel belts, double polyester plies for a 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. It is also stamped ST, which stands for Special Trailer Tire, means it has the sturdy sidewall so they can handle heavy loads. It is created specifically for trailers, not intended for use on other vehicles. The tire size, which will be stamped on the sidewall, right here, you can see ST, as we mentioned, for Special Trailer, 225, 75R15, R means it's a radial. Section width, 8.8 inches. Overall diameter from the bottom to the top when it's inflated, it's 28.3. And this tire is a Load Range E, which means it's a 10-ply rated tire. Has a maximum load capacity of 2,830 pounds at 80 PSI. Then now this tire wheel assembly does meet the DOT, Department of Transportation, specifications. And they do put a speed rating on the tire, and it is stamped on the tire. And they stamp it with a letter designation. And where that's located is right after the tire size we just went over. You'll see two numbers, and then the letter at the end. Speed rating L will mean that it has a 75 mile per hour speed rating. They do offer complimentary roadside assistance for two years. Flat tire services available 24/7 anywhere in the U.S., Canada, or Puerto Rico. But that's gonna do it for the review on this Westlake ST225/75R15 radial trailer tire in a Load Range E, mounted on this 15 inch glossy black Margay Series aluminum wheel with the 6 on 5 1/2 inch bolt pattern.

Customer Satisfaction Score:

Ratings & Reviews

5.0

80 reviews
5 Stars
(76)
4 Stars
(4)
3 Stars
(0)
2 Stars
(0)
1 Star
(0)
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by:
Nice wheel and tire combo that is a exact match to my trailer. Shipping was fast and price was reasonable. Follow up emails are good efforts for customer service.
by:
Service was excellent. I retired 2 years ago from managing a tire store in the north west for almost 37 years and Chrissy’s customer service was spot on. The best part of her customer service was the follow up. When she said she would follow up it happened. She also went above and beyond given the circumstances of my order. Great job and thank you
by:
I bought this as a spare tire and wheel for my boat trailer. The wheel matches perfectly with the OEM’s that came on the trailer. I am very happy with the price and service that etrailer provided throughout the ordering process. The tire and wheel were not in stock at the time and they kept me in the loop all the way until it was delivered. The back order time was minimal and I received the order within a couple weeks.
by:
Great site! Delivered within a few day across the US. Very pleased.
Angelo profile picture

Angelo

8/25/2025

Holding up perfectly. Definitely recommend.

Andrew N. profile picture
Etrailer Expert

Andrew N.

8/25/2025

@Angelo That's great, Angelo! Our customers seem to really like these since we've sold a lot of them and the reviews are normally great. Safe travels!
by:
Exactly as described!
by:
Very quick shipping!
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Just received my tires and wheels. Everything looks great! The quality looks very nice and should provide many years of strong/stylish trailer support. They really dress up any trailer. Thanks for the prompt service and shipping. Using a partner store for delivery kept them from sitting on my porch!
Ron profile picture

Ron

9/7/2026

After one year, these wheels and tires still look great! They support the trailer well and keep their pressure. I chose to keep them covered with RV wheel covers when parked. Still very pleased with my purchase.

Jerred H. profile picture
Etrailer Expert

Jerred H.

9/7/2026

@Ron That's great Ron! I'm happy to hear your new wheels and tires are looking and performing so well and you're satisfied with your purchase.
by:
Great service at a great price! Trailer wheels and tires look great and shippment showed up on time. Overall good experience shopping at etrailer
Jordan S. profile picture

Jordan S.

9/12/2025

Working great! Excellent performance and they look awesome!

by:
Arrived quickly and packed well. Very happy with these so far. One note to make is that you will need a thin walled socket to get these on with the shape of wheel around the lug nuts. An impact socket will not work. Otherwise very nice and great looking!
by:
Exactly what I wanted to match my trailer tires and wheels/ Exact delivery tracking and efficient shipping.
Ernest profile picture

Ernest

5/9/2026

It is my spare and yet unused.

by:
I bought a new trailer and needed a spare tire and wheel. Etrailer had a wheel that was a match with a comparable tire at a fantastic low price. Plus it showed up in just a couple of days.
by:
I haven't put my new wheels on the road yet but I was very impressed with the quick service I received and the appearance of the new wheels.
by:
Nice wheel tire combo. Fit perfectly. Nice touch to modernize your trailer.
by:
I was a little surprised that these arrived with no protection at all (boxing or something)...would have felt better sooner about these tires but I had to wash them to ensure no issues..did find a scratch on back of one wheel (looks like from mounting)...was hoping to get better manufacturing dates (2 from Mar 2025, 2 from July 2025)... as long as warranty starts from arrival date they should be ok....

Good looking wheels!
by:
Fast replacement while we were traveling, pricing was excellent too.
by:
Great purchase
by:
Took off the same size tires and the new ones were a little thinner but maybe they will need to settle down a bit to gain some width. But they are really sharp looking so I am very pleased. Arrived in 3 days. Looked for a white to find the perfect match and these don’t disappoint. Thank you
by:
Can I believe how quick they got to my house.
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See what our Experts say about this Westlake Trailer Tires and Wheels


Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Jeff D
Installed by:
Jeff D
Employee Dustin K
Video Edited:
Dustin K
Employee Wilson B
Updated by:
Wilson B
Employee Michael B
Updated by:
Michael B
Employee Sabrina W
Written by:
Sabrina W

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