My Account
Shopping Cart

Loadstar Tires 1ST74 ST175/80D13 Bias Ply Trailer Tire Load Range B

Manufacturer

Loadstar Tires

<h3>About Loadstar Tires</h3><p>When it comes to keeping trailers safely rolling across North American roads, few names carry more recognition than <strong>Loadstar</strong>. A flagship brand of Kenda Americana Tire &amp; Wheel — the distribution arm of global tire manufacturer Kenda — Loadstar has spent more than 50 years earning its reputation as a go-to solution for towable trailer, utility, RV, marine, and agricultural applications. Whether you&rsquo;re hauling a boat to the lake, moving cargo on a utility trailer, or heading out for an extended RV trip, Loadstar products are engineered with the demands of the road firmly in mind.</p><h3>Engineering &amp; Heritage</h3><p>Loadstar tires are engineered, designed, and tested at the Kenda Technology Center in Akron, Ohio — a facility dedicated to pushing the performance and durability limits of trailer tires. Kenda Americana operates multiple large distribution centers across the United States, ensuring consistent availability and quality control from the point of manufacture through to delivery. This end-to-end oversight — spanning design, manufacturing, quality control, and distribution — is what sets Loadstar apart in the special trailer (ST) tire segment.</p><p>The brand&rsquo;s lineup includes both bias ply and radial construction tires built specifically for trailer use. Unlike passenger or light truck tires, Loadstar&rsquo;s ST-rated tires are constructed to handle the unique stresses of being towed — including side-load forces, heavy cargo weight, and extended highway speeds. Models like the K353, K364, K397, and K550 cover a wide range of trailer sizes and load requirements, from compact boat trailers to heavy-duty commercial haulers.</p><h3>Tires Built for the Trailer</h3><p>At the core of the Loadstar lineup are its <a href="/7439-loadstar-tires-tire-7636">trailer tires</a>, offered in a broad spectrum of sizes, load ranges, and construction types. Loadstar ST tires feature advanced rubber compounds designed to maximize tread life and reduce rolling resistance, while their bias ply construction creates a flexible yet load-tolerant sidewall that minimizes trailer sway during towing. All tires are manufactured to meet or exceed Department of Transportation (DOT) highway use requirements, giving trailer owners confidence on every journey.</p><h3>Wheels Matched to the Task</h3><p>Loadstar&rsquo;s approach to trailer safety doesn&rsquo;t stop at the tire. The brand also offers a comprehensive range of <a href="/7439-loadstar-tires-wheel-7644">trailer wheels</a> — including steel, galvanized, and aluminum options — designed to complement their tire lineup. From classic spoke-style steel wheels to premium aluminum designs like the Galvstar&trade; galvanized wheel, there&rsquo;s a Loadstar wheel to match virtually any trailer setup. Properly matching the right wheel to the tire and axle load rating is critical for safe towing, and Loadstar&rsquo;s coordinated tire-and-wheel system makes that process straightforward.</p><h3>A Trusted Partner Across Industries</h3><p>Loadstar products are found as original equipment on trailers from major manufacturers across the United States and Canada. Their reach extends across boat trailers, snowmobile trailers, RV towables, agricultural equipment trailers, and utility haulers — a testament to the brand&rsquo;s versatility and the trust that both OEM builders and end-users place in their performance. For anyone seeking reliable, purpose-built trailer tires and wheels backed by decades of industry experience, Loadstar remains a proven benchmark.</p>

Part Number

1ST74
06/21/2036 1:35 PM
Sale Price

$104.98

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Loadstar 1ST74 is a bias ply trailer tire designed for reliable performance on utility trailers, boat trailers, and small cargo trailers. This ST175/80D13 tire features Load Range B construction, providing a balance of load capacity and ride quality for light to medium-duty trailer applications.

Key Specifications:

  • Tire Size: ST175/80D13 (175mm section width, 80 aspect ratio, 13-inch rim)
  • Load Range B (4-ply rated) construction for durability
  • Bias ply design offers stable handling and puncture resistance
  • Special Trailer (ST) designation for trailer-specific service
  • Black sidewall styling
  • Maximum load capacity: 1,360 lbs at 50 PSI

Loadstar trailer tires are built to handle the unique demands of trailer service, including extended highway use, heavy loads, and periods of storage. The bias ply construction provides a stiffer sidewall that resists sway and helps maintain stability when towing. This tire is designed exclusively for trailer use and should not be used on passenger vehicles or drive axles.

Products specifications

Ply Rating

4

Width

175

Aspect Ratio

80

Load Range

B

Service description

LR B

Tread Depth

8.0

Overall Diameter

24.1

Load Capacity (LB)

1360

Measuring Rim Width

5.0

Max PSI

50

Sidewall Style

BLACK

Rim Size

13.0

Diameter: Outside

24"

Height: Side Wall

6.6

Maximum Load

1100 lbs

Great prices! Couldn't find anyone else even close.

Good but would like to have a link to the manufacture.

Cheapest price for Royal Purple oil. Thanks.

Ordered a sling to store my roof rack. There was an issue with the supplier which was quickly resolved by the Autoplicity staff. Great customer service -- most responsive I've ever seen.<br><br>Best prices around.

so far so good Got what I ordered, Thank you.

good

Everything went smooth so far.

CHEAPEST PRICES

They have the best prices and fast shipping too.

Found the best price and was pleasantly surprised by the speed of shipping. No tracking info up front, but customer service was able to provide and was very friendly. Buy with confidence and don't look back!

Thanks

Best prices I found online.. processed same day and recieved same week..packaged great and works great.

Just placed order; seems ok so far

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy