Trailer Tire Wheel Assembly ST205/75R15 8-Ply D 107N - Durable Set

Our review looks at the Free Country trailer tire wheel assembly ST205/75R15, sold as a set of two, and the bottom line is simple: this assembly is built for owners who haul regularly and want a safer, longer-lasting trailer wheel than bargain replacements. The single biggest reason to buy is its reinforced construction - a full nylon cap ply overlay across the entire tread plus a 7mm tread depth - which together provide extra durability and resistance to heat and wear during long hauls. For routine towing and longer trips it offers clear safety and longevity advantages.

Key Features

• Full nylon cap ply overlay: Adds a continuous safety layer across the entire tread area to improve heat resistance and structural integrity compared with only shoulder strips.
• 7mm tread depth: Deeper tread than many competitors for improved mileage life and slower tread wear on loaded trailers.
• Scuff Guard ring: Protects the tire sidewall and rim from scuffs and curb damage when loading, unloading or maneuvering in tight spaces.
• 8-ply, Load Range D: Provides the higher load capacity expected for heavier trailer loads with a Load Index 107 and speed rating N up to 88mph.
• Complete wheel assembly: Arrives as a 5-lug wheel on a 4.5' PCD Silver Mod rim with zero offset for straightforward bolt-on replacement when dimensions match.

Who It's For

This set is best for small- to medium-sized trailer owners who regularly tow cargo, campers or equipment and need a durable, safety-focused replacement that holds up over long distances. The reinforced nylon cap ply and deeper tread make it suited to weekenders and professional users who want fewer tire changes and more predictable wear.

Those who should look elsewhere include buyers who need a specialty rim offset or an uncommon bolt pattern, or users who need a higher speed rating than N. Also measure from the out edge of a lug hole to the center of the opposite hole to confirm the 4.5' PCD fits your hub before ordering.

Pros & Cons

Pros

• Enhanced safety from a full nylon cap ply overlay across the entire tread area.
• Longer tread life thanks to a 7mm tread depth versus thinner competitor treads.
• Complete wheel and tire package simplifies replacement with a silver mod rim ready to mount.
• Customers report good value, a solid fit, attractive look and reliable tread wear on long trips.

Cons

• Air retention feedback is mixed among users, so plan for a check after installation.
• Speed rating N limits sustained highway speeds above 88mph, which matters for some high-speed use cases.

Specifications

Tire Size	ST205/75R15
Ply Rating	8 (Load Range D)
Load Index	107
Speed Rating	N (up to 88mph)
Tread Depth	7mm
Wheel Bolt Pattern	5 lug on 4.5' PCD
Rim Style	Silver Mod, offset 0

Our Verdict

The Free Country ST205/75R15 wheel assembly is a practical, safety-oriented choice for trailer owners who want longer tread life and stronger construction without swapping rims separately. It represents good value for regular haulers and those who prioritize durability; confirm the 4.5' PCD and lug measurements before purchase to ensure a solid fit.

Frequently Asked Questions

Do these come as a mounted pair?
Yes, this listing is for a set of two tire and wheel assemblies mounted on Silver Mod rims.

What bolt pattern and offset are used?
The wheel uses a 5 lug on 4.5' PCD bolt pattern with zero offset; measure from the out edge of a hole to the center of the opposite hole to verify fit.

How durable are these for long trips?
The 7mm tread and full nylon cap ply overlay are designed for longer mileage life and improved heat resistance, and customers report good tread wear on long trips.