Choosing the right ST235/80R16 trailer tire is critical for overall safety, load capacity, and miles per journey. This guide highlights five strong options, with an emphasis on load range, ply, and compatibility with common 8-lug setups. These tires cover all-season highway use and various tread designs to suit different trailer needs—from light-duty campers to heavy-duty equipment haulers.
Summary of chosen products:
| Product | Brand | Load Range | Ply | Wheel Compatibility | Key Benefit |
|---|---|---|---|---|---|
| Free Country Trailer Tire Wheel Assembly ST235/80R16 | Free Country Store | Load Range E | 10-Ply | 8 Lug on 6.5″ PCD | Durable with high mileage life |
| Transeagle ST Radial II Premium | Transeagle Store | Load Range E | 10-Ply | Standard trailer lug pattern | All-season highway performance |
| Free Country Set of 2 Premium Tire | Free Country Store | Load Range E | 10-Ply | 6.5″ rim width | Nylon cap ply for safety |
| Transeagle ST Radial All Steel Heavy Duty | Transeagle Store | Load Range G | 14-Ply | BSW Black Side Wall | High strength, all-steel construction |
| Set of 4 Transeagle ST Radial All Steel | Transeagle Store | Load Range G | 14-Ply | BSW Black Side Wall | Bulk replacement option |
Free Country Trailer Tire Wheel Assembly ST235/80R16

The Free Country tire assembly offers a 10-ply rated design with a load index of 124 and a M speed rating. Designed for 8 lug wheels on a 6.5″ bolt pattern, it features a durable black mod rim and extended tread life with a 7mm tread depth, surpassing many budget alternatives. This setup is aimed at trailers requiring strong load support and reliable highway performance.
Transeagle ST Radial II Premium Trailer Tire

This premium radial tire from Transeagle is built for highway performance, with all-season capabilities and a design focused on highway miles. The tire is listed as 10-ply with load range E, providing a strong balance of durability and load-carrying capacity for trailers that travel longer distances on varied road conditions.
Free Country Set of 2 Premium Trailer Tires

This set of two tires emphasizes safety with nylon cap ply that runs across the entire tread area, improving tread stability and resistance to impacts. With a load range E and 6.5″ rim compatibility, these tires are suited for trailers requiring reliable performance in all-season conditions, delivering solid mileage for everyday towing tasks.
Transeagle ST Radial All Steel Heavy Duty

This all-steel construction tire from Transeagle is built for heavy-duty use with a 14-ply rating and load range G. It is positioned for trailers that demand maximum strength and puncture resistance, especially in challenging lighting and road conditions. All-season performance supports long trips on highways and rough terrain alike.
Set of 4 Transeagle ST Radial All Steel

This set provides four all-steel, 14-ply tires designed for heavy-duty trailer use. With load range G and a highway-focused performance profile, this option supports bulk replacements for fleets or large trailers that require consistent, robust construction across all wheels. The BSW black sidewall enhances compatibility with common trailer rims.
Buying Guide: Key Purchase Considerations
- Load Range and Ply: Prioritize higher ply (10- or 14-ply) and load range for heavier trailers or frequent highway travel. Check the load index and speed rating to ensure compatibility with your trailer’s gross vehicle weight and intended speeds.
- Wheel Compatibility: Confirm bolt pattern and rim width (e.g., 8 Lug on 6.5″ PCD or 6.5″ rim width) to avoid fitment issues. Axle configurations vary; verify lug count and mounting requirements.
- All-Season Performance: For year-round use, seek tires labeled all-season with highway performance to balance grip, wear, and fuel economy on paved roads and light gravel.
- Construction Type: All-steel tires provide enhanced puncture resistance and structural integrity for heavy-duty trailers, while radial tires generally offer smoother rides and better mileage on long highway trips.
- Nylon and Tread Design: Nylon cap ply and reinforced tread areas can improve durability and safety for trailers carrying load over extended distances.
- Set vs. Individual: If replacing multiple tires, consider sets to ensure uniform tread wear and performance across the axle(s). Budgeting for sets can reduce mismatched wear.
- Speed Rating: Ensure the speed rating matches or exceeds your typical highway speeds. Lower ratings can limit use or require more frequent inspections.
- Maintenance: Regular inspections for tread wear, sidewall damage, and proper inflation (as recommended by the manufacturer) extend tire life and safety.
- Warranty and Support: Review manufacturer warranties and seller support for replacement in cases of early wear or defects, especially when purchasing as a set.