ST205/75R15 Radial Trailer Tire with 15ft White Wheel - Load Range D

In this review the ST205/75R15 radial trailer tire with a 15' white wheel is assessed for utility and durability on common utility and boat trailers. The bottom line: this tire-and-rim combo is aimed at owners who need a rugged, DOT-compliant replacement that balances load capacity with long tread life. The reviewer found the combination of a radial casing, double steel belts, and full nylon plies delivers stable towing and good shock absorption for typical trailer loads, making it a practical choice for routine hauling and seasonal towing.

Key Features

• Tire Size 205/75R15: Fits standard 15' trailer rims and provides an overall diameter near 27.1' for predictable speedometer and clearance behavior on most trailers.
• Load Range D: Rated for higher loads with an 8-ply equivalent construction, giving up to roughly 2,150 lb capacity per tire at recommended inflation for heavy loads.
• Double steel belts and full nylon plies: Reinforced construction improves resistance to cuts and helps maintain tread integrity under towing stresses for longer service life.
• Tread depth 5.6 mm: A moderate tread depth that balances rolling resistance and traction while extending usable life for trailer use.
• Rim included, 15' white wheel: Delivered as a complete tire-and-rim set with a 5 on 4.5' bolt pattern, simplifying replacement and ensuring correct fitment for compatible trailers.
• DOT compliant: Meets Department of Transportation specifications so it is suitable for highway towing when mounted and inflated per spec.

Who It's For

This tire is best for owners of utility, boat, and small travel trailers who need a robust, ready-to-mount replacement with a 15' rim and 5 on 4.5' bolt pattern. It suits users who tow moderate to heavy loads and want the stability benefits of a radial design paired with bias-like strength.

It is not intended for use on passenger cars or non-trailer vehicles; drivers seeking ultra-high-speed ratings or specialized off-road trailer tires should look elsewhere. Also, those needing a lower-profile or wider section should consider different sizes.

Pros & Cons

Pros

• Durable construction with double steel belts and full nylon plies improves towing stability and long life.
• Delivered as a complete tire-and-rim set with a matching 15' white wheel, simplifying installation.
• High load capacity and DOT compliance make it suitable for highway towing and heavier trailer loads.

Cons

• Speed rating N limits use to trailer speeds only and is not suitable for vehicle applications.
• Tread depth and bias/radial hybrid nature are focused on trailer durability rather than aggressive traction in mud or deep snow.

Specifications

Tire Size	ST205/75R15
Load Range / Ply	Load Range D / 8 Ply
Load Index / Max Capacity	107/102 - up to about 2,150 lb each
Maximum PSI	65 psi
Overall Diameter	27.1 in
Rim Size / Bolt Pattern	15 x 5.5 in rim - 5 on 4.5' bolt pattern

Our Verdict

The ST205/75R15 radial trailer tire with a 15' white wheel is a sensible, value-oriented replacement for trailer owners who need DOT-compliant capacity and durable construction. Its reinforced build and included rim make installation straightforward, and it delivers stable towing performance for routine hauling. Choose this set for reliability and load capability, but pick a different tire if you need higher speed ratings or specialized traction.

Frequently Asked Questions

Is this tire suitable for highway towing?
Yes, it meets DOT specifications and is designed for highway towing when mounted and inflated to the specified PSI.

Does the wheel come mounted?
Yes, the product is supplied as a tire-and-rim assembly with a 15' white wheel and a 5 on 4.5' bolt pattern.

What is the maximum load per tire?
The load index and construction support roughly up to 2,150 lb per tire when inflated to the recommended maximum pressure.