When selecting boat trailer tires and rims, choose a set that matches your trailer’s hub pattern, load rating, and riding conditions. This guide highlights five solid, ready-to-install choices and explains who each option fits best. For boat trailers, radial tires offer smoother towing and longer wear, while bias-ply tires can be adequate for lighter uses. The listed products are designed for standard 5-on-4.5″ bolt patterns and compatible center bores, with DOT-approved assemblies for safety and quick setup. Below is a quick buying table to compare the top picks.
| Product | |||
|---|---|---|---|
| eCustomrim ST175/80D13 13″ 2-Pack | Bias Ply | Load C (1360 lbs per tire) | 13×4.5″ 5×4.5″ center bore 3.19″ |
| eCustomrim ST205/75R14 14″ 2-Pack Radial | Radial | Load D (2040 lbs per tire) | 14×5.5″ 5×4.5″ center bore 3.19″ |
| eCustomrim ST205/75D15 15″ 2-Pack Bias Ply | Bias Ply | Load C (1820 lbs per tire) | 15×5″ 5×4.5″ center bore 3.19″ |
| Free Country ST205/75R14 8-Ply 2-Pack | All-Terrain/Trailer Mix | Noted for 8-ply construction | 14″ white rims, 5×4.5″ bolt pattern |
| Garvee 4.80-12 on 12″ Rims 2-Pack | Tire-On-Rim | Load 80 rating per tire | 12″ rims, 5×4.5″ bolt pattern |
eCustomrim 2-Pack ST175/80D13 13″ Trailer Tire Rim Assembly
The ST175/80D13 assembly uses bias ply tires rated for 1360 lbs max load and up to 50 PSI, with a 24.4″ overall diameter and Load Range C. The 13×4.5″ rim has a 5-on-4.5″ bolt pattern and a 3.19″ center bore, ensuring proper lug alignment on compatible trailers. DOT-approved as a complete tire, wheel, and valve stem package, this set emphasizes dependable, stable towing for smaller boats or compact trailers. Best for light-duty boat trailers and budget-conscious setups where quick, ready-to-install wheels are preferred. Caution: bias ply tires can wear unevenly on rough roads and may have a shorter life than some radial options in heavy use.
- Best for lightweight boats and compact trailers.
- Better for those seeking a cost-effective, ready-to-install assembly.
- Avoid if you require the longer life of a radial tire or higher load rating.
eCustomrim 2-Pack Radial ST205/75R14 on White Rim
This is a radial trailer tire with a 26.1″ overall diameter and a 2040 lbs load capacity per tire at 65 PSI (Load Range D). The 14×5.5″ white rim uses a 3.19″ center bore and 5-lug pattern (4.5″ center). The DOT-approved assembly includes tire, wheel, and valve stem, with a roadside assistance option for support. Best for mid-size boat trailers that demand stability and longer wear, plus a clean white wheel aesthetic. Choose this if you want a radial tire with higher load capacity and a light, durable wheel finish. Limitation: white finishes may require more frequent cleaning to maintain appearance.
- Best for mid-size trailers needing durable radial tires.
- Better for boats that prioritize stable towing and longer tread life.
- Avoid if you prefer a darker wheel color or require a different bolt pattern.
eCustomrim 2-Pack ST205/75D15 On Black Modular Wheel
This bias ply pair is rated for 1820 lbs per tire with a 27.2″ overall diameter and Load Range C. It uses a 15×5″ rim with a 3.19″ center bore and a 5-on-4.5″ bolt pattern. The complete DOT-approved assembly includes the tire, wheel, and valve stem, supported by a 2-year warranty with roadside assistance. Best for larger small boats or cargo trailers that benefit from a larger diameter and classic black modular look. Choose this if you want a traditional bias ply setup with a robust, economical wheel. Limitation: bias ply construction may not deliver the same modern fuel efficiency and wear characteristics as radial tires in long hauls.
- Best for traditional look and robust, budget-friendly builds.
- Better for older trailer hubs or classic styling needs.
- Avoid if you need the latest radial fatigue resistance for rough roads.
Free Country ST205/75R14 8-Ply On Silver Mod Wheel
These 8-ply tires offer enhanced sidewall protection and a “Scuff Guard” ring on the sidewall for improved rim protection, with a tread depth of 7 mm for longer wear compared to some budget options. The set comes on a silver mod wheel with a 4.5″ bolt pattern and 14″ rim size. This option is best for boat trailers that need extra durability for frequent, heavier loads or rough roads. Limitation: the 8-ply design may result in a stiffer ride on very smooth surfaces, depending on suspension setup.
- Best for frequent hauls and rough-road conditions.
- Better for trailers that carry heavier loads over long distances.
- Avoid if you prioritize the softest ride and lighter wheel options.
Garvee 4.80-12 on 12″ White Rim 2-Pack
This kit pairs 4.80-12 tires with 12″ white rims in a 5-lug, 4.5″ bolt pattern and a 2.95″ center bore. Each tire supports up to 990 lbs with a max pressure around 90 PSI, delivering reliable capacity for light-to-midweight boat, utility, or travel trailers. The white rims provide a classic, utilitarian look. Best for contractors or weekend boaters who want a straightforward tire-on-rim package that’s simple to install. Caution: ensure hub compatibility with the 12″ rim size, which may not fit every trailer model.
- Best for straightforward installations and lighter trailers.
- Better for cost-conscious buyers who want a complete on-rim solution.
- Avoid if you require larger rims or a different bolt pattern for a specific trailer.
Buying Guide
Key considerations when choosing boat tires and rims include wheel size, bolt pattern, and center bore compatibility. Make sure the rim diameter matches the existing hubs and that the tread type aligns with your towing conditions—radial tires for smoother rides and longer wear, bias ply for budget builds or older setups. Look for DOT-approved assemblies for safety and a warranty that covers mounting on the rim.
Other important factors include load rating and maximum psi, which determine carrying capacity per tire. For heavy loads or frequent trips, a higher Load Range (like D) is preferable. Check the overall diameter of the tire and how it affects clearance and speedometer accuracy if you rely on precise measurements. If appearance matters, consider wheel finish (silver, white, or black) and how it will fit with your trailer’s existing aesthetics.
Maintenance tips: regularly inspect tires for cuts, bulges, and tread depth; ensure proper tire pressure at cold temperatures; and check lug nuts for torque per your hub spec. Consider a roadside assistance plan if you frequently travel long distances with your boat trailer.
FAQ
- What is the difference between radial and bias ply tires for trailers? Radial tires generally offer longer wear, better heat dissipation, and smoother handling, while bias ply tires are often cheaper and adequate for light use.
- How do I know my trailer’s bolt pattern and center bore size? Count the lug holes on the hub to confirm the bolt pattern (e.g., 5-lug on 4.5″ centers) and measure the center bore to ensure a proper fit on the hub.
- Can I mix tire types on the same trailer? It’s best to match tire types across axles for balanced handling and wear, but always follow manufacturer guidance for your specific trailer.
- What is Load Range and why does it matter? Load Range indicates the tire’s maximum load capacity. Higher ranges support heavier trailers and demanding conditions, reducing risk of overloading.
- Do I need professional installation? If you’re not confident with mounting, balancing, or torquing lug nuts to spec, professional installation is recommended.
- Are these assemblies DOT-approved? Yes, the listed assemblies are described as DOT-approved, providing a standardized level of safety and compatibility.