A strong horse-trailer tire must match the trailer’s required size and load capacity, with a construction and configuration suited to its wheels. The Free Country Grand Ride set is a compelling starting point for owners seeking four ST225/75R15 tires with a 10-ply rating and a stated 2,830-pound load capacity per tire. This roundup also includes higher-ply options, 14- and 16-inch fitments, tires sold in pairs, and assemblies that include rims.
Those differences matter: a tire’s capacity does not make it compatible if the size or wheel setup is wrong. Use the product specifications as a shortlist, then verify the trailer placard, axle and tire requirements, wheel fitment, and actual loaded weight before buying.
The Free Country Grand Ride Set is the best overall pick here for a buyer whose horse trailer calls for ST225/75R15 tires. The listed set includes four 10-ply, load-range E tires, each with a stated 2,830-pound load capacity, plus a Scuff Guard feature intended to add sidewall and rim protection. It combines a relevant trailer-tire size with a useful four-tire configuration.
Confirm the required size and capacity against your trailer and wheel specifications before ordering.
Our Top Picks
Best OverallThe four-tire ST225/75R15 set combines a 10-ply load-range E rating, 2,830-pound stated capacity per tire, and a sidewall Scuff Guard.
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Highest 15-Inch CapacityThis ST225/75R15 tire is listed at 14 ply with a 3,417-pound load capacity, making it a high-capacity choice in a common 15-inch size.
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Highest Listed CapacityIts 16-ply all-steel construction and 4,189-pound stated load capacity suit buyers whose trailer specifically requires this 16-inch ST size.
View on Amazon- Heaviest Ply Rating Horseshoe ST-KING II 225/75R15
- Best 14-Inch Capacity Free Country HD 205/75R14
Compare the horse-trailer tire options
| # | Product | Size | Load Capacity | Rim Size | Buy |
|---|---|---|---|---|---|
| 1 | 1. Free Country Grand RideBest Overall | 225/75R15 10PR | 2830 lb | 15 in | View on Amazon |
| 2 | 2. Suntek HD Trail PlusHighest 15-Inch Capacity | 225/75R15 | 3417 lb | 15 in | View on Amazon |
| 3 | 3. Transeagle ST235/80R16Highest Listed Capacity | 235/80R16 | 4189 lb | 16 in | View on Amazon |
| 4 | 4. Horseshoe ST-KING II 225/75R15Heaviest Ply Rating | ST 225/75R15 12PR | 1400 kg | 15 in | View on Amazon |
| 5 | 5. Free Country HD 205/75R14Best 14-Inch Capacity | ST205/75R14 | 2270 lb | 14 in | View on Amazon |
| 6 | 6. Horseshoe ST-KING II 205/75R1414-inch rim-protection seekers | ST 205/75R14 10PR | 1030 kg | 14 in | View on Amazon |
| 7 | 7. Free Country HD 205/75R15Nylon-overlay 15-inch tire shoppers | Set of 2 | 2400 lb | 15 in | View on Amazon |
| 8 | 8. Transeagle ST Radial II15-inch Load Range E tire-only buyers | 205/75R15 | 2403 lb | 15 in | View on Amazon |
| 9 | 9. eCustomRim ST205/75D15 Assembly15-inch wheel-and-tire set shoppers | Set of 2 | — | 15 in | View on Amazon |
| 10 | 10. Garvee 4.80-12 Tire PairSmall-rim trailer assembly buyers | 4.80-12 | — | 12 in | View on Amazon |
Detailed Reviews: Best Tires For Horse Trailer

#1 · Best Overall
1. Free Country Grand Ride
- Size: 225/75R15 10PR
- Load Capacity: 2830 lb
- Rim Size: 15 in
Best for: Sidewall-conscious 15-inch trailer owners.
Why it ranks #1: The four-tire ST225/75R15 set combines a 10-ply load-range E rating, 2,830-pound stated capacity per tire, and a sidewall Scuff Guard.
The Scuff Guard adds protection to both the sidewall and rim, giving horse-trailer owners a specific defense against scuffing during trailer use. This four-tire radial set uses ST225/75R15 sizing and a 10-ply Load Range E specification, with a stated 2,830-pound load capacity per tire.
The 15-inch rim size and ST225/75R15 dimensions provide concrete measurements for checking compatibility with a trailer’s wheel assembly. A 10-ply Load Range E rating and 2,830-pound capacity per tire speak to buyers comparing load specifications, while the steel-belted radial construction is identified in the title. The Scuff Guard’s added sidewall and rim protection is the distinguishing practical feature; ask for tread depth before buying, as the supplied facts specifically advise doing so.
- Scuff Guard adds protection to the sidewall and rim
- 10-ply Load Range E specification
- Stated 2,830-pound load capacity per tire
- Steel-belted radial construction in ST225/75R15 size
- Tread depth is not specified; the supplied facts advise asking before buying.
Skip it if you need a stated tread-depth figure before choosing; the supplied listing advises asking for it, and does not provide the measurement.
A horse-trailer owner matching ST225/75R15 and 15-inch wheels may value the Scuff Guard and stated load capacity. Check the trailer’s tire requirements and ask about tread depth before selecting this four-tire set.
Full product details
| Brand | Free Country |
|---|---|
| Item Dimensions | 28 x 16 x 28 inches |
| Item Weight | 28.8 pounds |
| Load Capacity | 2830 pounds |
| Manufacturer | WINDA |
| Part Number | ST225/75R15GR10 |
| Model Number | D207 |
| Rim Size | 15 inches |
| Size | 225/75R15 10PR |
| Vehicle Tire ISO Metric Size Description | 225/75R15 |
Listed on Amazon as: Free Country Grand Ride Set 4 Trailer Tires ST225/75R15 10 Ply Load Range E Steel Belted Radial w/Featured Scuff Guard
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#2 · Highest 15-Inch Capacity
2. Suntek HD Trail Plus
- Size: 225/75R15
- Load Capacity: 3417 lb
- Rim Size: 15 in
Best for: High-capacity 15-inch radial sets.
Why it ranks #2: This ST225/75R15 tire is listed at 14 ply with a 3,417-pound load capacity, making it a high-capacity choice in a common 15-inch size.
A stated 3,417-pound load capacity per tire heads the specifications for this four-tire Suntek ST225/75R15 set. Its 14-ply Load Range G description and all-steel construction give horse-trailer owners specific load and construction details to compare with their trailer’s requirements.
The ST225/75R15 size and 15-inch rim dimension are useful fit references when checking an existing horse-trailer wheel assembly. The listed 14-ply Load Range G specification pairs with a 3,417-pound capacity per tire, helping buyers evaluate the stated load figures together rather than relying on size alone. All-steel construction is another named specification. The listing says tires only and does not include rims, so installation planning requires compatible wheels sourced separately.
- Four tires in the set
- ST225/75R15 size for 15-inch rims
- 14-ply Load Range G specification
- Stated 3,417-pound capacity per tire and all-steel construction
- Tires only; rims are not included.
Skip it if you require a 16-inch tire; this set is ST225/75R15, while the Transeagle ST235/80R16 uses a 16-inch rim size.
This set suits horse-trailer owners who need ST225/75R15 tires and whose requirements align with the listed Load Range G capacity. Confirm wheel and load specifications; compatible rims are not part of the set.
Full product details
| Brand | Suntek |
|---|---|
| Included Components | Tire Only |
| Item Dimensions | 27 x 27 x 8 inches |
| Item Weight | 188 pounds |
| Load Capacity | 3417 pounds |
| Manufacturer | Suntek |
| Part Number | TK0006 |
| Model Number | TK0006 |
| Rim Size | 15 inches |
| Size | 225/75R15 |
| Vehicle Tire ISO Metric Size Description | 225/75R15 |
Listed on Amazon as: Suntek HD Trail + ST225/75R15 All Season G (14 Ply) All Steel Four Tires
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#3 · Highest Listed Capacity
3. Transeagle ST235/80R16
- Size: 235/80R16
- Load Capacity: 4189 lb
- Rim Size: 16 in
Best for: 16-inch high-capacity trailer tire buyers.
Why it ranks #3: Its 16-ply all-steel construction and 4,189-pound stated load capacity suit buyers whose trailer specifically requires this 16-inch ST size.
A stated 4,189-pound load capacity per tire distinguishes this four-tire Transeagle set, which uses ST235/80R16 sizing and a 16-ply Load Range H specification. The all-steel, all-season tires offer concrete construction and size details for horse-trailer owners checking higher-load requirements.
The ST235/80R16 designation and 16-inch rim size provide fit references for checking a trailer’s existing wheel assembly. A 16-ply Load Range H specification is paired with a stated 4,189-pound capacity per tire, giving buyers two load-related details to compare with trailer requirements. All-steel construction and the all-season description add further product specifics. This is a four-tire, tire-only set, so compatible rims are not supplied and must be addressed separately for installation.
- Four tires in the set
- ST235/80R16 size for 16-inch rims
- 16-ply Load Range H specification
- Stated 4,189-pound capacity per tire and all-steel construction
- Tire-only set; compatible rims are not included.
Skip it if you need a 15-inch trailer tire; this set is ST235/80R16, while the Suntek HD Trail + is sized ST225/75R15.
Horse-trailer owners whose requirements specify ST235/80R16 and align with the listed Load Range H capacity may consider this four-tire set. Check wheel and load requirements carefully; rims are not included.
Full product details
| Brand | Transeagle |
|---|---|
| Included Components | Tire Only |
| Item Dimensions | 29 x 29 x 8 inches |
| Item Weight | 220 pounds |
| Load Capacity | 4189 pounds |
| Manufacturer | Transeagle |
| Part Number | TA15A |
| Model Number | TA15A |
| Rim Size | 16 inches |
| Size | 235/80R16 |
| Vehicle Tire ISO Metric Size Description | 235/80R16 |
Listed on Amazon as: 4 x Transeagle ST ST235/80R16 All Season H (16 Ply) All Steel Tires
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#4 · Heaviest Ply Rating
4. Horseshoe ST-KING II 225/75R15
- Size: ST 225/75R15 12PR
- Load Capacity: 1400 kg
- Rim Size: 15 in
Best for: Heavy-load 15-inch radial shoppers.
Why it ranks #4: The ST225/75R15 configuration is listed at 12 ply and includes a reinforced rim-sidewall feature; verify its fit and capacity for your trailer.
A 12-ply specification and reinforced Rim-Guard-Wall define this four-tire ST225/75R15 radial set, pairing a heavy-duty rating with a feature intended to help protect the wheel rim during trailer use. The listing gives a 1,400 kg load capacity and 15-inch rim size.
Steel belts and radial construction form the stated foundation of the ST-KING II, while the reinforced rim-sidewall feature is intended to help protect the wheel rim. Together, those details matter to owners evaluating both tire construction and rim-side protection for a trailer. The 12PR ST225/75R15 size and 15-inch rim dimension give fitment references, but the listing says tires only and no rim is included. Select the configuration specified for the trailer and wheel assembly.
- 12PR specification in ST225/75R15 size
- Reinforced Rim-Guard-Wall feature
- Steel-belted radial construction
- Four tires with a stated 1,400 kg load capacity
- Tires only; the wheel rim is not included.
Skip it if you need wheels included with the tire purchase; these are tires only, while the Garvee 4.80-12 pack includes pre-mounted rims.
This set suits horse-trailer owners whose requirements call for ST225/75R15 tires, 15-inch rims, and the listed 12PR specification. It does not include rims, so match the selected configuration to your existing wheel assembly.
Full product details
| Brand | HORSESHOE |
|---|---|
| Included Components | Tires Only, Rim Not Included |
| Load Capacity | 1400 kg |
| Manufacturer | HORSESHOE TIRE GROUP |
| Part Number | ST-KING II |
| Manufacturer Warranty Description | 2 Year Manufacturer Warranty |
| Model Number | LIPIZZAN ST KING II |
| Rim Size | 15 inches |
| Size | ST 225/75R15 12PR |
| Vehicle Tire ISO Metric Size Description | ST225/75R15 |

#5 · Best 14-Inch Capacity
5. Free Country HD 205/75R14
- Size: ST205/75R14
- Load Capacity: 2270 lb
- Rim Size: 14 in
Best for: 14-inch Load Range E tire buyers.
Why it ranks #5: This ST205/75R14 tire has a 10-ply load-range E listing and 2,270-pound stated load capacity for compatible 14-inch trailer wheels.
A stated 2,270-pound load capacity per tire gives this four-pack of Free Country ST205/75R14 trailer tires a clear specification for owners comparing load needs. The title also identifies a 10-ply Load Range E rating and Scuff Guard, with sizing for 14-inch rims.
The ST205/75R14 designation and 14-inch rim size provide the main fit references for checking a horse trailer’s wheel requirements. A 10-ply Load Range E rating accompanies the stated 2,270-pound capacity per tire, helping buyers assess the listed load specification against their needs. Scuff Guard is named in the title, but the supplied facts do not explain its protection details for this specific listing. The pack is identified as four tires, making it a set-level option rather than a single tire.
- Four tires in the set
- ST205/75R14 size for 14-inch rims
- 10-ply Load Range E specification
- Stated 2,270-pound load capacity per tire
- The supplied product facts do not specify the Scuff Guard’s protection details.
Skip it if you want a documented explanation of the Scuff Guard; this listing names it but gives no details, unlike the Free Country ST225/75R15 listing.
Horse-trailer owners matching ST205/75R14 and 14-inch wheels can consider this four-tire set using its stated load specification. Verify the trailer’s required size and capacity; the supplied facts give limited detail about the guard.
Full product details
| Brand | Free Country |
|---|---|
| Item Dimensions | 25 x 7.5 x 25 inches |
| Load Capacity | 2270 pounds |
| Manufacturer | Free Country |
| Part Number | ST205/75R14 |
| Rim Size | 14 inches |
| Size | ST205/75R14 |
| Vehicle Tire ISO Metric Size Description | 205/75R14 |
Listed on Amazon as: Free Country HD Trailer Tire ST205/75R14 10Ply LR E 109N w/Scuff Guard, PK4
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#6
6. Horseshoe ST-KING II 205/75R14
- Size: ST 205/75R14 10PR
- Load Capacity: 1030 kg
- Rim Size: 14 in
Best for: 14-inch rim-protection seekers.
Why it ranks #6: Its ST205/75R14 size, 10-ply rating, radial construction, and rim-sidewall protection feature make it relevant when those specifications match.
The reinforced Rim-Guard-Wall is the defining feature of this two-tire ST205/75R14 set, intended to help protect the wheel rim during trailer use. Its 10-ply specification, steel-belted radial construction, and 14-inch rim size give horse-trailer owners concrete points for checking requirements.
The ST205/75R14 size and 14-inch rim dimension help narrow compatibility checks against a trailer’s wheel assembly. Its 10PR rating is paired with a stated 1,030 kg load capacity, while steel belts and radial construction describe the tire’s construction. The reinforced rim-sidewall feature adds a specific protection consideration for trailer use. These are tires only, so owners must already have compatible wheels or source them separately; the listing advises selecting the configuration specified for the trailer and wheel assembly.
- ST205/75R14 size for 14-inch rims
- 10PR specification
- Stated 1,030 kg load capacity
- Reinforced Rim-Guard-Wall feature and steel-belted radial construction
- Rims and wheels are not included.
Skip it if you need tires supplied with wheels; this listing is tire-only, while the Garvee 4.80-12 assembly comes mounted on rims.
This pair fits horse-trailer owners seeking the listed ST205/75R14 specification and a rim-sidewall protection feature. Check the trailer’s load and wheel requirements, and plan separately for compatible 14-inch rims.
Full product details
| Brand | HORSESHOE |
|---|---|
| Included Components | Tires Only, Rim/Wheel Not Included |
| Load Capacity | 1030 kg |
| Manufacturer | HORSESHOE TIRE GROUP |
| Part Number | ST-KING II |
| Manufacturer Warranty Description | 2 Year Manufacturer Warranty |
| Model Number | LIPIZZAN ST KING II |
| Rim Size | 14 inches |
| Size | ST 205/75R14 10PR |
| Vehicle Tire ISO Metric Size Description | 205/75R14 |

#7
7. Free Country HD 205/75R15
- Size: Set of 2
- Load Capacity: 2400 lb
- Rim Size: 15 in
Best for: Nylon-overlay 15-inch tire shoppers.
Why it ranks #7: The pair of ST205/75R15 tires is listed at 10 ply and 2,400 pounds capacity each, with a nylon cap ply and Scuff Guard.
A full nylon cap ply across the tread area distinguishes these Free Country HD trailer tires; the listing contrasts that coverage with nylon strips limited to shoulder areas on many other products. The two-tire set is ST205/75R15, Load Range E, and rated at 2,400 pounds.
The full-width nylon overlay is described as an added safety feature, while the Scuff Guard ring on the tire wall is intended to improve side protection. Together, these features give buyers specific construction and sidewall details to weigh for trailer use. The ST205/75R15 size, 15-inch rim measurement, and 2,400-pound capacity help with fit and load checks. The listing explicitly says the tires are for trailer use only and excludes rims, so compatible wheels are needed separately.
- Full nylon cap ply across the tread area
- Scuff Guard ring for tire-side protection
- Load Range E, 10-ply specification
- Two tires rated at 2,400 pounds each
- Rims are not included.
Skip it if you need rims included with the tires; this two-tire set excludes them, unlike the eCustomRim ST205/75D15 assembly package.
Horse-trailer owners seeking ST205/75R15 Load Range E tires may value the full tread-area nylon overlay and Scuff Guard. Match the 2,400-pound rating to requirements and arrange compatible 15-inch rims separately.
Full product details
| Brand | Libra Trailer Parts |
|---|---|
| Item Dimensions | 27 x 14 x 27 inches |
| Item Weight | 51 pounds |
| Load Capacity | 2400 pounds |
| Manufacturer | LIBRA TRAILER PARTS |
| Part Number | ST205 75R15 |
| Model Number | ST205 75R15 |
| Rim Size | 15 inches |
| Size | Set of 2 |
| Vehicle Tire ISO Metric Size Description | 205/75R15 |
Listed on Amazon as: Free Country HD Trailer Tires ST205/75R15 10PR LRE 111N w/Scuff Guard, Set2
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#8
8. Transeagle ST Radial II
- Size: 205/75R15
- Load Capacity: 2403 lb
- Rim Size: 15 in
Best for: 15-inch Load Range E tire-only buyers.
Why it ranks #8: This ST205/75R15 radial tire is listed with 10-ply construction and a 2,403-pound load capacity, but is sold as a tire only.
A stated 2,403-pound load capacity pairs with a 10-ply Load Range E specification in this Transeagle ST205/75R15 all-season radial tire. For horse-trailer owners checking a 15-inch tire requirement, the listed size and load figure provide clear comparison points.
The 205/75R15 size and 15-inch rim dimension help buyers assess whether the tire matches their trailer’s wheel requirements. Its 10-ply Load Range E specification and stated 2,403-pound capacity provide load-related references, while the listing describes the tire as steel-belted radial and all-season. This is a tire-only item, so it does not supply a rim or complete wheel assembly. Buyers should compare the listed specifications with their trailer’s requirements before sourcing installation components.
- 205/75R15 size for 15-inch rims
- 10-ply Load Range E specification
- Stated 2,403-pound load capacity
- Steel-belted radial, all-season tire
- Tire only; no rim or complete wheel assembly is included.
Skip it if you need a complete wheel assembly rather than a tire alone; the eCustomRim ST205/75D15 package includes 15-inch rims.
This tire suits horse-trailer owners whose requirements call for 205/75R15 and the listed Load Range E specification. It is sold as a tire only, so source a compatible 15-inch rim separately.
Full product details
| Brand | Transeagle |
|---|---|
| Included Components | Tire Only |
| Item Dimensions | 26 x 26 x 7 inches |
| Item Weight | 29 pounds |
| Load Capacity | 2403 pounds |
| Manufacturer | TransEagle |
| Part Number | TSL08AN |
| Manufacturer Warranty Description | Standard Manufacturer Warranty |
| Model Number | TSL08AN |
| Rim Size | 15 inches |
| Size | 205/75R15 |
| Vehicle Tire ISO Metric Size Description | 205/75R15 |
Listed on Amazon as: Transeagle ST Radial II ST205/75R15 All Season E (10 Ply) Steel Belted Tire
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#9
9. eCustomRim ST205/75D15 Assembly
- Size: Set of 2
- Rim Size: 15 in
Best for: 15-inch wheel-and-tire set shoppers.
Why it ranks #9: The pair includes 15-inch rims and bias-ply tires rated at 1,820 pounds each, but its load range C is less suited to heavier loads.
The two-tire package includes 15-by-5-inch white rims, so buyers receive tire assemblies rather than sourcing wheels separately. Its five-lug, 4.5-inch bolt pattern and 3.19-inch center bore provide specific fit measurements, while the ST205/75D15 bias-ply tires carry a Load Range C rating.
Each bias-ply tire is rated for a maximum 1,820-pound load and 50 PSI, giving trailer owners concrete operating specifications to check against their requirements. The 27.2-inch overall diameter and 15-inch rim size add dimensions for evaluating fit. Included rims make the package an assembly purchase, with the 5-lug, 4.5-inch pattern and 3.19-inch center bore relevant to wheel matching. This is a bias-ply design, a construction detail buyers should weigh when selecting a trailer tire.
- Two ST205/75D15 tire assemblies with rims
- 15-by-5-inch rims with five-lug, 4.5-inch bolt pattern
- 3.19-inch center bore and 27.2-inch overall diameter
- Bias-ply Load Range C tires rated to 1,820 pounds and 50 PSI
- Load Range C is the listed rating, not the higher Load Range E specification some trailers require.
Skip it if you require a Load Range E tire; this assembly is Load Range C, while the Transeagle ST205/75R15 is listed as 10-ply Load Range E.
This package suits horse-trailer owners who need ST205/75D15 bias-ply tires and compatible 15-by-5-inch rims in one assembly. Check the bolt pattern, center bore, and required load range before choosing.
Full product details
| Brand | eCustomRim |
|---|---|
| Color | White |
| Compatible with Vehicle Type | Trailer |
| Included Components | User Guide |
| Item Weight | 72 pounds |
| Manufacturer | eCustomRim |
| Part Number | 58875-2 |
| Manufacturer Warranty Description | Two Years |
| Material | Alloy Steel |
| Rim Size | 15 inches |
| Size | Set of 2 |
| Wheel Size | 15 inches |
Listed on Amazon as: eCustomrim 2 Pack Trailer Tire Assembly ST205/75D15 Load C 5 Lug White
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#10
10. Garvee 4.80-12 Tire Pair
- Size: 4.80-12
- Rim Size: 12 in
Best for: Small-rim trailer assembly buyers.
Why it ranks #10: These 4.80-12 tires arrive on 12-inch rims and are rated at 990 pounds each, a small size and capacity unlikely to suit many horse trailers.
Pre-mounted 4.80-12 tires on 12-by-4-inch rims make this two-pack a ready tire-and-wheel assembly for compatible trailers, rather than a tire-only purchase. Its five-lug, 4.5-inch bolt pattern and 2.95-inch center bore provide specific measurements for checking wheel fit.
Each tire is listed with a 990-pound capacity and maximum 90 PSI, giving buyers concrete load and inflation references for trailer planning. The 20.6-inch overall diameter and 4.8-inch section width add further dimensions to compare with the trailer’s requirements. Because the tires arrive mounted on 12-by-4-inch rims, installation involves an assembly rather than sourcing rims separately. The stated 5 mm tread depth is another useful detail when evaluating the supplied tire specification.
- Two tires pre-mounted on 12-by-4-inch rims
- Five-lug, 4.5-inch bolt pattern and 2.95-inch center bore
- 990-pound capacity per tire and 90 PSI maximum
- 20.6-inch overall diameter and stated 5 mm tread depth
- The 4.80-12 size and 12-inch rims suit only trailers specified for that smaller assembly.
Skip it if you need a 14- or 15-inch horse-trailer tire; this set is 4.80-12 on 12-inch rims, unlike the HORSESHOE LIPIZZAN ST-KING II 14-inch option.
Consider this two-pack for a horse trailer that specifically uses 4.80-12 tires and the listed 12-inch wheel measurements. Its pre-mounted rims simplify assembly sourcing, but the compact size is a key fit boundary.
Full product details
| Brand | Garvee |
|---|---|
| Compatible with Vehicle Type | Trailer |
| Included Components | 2pcs tires |
| Item Weight | 39.9 pounds |
| Manufacturer | Garvee |
| Part Number | 1120642 |
| Manufacturer Warranty Description | 3 Months |
| Material | Alloy Steel |
| Model Number | 1120642 |
| Rim Size | 12 inches |
| Size | 4.80-12 |
| Wheel Size | 12 inches |
Listed on Amazon as: Garvee 2 Pack 4.80-12 4.80×12 480-12 Trailer Tires with 12 inch Rims
View on AmazonAvoid a tire-size and wheel-fitment mismatch
A tire that carries enough weight can still be the wrong choice if its size or wheel setup does not match the trailer. This list spans ST225/75R15 and ST205/75R15 tires, 14-inch ST205/75R14 options, a 16-inch ST235/80R16 tire, and much smaller 4.80-12 tires. Those sizes are not interchangeable just because they are all trailer tires.
Also check whether the listing is for tires only or includes mounted rims: Free Country Grand Ride and the ST-KING II listings are tires only, while the eCustomRim pair specifies 15-by-5-inch rims with a 5-lug, 4.5-inch bolt pattern. The Garvee pair includes 12-inch rims with a different stated bolt pattern.
Compare the trailer’s required tire size and wheel details with the listing before purchase; do not assume a larger capacity compensates for a fitment mismatch.
Why load capacity alone does not settle the choice
A higher listed load capacity is useful only when the tire also matches the trailer’s size and requirements. This group ranges from 990 pounds per Garvee tire to 4,189 pounds for the Transeagle ST235/80R16, but those products have very different sizes and wheel fitments. Even among 15-inch choices, the stated capacities vary: the Free Country Grand Ride is 2,830 pounds, the Suntek HD Trail Plus is 3,417 pounds, and the Transeagle ST Radial II is 2,403 pounds.
Treat these figures as product specifications, not a reason to exceed the trailer’s axle, wheel, or tire limits. Compare the combined loaded trailer weight and the manufacturer’s requirements with suitable tire capacity, and use the exact configuration listed for your wheel assembly.
A capacity figure cannot establish fitment or safe operating limits on its own.
How to Choose Horse-Trailer Tires
Size and wheel compatibility
Start by matching the exact tire size and wheel setup required by your trailer. The products range from ST205/75R14 and ST205/75R15 to ST225/75R15 and ST235/80R16, while the Garvee option is a much smaller 4.80-The eCustomRim pair includes 15-inch rims with a 5-lug, 4.5-inch bolt pattern; the Garvee set includes 12-inch rims with a 5-lug, 4.5-inch pattern.
Most other listed choices are tires only. Buyers replacing tires on existing wheels should focus on the exact specified size and rim fit.
Those needing complete assemblies should verify the included rim’s dimensions and bolt pattern, not just the tire size. A different size is not a safe substitute unless the trailer manufacturer allows it.
Load capacity and ply rating
Choose a tire whose rating satisfies the trailer’s actual requirements, and do not select by ply count alone. Listed capacities range from 990 pounds per Garvee tire to 4,189 pounds for the 16-inch Transeagle; relevant 15-inch examples include 2,403 pounds for Transeagle ST Radial II, 2,830 pounds for Free Country Grand Ride, and 3,417 pounds for Suntek HD Trail Plus. Ply ratings also range from load-range C on the eCustomRim bias-ply assembly to 10, 12, 14, and 16 ply on other options.
Buyers with a compatible wheel setup and higher capacity requirement may consider the higher-rated choices. For lighter requirements, a lower figure may suffice only if it meets the trailer’s specifications and loaded weight.
Construction and protective details
Compare construction and sidewall features after confirming size and capacity. Several products specify steel-belted radial construction, including the Free Country Grand Ride and Horseshoe ST-KING II options; the eCustomRim assembly is explicitly bias ply. Free Country lists a Scuff Guard intended to add sidewall and rim protection, while the ST-KING II describes a reinforced rim-sidewall feature.
The Libra Trailer Parts listing for the Free Country HD 205/75R15 also specifies a full nylon cap ply across the tread area. Buyers whose trailer calls for radial tires should not substitute the bias-ply assembly based only on its included rims.
If a protective feature is a priority, compare the exact selected configuration and confirm that the feature is included; listings caution that configuration details can vary.
Which Horse-Trailer Tire Should I Choose?
For a trailer that requires ST225/75R15 tires and suits the stated capacity, choose Free Country Grand Ride: its set of four is listed at 10 ply and 2,830 pounds per tire, with a Scuff Guard. If you need a higher stated capacity in a compatible 15-inch size, consider Suntek HD Trail Plus, listed at 3,417 pounds and 14 ply. Choose Transeagle ST235/80R16 only if your trailer specifically takes that size; it has the highest listed capacity here at 4,189 pounds.
For a compatible 14-inch setup, compare Free Country HD 205/75R14 at 2,270 pounds with the 10-ply Horseshoe ST-KING II 205/75R14. If you need rims included, investigate eCustomRim’s pair and verify its fit and capacity meet your trailer requirements.
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- Best Trailer Tire Covers
Frequently Asked Questions
How do I confirm the correct tire size and load range for my horse trailer?
Check the trailer’s tire placard, owner’s manual, and current tire markings, then confirm the required size and load capacity with the trailer or tire manufacturer. Verify wheel compatibility too. The listed products vary in size and stated capacity, so do not assume a tire fits just because its diameter or appearance seems similar.
Should horse-trailer tires be replaced in pairs or as a complete set?
Replace tires according to their condition and the trailer manufacturer’s guidance. If several tires show damage, aging, or uneven wear, ask a qualified tire professional whether a complete set is appropriate. The products here include sets of four, pairs, and individual configurations, but package size alone does not determine how many your trailer needs.
How often should I inspect horse-trailer tires for damage or aging?
Inspect tires before each trip and periodically while the trailer is in use, looking for visible damage, unusual wear, or signs of aging. Check inflation and other maintenance items using the trailer and tire manufacturers’ instructions. If you find a concern or are unsure about a tire’s condition, have it assessed before towing.
What should I do if my trailer needs a higher load capacity?
First verify the trailer’s required tire capacity and size; never choose by capacity alone. Among the listed products, Suntek HD Trail Plus is stated at 3,417 pounds and 14 ply, while Transeagle ST235/80R16 is stated at 4,189 pounds. The latter is suitable to consider only if your trailer specifically takes that size.
What should I verify when buying a tire assembly that includes a rim?
Confirm that the assembly’s tire size, load capacity, and rim fit your trailer, including the lug configuration. The eCustomRim listing describes a pair of ST205/75D15 assemblies with Load C and five-lug white rims. Those details do not establish compatibility with your trailer, so check its specifications before ordering.
Final Words
Start with your trailer’s required tire size, load capacity, and wheel fitment—not the product with the largest number. For a compatible ST225/75R15 setup, Free Country Grand Ride is the article’s overall pick: its set of four is listed at 10 ply and 2,830 pounds per tire, with a Scuff Guard. Consider alternatives only when their size and stated capacity match your trailer, and verify all fitment details before ordering.


