Best 15 Inch Tires For Trailer: 10 Options Compared

Best 15 Inch Tires For Trailer

A strong 15-inch trailer tire choice matches your trailer’s required load rating and wheel fitment, with radial or bias construction suited to how you tow. This roundup compares 10 options, from a four-tire ST225/75R15 radial set rated at 2,830 pounds per tire to 205/75D15 bias tires and ready-to-install wheel assemblies. The products differ in load range, tread construction, quantity, and whether rims are included, so the tire size alone is not enough to confirm a match.

Check the trailer’s required tire size, axle load, wheel bolt pattern, and rim width before ordering. Our leading pick is a radial set with a stated Load Range E specification and sidewall scuff protection; other choices suit buyers seeking tires only, a different size, or mounted assemblies.

The Free Country Grand Ride ST225/75R15 Set is the strongest overall choice because it is a four-tire radial set with a stated 2,830-pound load capacity and a Scuff Guard designed to protect the sidewall and rim. It suits buyers whose trailer calls for this larger 225/75R15 size and compatible Load Range E tires. If your trailer requires 205/75R15 instead, choose a matching option rather than assuming the larger tire will fit.

Our Top Picks

Free Country Grand Ride RadialsBest Overall

Free Country Grand Ride Radials

The four-tire ST225/75R15 radial set lists a 2,830-pound load capacity and Scuff Guard protection for sidewalls and rims.

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Transeagle ST Radial IIHighest 205 Load

Transeagle ST Radial II

This ST205/75R15 radial tire lists a 2,403-pound capacity and 10-ply Load Range E construction; it is sold as a tire only.

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Free Country ST205/75R15 RadialsScuff Guard Pick

Free Country ST205/75R15 Radials

This 205/75R15 radial set lists a 2,150-pound capacity and Scuff Guard protection, making it a well-specified size-matched choice.

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Compare Trailer Tire Sizes, Types, and Fitment

#ProductWeightLoad CapacityRim SizeVehicle Tire ISO Metric Size DescriptionBuy
128.8 lb2830 lb15 in225/75R15View on Amazon
225 lb2403 lb15 in205/75R15View on Amazon
3—2150 lb15 in205/75R15View on Amazon
4
ROCKMAN All Trail4. ROCKMAN All TrailFour-Tire E Set
50.4 lb———View on Amazon
5
eCustomRim ST205/75D15 Assembly5. eCustomRim ST205/75D15 AssemblyTwo-wheel trailer replacement set
72 lb—15 in—View on Amazon
675 lb—15 in—View on Amazon
7
Garvee ST205/75D15 Assembly7. Garvee ST205/75D15 AssemblyQuieter-running bias-ply pair
71 lb—14 in—View on Amazon
8
eCustomRim Deep Tread Tires8. eCustomRim Deep Tread TiresDeep-tread bias-ply tire pair
46 lb1820 lb15 in205/75D15View on Amazon
9
WANDA Free Country Bias Tires9. WANDA Free Country Bias TiresDeep-tread tire-only pair
39.2 lb1.82E+3 lb15 in205/75D15View on Amazon
10
Ginenazo ST205/75D15 Tires10. Ginenazo ST205/75D15 TiresMulti-trailer replacement tire set
28 kg975 kg15 inST205/75D15View on Amazon

Detailed Reviews: Best 15 Inch Tires For Trailer

Free Country Grand Ride Radials

#1 · Best Overall

1. Free Country Grand Ride Radials

  • Weight: 28.8 lb
  • Load Capacity: 2830 lb
  • Rim Size: 15 in
  • Vehicle Tire ISO Metric Size Description: 225/75R15

Best for: Four-tire higher-capacity radial set.

Why it ranks #1: The four-tire ST225/75R15 radial set lists a 2,830-pound load capacity and Scuff Guard protection for sidewalls and rims.

A stated 2,830-pound load capacity and a set of four make the Free Country Grand Ride a higher-capacity 15-inch option for buyers replacing multiple trailer tires. Its ST225/75R15 10-ply Load Range E specification points to a radial tire rather than a bias-ply choice.

The 10-ply Load Range E construction pairs with a stated 2,830-pound capacity, giving buyers a defined load figure to consider for trailer use. Four tires arrive in the set, which can support a coordinated replacement across four positions. The Scuff Guard adds protection to the sidewall and rim and is described as extending tire life, an added protective feature for tires exposed to contact during trailer use. Check tread depth before buying, as the supplied facts specifically advise doing so.

Pros
  • Set of four tires
  • 10-ply Load Range E specification
  • Stated 2,830-pound load capacity
  • Scuff Guard protects sidewall and rim
Cons
  • The supplied facts advise asking for tread depth before buying.

Skip it if you need a 205/75R15 tire; this set is sized 225/75R15, while Free Country ST205/75R15 Prem fits that size.

This set suits trailer owners replacing four tires who need the stated higher load capacity and value sidewall and rim protection. Its 225/75R15 size differs from 205/75R15, so verify the required tire size before choosing.

Full product details
BrandFree Country
Item Dimensions28 x 16 x 28 inches
Item Weight28.8 pounds
Load Capacity2830 pounds
ManufacturerWINDA
Part NumberST225/75R15GR10
Model NumberD207
Rim Size15 inches
Size225/75R15 10PR
Vehicle Tire ISO Metric Size Description225/75R15

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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Transeagle ST Radial II

#2 · Highest 205 Load

2. Transeagle ST Radial II

  • Weight: 25 lb
  • Load Capacity: 2403 lb
  • Rim Size: 15 in
  • Vehicle Tire ISO Metric Size Description: 205/75R15

Best for: High-capacity radial tire-only option.

Why it ranks #2: This ST205/75R15 radial tire lists a 2,403-pound capacity and 10-ply Load Range E construction; it is sold as a tire only.

A stated 2,403-pound capacity and 10-ply Load Range E rating define the Transeagle ST Radial II as a higher-load radial choice for trailer owners. Its ST205/75R15 size gives a specific replacement reference, while the listing identifies this item as a tire only, not a mounted wheel assembly.

The 10-ply Load Range E specification and 2,403-pound load capacity give buyers two concrete measures for assessing trailer load needs. Its ST205/75R15 size can be compared with the existing tire specification before ordering. The reinforced steel-belt construction is described as improving load and driving durability while helping prevent shape deformation under pressure. Since the listing specifies tire only, wheel sourcing and mounting remain separate steps; the supplied facts also state that it should not be mounted on light trucks.

Pros
  • 10-ply Load Range E rating
  • Stated 2,403-pound load capacity
  • ST205/75R15 size
  • Reinforced steel-belt construction
Cons
  • Tire only; a rim is not included in the listed components.

Skip it if you need a mounted wheel assembly; GarveeTech’s ST205/75D15 set supplies two pre-mounted tire-and-wheel units.

Choose this Transeagle for a trailer requiring the stated 205/75R15 radial size and capacity, with a separate wheel and mounting workflow. It is a trailer tire and the supplied facts say not to mount it on light trucks.

Full product details
BrandTranseagle
Included ComponentsTire Only
Item Dimensions26 x 26 x 7 inches
Item Weight25 pounds
Load Capacity2403 pounds
ManufacturerTRANSEAGLE
Part NumberTSL08A
Manufacturer Warranty DescriptionNo
Model NumberTSL08A
Rim Size15 inches
Size205/75R15
Vehicle Tire ISO Metric Size Description205/75R15

Listed on Amazon as: Transeagle ST Radial II ST205/75R15 111/106L E (10 Ply) Tire

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Free Country ST205/75R15 Radials

#3 · Scuff Guard Pick

3. Free Country ST205/75R15 Radials

  • Load Capacity: 2150 lb
  • Rim Size: 15 in
  • Vehicle Tire ISO Metric Size Description: 205/75R15

Best for: 205-size tire with sidewall guard.

Why it ranks #3: This 205/75R15 radial set lists a 2,150-pound capacity and Scuff Guard protection, making it a well-specified size-matched choice.

The Free Country ST205/75R15 pairs a familiar 205/75R15 size with Scuff Guard protection, which adds protection to the sidewall and rim. Its 8-ply Load Range D construction and stated 2,150-pound capacity offer a defined step above a lower-load C-rated tire.

With an 8-ply rating and Load Range D, this tire is specified for a 2,150-pound load capacity, helping buyers compare its stated capacity with trailer requirements. The ST205/75R15 size provides a precise replacement reference for compatible 15-inch trailer applications. Scuff Guard protects the sidewall and rim and is described as extending tire life, making that feature relevant where wheel-side contact is a concern. The supplied information recommends asking for tread depth before buying.

Pros
  • ST205/75R15 size
  • 8-ply Load Range D rating
  • Stated 2,150-pound load capacity
  • Scuff Guard protects sidewall and rim
Cons
  • The supplied facts recommend asking for tread depth before buying.

Skip it if you require a Load Range E tire; this is Load Range D, while Transeagle ST Radial II lists a 10-ply E rating.

Consider this Free Country tire when a 205/75R15 size, Load Range D specification, and sidewall guard match the trailer’s needs. Ask about tread depth before buying, as advised in the product facts.

Full product details
BrandFree Country
Item Dimensions27 x 15 x 27 inches
Load Capacity2150 pounds
ManufacturerGrand Ride
Part NumberST205/75R15
Model NumberD207
Rim Size15 inches
Size205/75R15 8PR
Vehicle Tire ISO Metric Size Description205/75R15

Listed on Amazon as: Free Country ST205/75R15 Prem Trailer Tires 8PR LR D 107N w/Scuff Guard, S2

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ROCKMAN All Trail

#4 · Four-Tire E Set

4. ROCKMAN All Trail

  • Weight: 50.4 lb

Best for: Four-tire 10-ply replacement set.

Why it ranks #4: The set of four ST205/75R15 tires is identified as 10-ply Load Range E, though its listing provides no load-capacity figure.

A set of four ST205/75R15 tires with a 10-ply Load Range E designation gives the ROCKMAN All Trail a clearly stated replacement format for buyers changing multiple tires. Its title also specifies 110M, offering another marking for purchasers to compare with their requirements.

The ST205/75R15 size provides a direct reference for checking the trailer’s existing tire specification, while the 10-ply Load Range E designation identifies the listed construction and load range. Four tires are specified in the title, which suits a multi-position replacement plan. The 110M marking is also stated, allowing comparison against the trailer’s requirements. The supplied product facts do not provide a numeric load-capacity figure, so buyers needing that figure must obtain it before choosing.

Pros
  • Set of four tires
  • ST205/75R15 size
  • 10-ply Load Range E designation
  • 110M marking stated
Cons
  • No numeric load-capacity figure is supplied in the product facts.

Skip it if you require a stated load-capacity number before purchase; Free Country Grand Ride lists a 2,830-pound capacity for its 225/75R15 tires.

This ROCKMAN set suits owners planning a four-tire replacement in ST205/75R15 who need the listed 10-ply Load Range E designation. Obtain a numeric capacity figure if it is essential to your trailer-load decision.

Full product details
BrandROCKMAN
Item Weight‎50.4 pounds
Manufacturer‎ROCKMAN
Part Number‎ST205/75R15
Model‎All Trail

Listed on Amazon as: ROCKMAN Heavy Duty Trailer Tire ST205/75R15 10-Ply Load Range E 110M, Set4

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eCustomRim ST205/75D15 Assembly

#5

5. eCustomRim ST205/75D15 Assembly

  • Weight: 72 lb
  • Rim Size: 15 in

Best for: Two-wheel trailer replacement set.

Why it ranks #5: This pair of mounted bias tires lists a 1,820-pound maximum load at 50 PSI and specifies a 5-lug, 4.5-inch bolt pattern.

The included 15-by-5-inch white rims make this two-pack a ready-mounted option for compatible trailer setups, rather than a tire-only purchase. Its bias-ply ST205/75D15 tires carry a Load Range C rating and a stated 1,820-pound maximum load each, giving buyers clear capacity and wheel-fit details to assess.

Each tire is rated for up to 1,820 pounds at 50 PSI, while the 27.2-inch overall diameter helps identify the tire size for a replacement decision. The 15-by-5-inch rims have a 3.19-inch center bore and a 5-lug, 4.5-inch bolt pattern, so buyers can compare those mounting dimensions with their trailer wheels before installation. Because the set includes two assemblies, it can address a pair of wheel positions without sourcing separate rims.

Pros
  • Two tire-and-rim assemblies are included
  • Load Range C bias-ply tires rated to 1,820 pounds each
  • 15-by-5-inch white rims included
  • Rim details specify 3.19-inch center bore and 5-lug 4.5-inch pattern
Cons
  • The 50-PSI maximum and 1,820-pound rating may not suit higher-load requirements.

Skip it if you need a radial tire or a rating above 1,820 pounds per tire; this set is bias ply and Load Range C.

Choose this two-assembly set when replacing compatible 15-inch trailer wheels and when its Load Range C capacity meets the load requirement. Check the specified 5-lug, 4.5-inch pattern and center bore against the trailer.

Full product details
BrandeCustomRim
ColorWhite
Compatible with Vehicle TypeTrailer
Included ComponentsUser Guide
Item Weight72 pounds
ManufacturereCustomRim
Part Number58875-2
Manufacturer Warranty DescriptionTwo Years
MaterialMetal
Rim Size15 inches
SizeSet of 2
Wheel Size15 inches

Listed on Amazon as: eCustomrim 2 Pack Trailer Tire Assembly ST205/75D15 Load C 5 Lug White

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GarveeTech ST205/75D15 Assembly

#6 · Ready-Mounted Pair

6. GarveeTech ST205/75D15 Assembly

  • Weight: 75 lb
  • Rim Size: 15 in

Best for: Ready-mounted utility trailer pair.

Why it ranks #6: The two mounted Load Range C bias tires list 1,820 pounds at 50 PSI and 15-inch white spoke wheels with a 5-lug, 4.5-inch PCD.

Pre-mounted 15-inch white spoke wheels make this GarveeTech two-pack a ready-to-install assembly for compatible trailer hubs. The ST205/75D15 bias-ply tires are Load Range C, rated to 1,820 pounds at 50 PSI, and the listing names utility, boat, camper, travel, farm, and hauler applications.

The 5-lug 4.5-inch PCD on the included wheels gives buyers a specific mounting pattern to compare before installation, while the 15-inch wheel size keeps the assembly dimensions explicit. Nylon cord layers and double steel belts are listed as construction features intended to support towing stability and durability. With two assemblies already mounted, buyers avoid sourcing separate wheels and tires for this pair of positions. Its 1,820-pound maximum load and 50-PSI figure define the listed operating limits.

Pros
  • Two pre-mounted tire-and-wheel assemblies
  • 5-lug, 4.5-inch PCD wheels
  • Load Range C tires rated to 1,820 pounds at 50 PSI
  • Nylon cord layers and double steel belts
Cons
  • The listing states that no warranty is provided.

Skip it if you need a radial tire or warranty coverage; this assembly is bias ply and its listing states no warranty.

Pick this pair for a compatible utility, boat, camper, travel, farm, or hauling trailer when ready-mounted wheels simplify replacement. Its Load Range C limit and 5-lug, 4.5-inch pattern remain key fit and capacity boundaries.

Full product details
BrandGarveeTech
Compatible with Vehicle Typeutility trailers, boat trailers, camper trailers, travel trailers, farm trailers, haulers
Included Components2 Trailer Tire Wheel Assembly
Item Weight75 pounds
ManufacturerGarveeTech
Part NumberH85E_M0v
Manufacturer Warranty Descriptionno
MaterialCarbon Steel
Rim Size15 inches
SizeST205/75D15
Wheel Size15 inches

Listed on Amazon as: GarveeTech ST205/75D15 Trailer Tire and Wheel Assembly, 5 Lug, Set of 2

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Garvee ST205/75D15 Assembly

#7

7. Garvee ST205/75D15 Assembly

  • Weight: 71 lb
  • Rim Size: 14 in

Best for: Quieter-running bias-ply pair.

Why it ranks #7: This pair of Load Range C tires lists a 1,820-pound maximum load at 50 PSI and 15-by-5.5-inch rims with a 5-lug, 4.5-inch pattern.

A variable-pitch tread is specified to minimize road noise, giving this Garvee pair a concrete feature for buyers seeking quieter trailer travel. The set combines ST205/75D15 Load Range C tires with 15-by-5.5-inch white rims and a stated 1,820-pound maximum load per tire.

The variable tread pitch is intended to reduce road noise, while the listed all-season capability and durable nylon cords support the tire’s stated broad-season use and construction. These are supplied as a set of two with 15-inch wheels, so buyers can replace a pair without sourcing separate rims. The product information lists a 50-PSI maximum and a 5-lug, 4.5-inch bolt pattern for checking operating and mounting requirements. One specification lists rim size as 14 inches, despite the 15-inch wheel details.

Pros
  • Variable tread pitch intended to minimize road noise
  • Set of two tires with rims
  • Load Range C, 6PR specification
  • Listed 5-lug, 4.5-inch bolt pattern
Cons
  • The listed 14-inch rim size conflicts with the 15-inch wheel and rim details.

Skip it if you need unambiguous wheel dimensions; the listing conflicts on rim size, unlike eCustomRim’s 15-by-5-inch assembly specification.

This pair may suit buyers prioritizing a noise-conscious tread and supplied wheels for a 205/75D15 trailer setup. Resolve the conflicting 14-inch rim and 15-inch wheel details before relying on the assembly dimensions.

Full product details
BrandGarvee
Compatible with Vehicle TypeTrailer
Included Components2 tires
Item Weight71 pounds
ManufacturerZHEJIANG QINGDA RUBBER CO.,LTD
Part Number1120642
Manufacturer Warranty Description6 Months
MaterialMetal
Rim Size14 inches
SizeST205/75D15
Wheel Size15 inches

Listed on Amazon as: ST205/75D15 Trailer Tires with 15 in Rims, 5 Lug on 4.5 in, Load Range C, 6PR

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eCustomRim Deep Tread Tires

#8

8. eCustomRim Deep Tread Tires

  • Weight: 46 lb
  • Load Capacity: 1820 lb
  • Rim Size: 15 in
  • Vehicle Tire ISO Metric Size Description: 205/75D15

Best for: Deep-tread bias-ply tire pair.

Why it ranks #8: This pair of 205/75D15 Load Range C bias tires lists a 50 PSI maximum and a two-year manufacturer warranty; rims are not specified as included.

Deep tread is the defining feature of this eCustomRim two-pack, giving trailer owners a tire option where tread depth is a priority. The ST205/75D15 bias-ply tires carry Load Range C and a stated 50-PSI maximum, with a 27.2-inch overall diameter for size comparison.

Each tire is described as supporting up to 1,760 pounds in the features, while the specifications separately state a 1,820-pound load capacity; buyers should resolve that discrepancy before loading. The 27.2-inch overall diameter and 205/75D15 size help with replacement comparisons. This is a set of two tires, not a stated wheel assembly, so the purchase addresses tire replacement rather than supplying a confirmed mounted pair. Its deep-tread description is the main differentiator in the supplied information.

Pros
  • Set of two bias-ply tires
  • Deep-tread design
  • 205/75D15 size with 27.2-inch overall diameter
  • Load Range C and 50-PSI maximum listed
Cons
  • The load figures conflict: features say 1,760 pounds per tire, while specifications say 1,820.

Skip it if you need matching load figures before purchase; Transeagle ST Radial II lists a 2,403-pound capacity without this product’s conflicting ratings.

This pair fits buyers seeking deep-tread bias-ply tires in 205/75D15 for trailer use. Resolve the conflicting load figures before deciding whether its capacity is appropriate, and note that the listing does not specify included rims.

Full product details
BrandeCustomRim
Included ComponentsUser Guide
Item Dimensions28 x 14 x 28 inches
Item Weight46 pounds
Load Capacity1820 pounds
ManufacturereCustomRim
Part Number58024-2
Manufacturer Warranty DescriptionTwo Years
Rim Size15 inches
Size205/75D15
Vehicle Tire ISO Metric Size Description205/75D15

Listed on Amazon as: eCustomrim 2-Pack ST205/75D15 15 Inch DEEP TREAD Trailer Tire Load Range C

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WANDA Free Country Bias Tires

#9

9. WANDA Free Country Bias Tires

  • Weight: 39.2 lb
  • Load Capacity: 1.82E+3 lb
  • Rim Size: 15 in
  • Vehicle Tire ISO Metric Size Description: 205/75D15

Best for: Deep-tread tire-only pair.

Why it ranks #9: This pair of 205/75D15 bias tires lists a 1,820-pound maximum load at 50 PSI and a 5.5-inch rim width; rims are not included.

Deeper tread is the key feature of this WANDA two-pack, described as supporting longer tire life for trailer use. The ST205/75D15 bias tires are 6-ply Load Range C, rated to 1,820 pounds at 50 PSI, and are sold without rims for owners sourcing tires separately.

The stated 1,820-pound maximum load at 50 PSI gives buyers a clear capacity and inflation reference for evaluating the trailer’s requirements. A 6-ply Load Range C construction and ST205/75D15 size specify the tire type and dimensions. The pair arrives as tires only, with a listed 5.5-inch rim-width requirement, so buyers need compatible rims and a separate mounting step. The deeper tread is described as longer-lasting, making it the product’s stated tread-life advantage.

Pros
  • Set of two ST205/75D15 bias tires
  • 6-ply Load Range C
  • 1,820-pound maximum load at 50 PSI
  • Deeper tread described as supporting longer life
Cons
  • Rims are not included.

Skip it if you want ready-mounted wheels; eCustomRim’s 15-inch assembly includes rims with its two trailer tires.

Choose this pair if you need two trailer-only ST205/75D15 tires and already have compatible 5.5-inch rims or plan to source them. Its stated Load Range C capacity is the key load boundary to assess.

Full product details
BrandWANDA
Item Dimensions25 x 11 x 25 inches
Item Weight39.2 pounds
Load Capacity1.82E+3 pounds
ManufacturerWANDA
Part NumberST205/75D15
Model NumberST205/75D15
Rim Size15 inches
Size205/75D15 Pack of 2
Vehicle Tire ISO Metric Size Description205/75D15

Listed on Amazon as: WANDA Set 2 Free Country Trailer Tires ST 205/75D15 Deep Tread- 11021

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Ginenazo ST205/75D15 Tires

#10

10. Ginenazo ST205/75D15 Tires

  • Weight: 28 kg
  • Load Capacity: 975 kg
  • Rim Size: 15 in
  • Vehicle Tire ISO Metric Size Description: ST205/75D15

Best for: Multi-trailer replacement tire set.

Why it ranks #10: The listing gives a 15-inch size and 975-kilogram load capacity, but its included-components entry says one and does not clarify whether rims are supplied.

Ginenazo lists compatibility across utility, boat, RV, camper, livestock, and cargo trailers, making this set relevant to owners comparing one replacement tire specification across varied trailer types. Its ST205/75D15 sizing and stated 975-kilogram load capacity provide the principal fit and load details supplied.

The ST205/75D15 designation gives buyers a specific tire size to compare with their existing trailer requirements, while the listing names several compatible trailer categories, including utility, boat, RV, camper, livestock, and cargo. That broad stated application can simplify consideration for owners of different trailer types. The 975-kilogram load capacity is the supplied numeric load figure to use when assessing suitability. The title says set of two, but the included-components field lists one, so confirm what arrives before planning replacement work.

Pros
  • ST205/75D15 tire size
  • Stated 975-kilogram load capacity
  • Named compatibility includes utility, boat, RV, and cargo trailers
  • Three-year warranty listed
Cons
  • Included components lists one despite the title describing a set of two.

Skip it if you need confirmed two-tire contents before scheduling a pair replacement; Free Country ST205/75R15 Prem clearly identifies its set as S2.

Consider Ginenazo if your trailer is among the listed utility, boat, RV, camper, livestock, or cargo types and the stated capacity suits the load. Clarify the one-versus-two contents discrepancy before arranging installation.

Full product details
BrandGinenazo
Included Components1
Item Weight28 kg
Load Capacity975 kg
ManufacturerGinenazo
Part NumberST103
Manufacturer Warranty Description3 year
Rim Size15 inches
SizeST 205/75D15
Vehicle Tire ISO Metric Size DescriptionST205/75D15

Listed on Amazon as: Set of 2 ST205/75D15 Trailer Tires for Utility, Boat & Cargo Trailers, Durable Heavy-Duty Replacement Wheels

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Avoid the wrong wheel fitment

A 15-inch rim designation alone does not establish that a wheel assembly will fit your trailer hub. For example, the eCustomRim ST205/75D15 Assembly specifies a 15-by-5-inch rim, a 3.19-inch center bore, and a 5-lug pattern on a 4.5-inch center bolt circle. The GarveeTech ST205/75D15 Assembly also lists a 5-lug, 4.5-inch pattern, while the Garvee ST205/75D15 Assembly gives a 5.5-inch rim width and the same bolt pattern.

Those details are not interchangeable assumptions: confirm your hub’s bolt pattern, center bore, wheel width, and required tire size against the product listing before buying. Also distinguish tire-only listings, such as the Transeagle ST Radial II, from mounted assemblies.

A tire-only purchase does not supply the wheel, even when the tire’s size matches.

Radial versus bias: match construction to your use

Radial and bias-ply tires are different constructions, and these listings do not establish that one is universally better for every trailer. Radial options include the Free Country Grand Ride Radials in ST225/75R15 and the Transeagle ST Radial II and Free Country ST205/75R15 Radials in 205/75R15. The listed bias options include several ST205/75D15 pairs, including the eCustomRim Deep Tread Tires and WANDA Free Country Bias Tires.

Compare construction only after confirming the size and load rating required for your trailer. A further trade-off is quantity and fitment: the Grand Ride listing is for four tires, while several bias products are pairs, and some are mounted on wheels.

Buying a set with the wrong size or wheel arrangement can leave you with an unsuitable replacement, even if its load figure looks attractive.

How to Choose 15-Inch Trailer Tires

Load capacity and load range

Choose a tire whose load rating meets the trailer maker’s requirement at the specified inflation pressure. The listed figures vary: the Free Country Grand Ride Radials state 2,830 pounds, the Transeagle ST Radial II 2,403 pounds, and the Free Country ST205/75R15 Radials 2,150 pounds. Several 205/75D15 Load Range C options state a maximum of 1,820 pounds at 50 PSI, while the eCustomRim Deep Tread Tires list 1,760 pounds per tire in their features.

Do not treat a single tire’s capacity as the trailer’s safe capacity; check axle ratings, tire count, and loaded weight. Buyers needing a higher listed per-tire figure should compare the radial E options, while those whose trailer specifies Load Range C can consider the matching C-rated choices.

Tire size and construction

Match the exact size and construction specified for your trailer rather than choosing by rim diameter alone. Most products here are 205/75D15 bias tires or 205/75R15 radials; the Free Country Grand Ride Radials are the exception at ST225/75R15. The letter in the size description distinguishes the listed bias and radial options, so do not assume that a D and R version are the same product.

A buyer replacing a 205/75R15 radial should focus on size-matched radial choices such as the Transeagle ST Radial II or Free Country ST205/75R15 Radials. The larger 225/75R15 set may suit a trailer specified for that size, but buyers should verify clearance and manufacturer requirements before changing sizes.

Tires only or mounted wheels

Check whether you need replacement tires alone or a complete tire-and-wheel assembly, and confirm the wheel dimensions before ordering. The Transeagle ST Radial II and WANDA Free Country Bias Tires are listed as tire-only options, with WANDA explicitly noting that rims are not included. The eCustomRim ST205/75D15 Assembly and GarveeTech ST205/75D15 Assembly are pairs mounted on 15-inch wheels; their listings provide bolt-pattern details.

Garvee also lists a pair with 15-by-5.5-inch rims and a 5-lug, 4.5-inch pattern. A tire-only product suits buyers who already have compatible wheels or plan to mount the tires separately.

A mounted pair may be more convenient when replacing complete assemblies, but only if its bolt pattern, bore, and width match the trailer.

Which 15-inch trailer tires should you choose?

Choose the Free Country Grand Ride Radials if your trailer calls for ST225/75R15 tires and you want a four-tire radial set with a stated 2,830-pound capacity and Scuff Guard. For a 205/75R15 radial with the highest stated capacity among the size-matched options, the Transeagle ST Radial II lists 2,403 pounds, but it is tire only. The Free Country ST205/75R15 Radials offer a 2,150-pound figure and Scuff Guard.

If you need mounted 205/75D15 wheels, compare the eCustomRim ST205/75D15 Assembly and GarveeTech ST205/75D15 Assembly against your hub measurements. For bias tires without rims, consider WANDA Free Country Bias Tires.

Confirm required load range, exact tire size, quantity, and wheel fitment before ordering.

Frequently Asked Questions

How do I verify a trailer tire’s load rating against my axle and loaded trailer weight?

Compare the tire’s stated load capacity and load range with the trailer and axle requirements, using the fully loaded trailer weight and the load carried by each axle. Account for how weight is distributed across the tires. Do not exceed the rating of any tire, wheel, or axle, and follow the trailer manufacturer’s guidance.

What measurements do I need to confirm a 15-inch trailer wheel will fit my hub?

Check the wheel’s lug count and bolt pattern against your hub, then verify the center bore and any required wheel width or offset. A 15-inch diameter alone does not establish fit. Compare the wheel details with your trailer documentation or ask a qualified tire or trailer professional to confirm compatibility.

Should I choose radial or bias-ply tires for my trailer and towing conditions?

Choose the construction that matches your trailer’s requirements and the way you tow. Radial and bias-ply tires differ in construction and may suit different uses, so compare the manufacturer’s guidance alongside size and load rating. Do not switch construction or tire type without confirming it is appropriate for your trailer.

What should I confirm before replacing my trailer tires?

Confirm the exact tire size, required load range, number of tires needed, and whether you need tires alone or mounted wheel assemblies. For example, the listed options include both 205/75R15 radials and 205/75D15 bias assemblies, which are not interchangeable by assumption. Check your trailer documentation and existing fitment before ordering.

How can I tell whether a listing includes wheels?

Read the product title and listing details for terms such as “assembly,” “tire and wheel,” or “rims.” The Transeagle ST Radial II listing is a tire, while the eCustomrim and GarveeTech titles identify wheel assemblies. Confirm the included quantity and mounting details in the listing before placing an order.

Final Words

Start with your trailer’s specified tire size and load requirements, then verify wheel fitment and whether you need tires alone or mounted assemblies. The Free Country Grand Ride set is the overall pick when your trailer calls for ST225/75R15 and compatible Load Range E tires. For 205/75R15, compare the listed radial options by capacity and features; for mounted 205/75D15 wheels, check hub measurements before choosing.

Never assume a different size will fit.

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