The Toyo Proxes Sport A/S is an ultra-high-performance all-season tire aimed at spirited drivers who want a sporty driving feel. A specialized silica compound supports strong braking on wet and dry roads, and a dynamic taper with an improved rib design spreads contact evenly when braking and adds stability through corners.
This 255/45R18 size carries a 103Y load and speed rating with extra load (XL) construction. It has 9.7/32-inch tread depth, a 50 psi maximum inflation pressure, a UTQG rating of 440AAA and an overall diameter of about 27 inches. It is backed by a 40,000-mile treadwear warranty.
| Tire size | 255/45R18 |
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| Tire load index | 103 |
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| Tire load range | Extra Load |
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| Tire season | All-Season |
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| Tire terrain | Highway Terrain |
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| Uniform tire quality grade (utqg) | 440 AA A |
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| Tire treadwear rating | 440 |
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| Tire sidewall style | B |
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| Tread depth | 9.7/32 |
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| Overall diameter | 27 in |
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| Manufacturer | Toyo |
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| Tire width | 255 mm |
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| Vehicle fitment type | Universal |
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| Is run flat | N |
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| Vehicle type | Car |
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| Construction type | Radial |
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| Electric vehicle tire | N |
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| Automotive parts division | Performance |
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| Wheel diameter | 18 in |
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| Flotation tire | N |
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| Maximum vehicle rim width | 9.50 in |
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| Features | Fits Multiple Makes And models |
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| Items included | Tire Only |
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| Minimum vehicle rim width | 8.00 in |
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| Total count | 1 |
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| Vehicle class designator | P |
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| Tire location | Front and Rear Tires |
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| Tire diameter | 18 in |
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| Tire type | Passenger Car Tires |
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| Model | Proxes Sport A/S 214390 |
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| Maximum inflation pressure | 50 psi |
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| Tire aspect ratio | 45 |
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Specifications are as published by the manufacturer. Please confirm the size against the placard on your vehicle before ordering.
