The Michelin Pilot Sport 4 is a radial performance tire for passenger cars and part of the Pilot Sport family. It is intended for everyday highway driving and is built to handle both wet and dry road conditions.
In the 255/45ZR17 size, this tire has a 98Y load and speed rating. Specs include 9.5/32-inch tread depth, a 51 psi maximum inflation pressure, a UTQG rating of 320AAA and an overall diameter of about 26.1 inches. A 20,000-mile treadwear warranty applies to this size.
| Tire size | 255/45ZR17 (98Y) |
| Tire load index | 98 |
| Tire speed rating | (Y) |
| Tire load range | B |
| Tire terrain | Highway Terrain |
| Uniform tire quality grade (utqg) | 320 AA A |
| Tire treadwear rating | 320 |
| Tire sidewall style | Black Sidewall |
| Tread depth | 9.5/32 |
| Overall diameter | 26.1 in |
| Manufacturer | Michelin |
| Tire width | 255 mm |
| Vehicle fitment type | Specific |
| Is run flat | N |
| Vehicle type | Car |
| Construction type | Radial |
| Electric vehicle tire | N |
| Automotive parts division | Performance |
| Wheel diameter | 17 in |
| Flotation tire | N |
| Maximum vehicle rim width | 9.5 in |
| Features | All-Weather, Compatible With Multiple Cars |
| Items included | Tire Only, Rim Not Included |
| Minimum vehicle rim width | 8 in |
| Total count | 1 |
| Vehicle class designator | P |
| Tire location | All-Position Tire |
| Tire diameter | 17 in |
| Tire type | Passenger Car Tires |
| Model | 12581.1 |
| Maximum inflation pressure | 51 psi |
| Tire aspect ratio | 45 |
Specifications are as published by the manufacturer. Please confirm the size against the placard on your vehicle before ordering.