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Consignment

Home FAQ Speed Ratings "ZR" Rated Tires
"ZR" Rated Tires PDF Print E-mail
When "ZR" appears in the size designation with the service description, the maximum speed is as indicated by the service description.

EXAMPLES:
Tire Designation
P275/40ZR17
P275/40ZR17 93Y Maximum Speed
93W 270 km/h (168 mph)
300 km/h (186 mph)

For tires having a maximum speed capability above 240 km/h (149 mph), a "ZR" may appear in the size designation.

For tires having a maximum speed capability about 300 km/h (186 mph), a "ZR" must appear in the size designation.

Consult the tire manufacturer for maximum speed when there is no service description.

 
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