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Unique Speed Ratings . The "Z" rating may appear on any tire rated above 149 MPH. Tires with "Z" ratings were originally thought to be to the highest rated tires a vehicle would require.
* W- and Y-speed ratings are subcategories of the Z-speed rating. ** Per the TR&A 2007 yearbook, for tires having a maximum speed capability above 240 km/h (149 mph), a ZR may appear in the size designation.
Tire Speed Ratings Refer to More Than Just Speed. Tire speed ratings make a difference not only in regards to speed, but in regards to ride comfort, wear and cornering ability. Typically, the higher the speed rating the better the grip and stopping power but the lower the tread life.
AltiMAX RT 43 (Road Touring) tires featuring T-speed ratings are General's Standard Touring All-Season tire members of their AltiMAX family of flagship tires. Designed to deliver impressive consumer value through even treadwear and extended treadlife, the AltiMAX RT 43 combines a quiet, comfortable ride with year-round, all-season traction, even in light snow.
Load ranges, speed rating and ply ratings - what are they with charts.
What do the numbers and letters on tires mean? Understanding tire service description, load rating, and speed rating. If you look at the sidewall of a tire, you’ll see a whole slew of characters and numbers.
High Speed Trailer Tires That Last. Whether you are building a custom trailer, replacing worn out lawn mower tires, or upgrading boat trailer tires, Northern Tool carries a large selection of both tires and wheels.Choose between many sizes and top brands, including Martin Wheels and Kenda Tires.Choose from a line of trailer tires, which include a powder coating, that gives you a longer lasting ...
Automobile tires are described by an alphanumeric tire code (in American English and Canadian English) or tyre code (in British English, Australian English and others), which is generally molded (or moulded) into the sidewall of the tire. This code specifies the dimensions of the tire, and some of its key limitations, such as load-bearing ability, and maximum speed.
H rated tires have stronger construction than T rated tires. The concern may not be speed although a Subaru can exceed 118 MPH hence those tires however it may be load rating of the tires.