ZR basically means the tyre is adapted for speeds above 149 mph. ZR tyres includes the speed ratings V(149mph), W(168mph) and Y(186mph). Before 1990, the manufacturers used “ZR” to mean high performance tyres before the ratings got refined with W, Y
Speed Symbol Max Speed
———— ———
P 93 mph
S 112 mph
H 130 mph
Y 186 mph
Moreover, What does 67h mean on a motorcycle tire?
667 maximum load rating
Secondly, What does H or V speed rating mean?
The letters “H” and “V” represent speed ratings. Z, W and Y are ratings for speeds over 240 kph. The rating is the speed the tire has been tested to for continuous safe driving. The English equivalent speed for H-rated tires is 130 mph and V-rated tires are good for up to 149 mph.
Simply so, What is a ZR speed rating on tires?
ZR basically means the tyre is adapted for speeds above 149 mph. ZR tyres includes the speed ratings V(149mph), W(168mph) and Y(186mph). Before 1990, the manufacturers used “ZR” to mean high performance tyres before the ratings got refined with W, Y
What is load rating on motorcycle tires?
The load rating corresponds to the total load carrying capacity of the tire at the speed indicated by the speed symbol. The Aspect Ratio equals the height divided by the width times 100. NOTE: The information on this page was taken from various motorcycle tire manufacturer websites.
28 Related Question Answers Found
What does H speed rating mean?
An H speed rating indicates the tire is approved for speeds up to 130 mph (210 km/h) under optimal conditions. An H speed rating is at the low end, or at the start of the performance tire speed ratings.
What does the ZR stand for on tires?
ZR basically means the tire is adapted for speeds above 149mph. ZR tires includes the speed ratings V(149mph), W(168mph) and Y(186mph). The R stands for radial.
What does load rating on tires mean?
max load
What does the T or H mean on tires?
All these ratings cover speeds well above legal limits. The most popular, S, T, and H, are rated for 112, 118, and 130 mph, respectively. Traditionally, most family cars have used S- and T-rated tires, while tires rated H and higher have mostly been available only in sports cars or upscale sports sedans.
Can you patch a ZR rated tire?
Can tires rated H (130 m.p.h.), V (more than 130 m.p.h.) or Z (more than 149 m.p.h.) be safely repaired? Yes, with some reservations. Most punctures can be repaired, and the tire returned to service, as long as the puncture is in the tread area. If the damage is in the shoulder or sidewall, however, replace the tire.
Can I use T rated tires instead of H?
T rated tires will be just fine for your car. IMO an H rated tire is overkill for your vehicle anwyay. This isn’t a vehicle that will be raced or do high speed chases for law enforcement or anything.
What does 77h mean on a motorcycle tire?
speed rating and load index
Should I get H or T rated tires?
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. Not only is the “T” rating good for 118 mph, it’s good for CONTINUOUS use at 118 mph.
Are wider motorcycle tires better?
It’s always a balance of grip, handling, and wear. So, smaller, less powerful bikes can get away with smaller, narrower tires, while bigger, more powerful bikes require larger, wider tires so that they offer adequate traction and wear, but not so wide that it ruins the handling.
Does tire speed rating matter?
The speed rating tells you the speed the tire can safely maintain over time. A higher speed rating usually means you will have better control and handling at higher speeds – and that the tire can take the extra heat. As a general rule, tires with higher speed ratings also handle better at slower speeds.
What is the difference between Z and ZR tires?
A letter from A to Z symbolizes a tire’s certified speed rating, ranging from 5 km / h (3 mph ) to above 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.
What does load index mean on tires?
Tire load index tells you how much weight your car can safely carry based on the correct tire size and pressure.
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