Q:How often do they need to be replaced?

For the tire life, you can refer to the following points:1. from the date of initial use (not more than 5 years of production date) tires, in addition to check and maintain the daily pressure, also suggested that the professionals at least once a year to check, to determine all the tires (including spare) whether can continue to use. Tire professional inspection can query the local Michelin tire shop.2. tyres that have been calculated for more than 10 years from the date of production, we do not recommend continued use. For safety reasons, tyres including spare tires and tires that appear to be durable or have no wear indications should be replaced.In addition, the damaged tire should also pay attention to measure whether the need to be replaced, such as the lack of gas after rolling the tire while still running in the inflated state, but due to the internal structure of the tire may have been damaged, so that timely replacement of fetal. Special need to remind is that drum wrapped tires shall not continue to use.Whether to change tires is recommended, and there is no definite connection between the number of kilometers and the time the tires are used.

Q:Do I need a dynamic balance check for the big truck tires?

Large trucks long load, but also outside the long-distance running in the majority, so to check the dynamic balance of the tires is essential.

Q:The left rear tire side of the car scratch, need to change it?

From the line of tyre usage, there will be four digits on the side wall of the tire indicating the date of manufacture of the tire, the first two representing weeks, and the last two representing the year. The use of tires generally do not exceed 3 years, mileage is not more than 60 thousand kilometers. Although slightly longer than the length of life and mileage is no harm to the overall situation, but the winter low temperature and summer rain will make the tire of wetland grip and dry ground handling is relatively poor.2, pay close attention to the side wall of the car tire: as the tire rubber gradually aging, the tire side wall will appear deep lines. However, as long as the sidewall of the tire is not impacted and the cord is not broken, it can continue to be used. The triangle mark on the side wall of the tire can help the owner find a protuberance in the groove of the crown, and can determine the actual wear limit of the tire. The value should be greater than 1.6 millimeters.

Q:What kind of car is a solid tire used for?

Let me talk about it,What you call a solid tire, actually, I've seen one on a bicycle, but I've seen a kid with a 12 inch bike.We know that a pneumatic tire will travel more smoothly and with stronger grip, so we usually use pneumatic hollow tires.But in some special places, we have to use solid tyres to do some of the functions that the hollow tyres don't have. Here is not an example, upstairs has said very well.Ha ha, I hope my answer can give you some help.

Q:How to distinguish the tire grades?

Each tire side is engraved with the tire speed symbol (also called speed level), corresponding to the speed symbol, you can know the maximum speed of the tire

Q:Which brand of tires is best for a lorry running highway?

Wear resistant tires easily burst tires, running tires are not wear-resistant, the triangle is not much

Q:What's the wax of a car tire?

Owners should be based on the role of vehicle wax characteristics, the vehicle's new and old, paint paint color and driving environment and other factors to consider. For the car, can choose high-grade car wax car; the best color coated polishing wax to protect the gloss and color; summer should use UV wax; poor driving environment with protective effect of prominent tree ester wax is suitable; for ordinary vehicles, with ordinary pearl or metal paint series car the wax can be.Then, after choosing the car wax, what should be paid attention to in the process of waxing? Today let the editor for you to popularize the wax precautions.

Q:Excuse me, why is truck wheel hub different from front and rear tires?

The hub is the same, concavo convex, just different mounting positions, if the front wheel is a single pack, the convex side on the outside, the rear wheel two together, the convex face convex installation, the outside nature is concave.

Q:Are car tires vacuum tires?

Types and specifications: international standard tire tire code, expressed in millimeters and flat section height ratio percentage, followed by type code: tire, rim diameter (inches), load index (allowable load allowable speed, the quality of code) code. For example: 175/70R 14 77H, 175 represents the tire width is 175MM, and 70 represents the tire cross-section flat ratio is 70%, that is, the cross section height is 70% of the width, the rim diameter is 14 inches, the load index is 77, the allowable speed is H.

Q:How many kinds of tread patterns are there in car tires?

Buy tires must first determine the original vehicle tire specifications. Usually the car tire specifications of the logo is ***/** R** * is digital. (for example: 205/55R16)The specifications of the tyres must be consistent with the specifications of the tyres assembled by the original vehicle. If you need to change the tire specifications, you must go to a professional refit shop to upgrade the tires or consult the car manufacturer.