The odds are 95% or better that the tires on your car are what are called "all season radials", and they are fine year-round. If you want, you can stop at any tire store and they will gladly tell you exactly what they are - usually no charge for that.
Winter tires have a deep and differing grip pattern on then which is designed to push snow and slush awy from beneath them. Summer tires are more designed for basic wet and warm conditions
Yes, it is generally cheaper to keep summer and winter tires on their own rims
Winter, because there's mire heat and pressure in the Summer.
Wanti tires are for use in passenger vehicles and of broad variety of light trucks. The tires supply as high performance in summer winter as they are in winter.
The tires build up heat and become softer.
The same materials summer tires are made of. They just have a different tread pattern.
Tread not designed for traction in snow.
There is no such thing as car rims for winter. There are however car tires for winter which are called winter tires. They have a much more agressive tread design that will grip better in snow but they wear faster on dry pavement and are noisey. Some people mount these snow tires on another set of rims and change them out come winter removing their summer tires/rims.
actually bicycle tire or for that matter any kind of tire does lose air, the heat in the summer causes the air in the tires to expand. That's why is not a good idea to fill your tires to the max in the summer time.
Yokohama tires are very good tires. They have a great treadlife and are great for summer and winter driving. They are a bit pricey, but well worth the money.
Yes, the heat causes the air to expand in the tires. Conversely, the cold air in winter reduces tire pressure.
No, you don't have to. Air is air, no such thing as summer or winter air just check and maintain the proper air pressure required for your vehicle.