The width determines if the tire will fit OK on the rim, if it will fit OK in the wheel arch, and the amount of traction it can offer. A car that gets too much traction can flip instead of slide when turning hard, which is more dangerous.
It usually can
The width of the contact patch of the tire on the road.
205 is the width of your tire the 65 is an aspect ratio that determines how tall the tire is compared to the width
The width of the road.
That is the tire profile or section width. The number is a metric figure standing for the width of the tire in millimeters.
265 on a tire is the width of the tire in mm
No, you have to buy a wider tire.
"Contact" width is the tread with of a tire, not to be confused with sidewall width.
Depends on the size tire and the aspect ration of that tire.
Crushed limestone trails can do a lot of damage to bicycles. It is important to have a tire that is at least an inch wide.
It will to a limited degree, but so will the road surface, the air pressure in the tire, your driving style and the weather - -
Which Tire is bigger you ask? The 30X9.50r15 is larger than the 16 in tire in width. To get the width of the 15 inch tire you need to multiply 30 by 9.50. This will give you a total width of 285. So the width of the 15 inch tire is 285mm wide. The width of the 16 inch tire is 225. So there is a difference of 60 mm. I am not familiar with the Jeep Cherokee. I have seen a few people place 255/70r/16s on their jeep cherokees. I think 285 mm wide tires might be a little too wide. If you decide to lift this jeep, then you should not have a problem placing a 285 mm wide tire on it. For more info on reading a tire sidewall check out the following link. http://www.dummies.com/WileyCDA/DummiesArticle/Reading-a-Tire-Sidewall.id-2667.html