What is the difference between 21-inch wheels and 22-inch wheels?

[LaAthena]

Here are the specific differences between 21-inch wheels and 22-inch wheels: 1. Grade: 21-inch wheels are of a higher grade than 22-inch wheels. 2. Comfort: 21-inch wheels offer better comfort and lower tire noise compared to 22-inch wheels. 3. Tire wall: The tires paired with 22-inch wheels have slightly thinner walls than those with 21-inch wheels. 4. Spare tire: 22-inch wheels come with their own spare tire. Here are the detailed explanations: 1. Introduction: The wheel hub is the rotating part of the wheel steel inside the tire connected by columns, that is, the metal component mounted on the axle that supports the tire. It is also called the rim, steel ring, wheel, or tire ring. Wheel hubs come in various types based on diameter, width, forming method, and material. 2. Classification: The wheel hub is also called the rim. Depending on the characteristics and needs of different vehicle models, the surface treatment process of the wheel hub will also adopt different methods, which can be roughly divided into painting and electroplating.