What is the Difference Between 21-inch and 22-inch Wheels?

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Here are the specific differences between 21-inch and 22-inch wheels: Grade: 21-inch wheels are of a higher grade than 22-inch wheels. Comfort: 21-inch wheels offer better comfort and lower tire noise compared to 22-inch wheels. Tire wall: The tire wall for 22-inch wheels is slightly thinner than that for 21-inch wheels. Spare tire: 22-inch wheels come with their own spare tire. Below is a detailed introduction: Introduction: The wheel hub is the rotating part of the tire's inner rim connected to the wheel core via spokes, which is the metal component mounted on the axle that supports the tire. It is also known as the rim, steel ring, wheel, or hubcap. Wheel hubs come in various types based on diameter, width, manufacturing method, and material. Classification: Wheel hubs are also called rims. Depending on the characteristics and requirements of different vehicle models, the surface treatment process for wheel hubs varies, mainly categorized into painting and electroplating.