What does 101W on a tire mean?

2 Answers
StAugust
07/24/25 3:27am
The meaning of 101W on a tire: 101 represents a maximum load capacity of 825 kilograms; W indicates a speed rating of 270 kilometers per hour. Tires are circular elastic rubber products mounted on various vehicles or machinery to roll on the ground, typically installed on metal rims. They support the vehicle body, absorb external shocks, ensure contact with the road surface, and maintain driving performance. Tires are often used under complex and demanding conditions, enduring various deformations, loads, forces, and high or low temperatures during operation. Therefore, they must possess high load-bearing capacity, traction performance, and shock absorption. Additionally, tires require high wear resistance, flexibility, and low rolling resistance with minimal heat generation.
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LeCorey
08/10/25 11:01pm
From my twenty years of driving experience, the tire code 101W refers to specific specifications. The number 101 is the load index, indicating the maximum weight each tire can bear, approximately 825 kilograms. The letter W represents the speed rating, meaning the tire can handle speeds up to 270 kilometers per hour. These numbers and letters aren't just randomly printed—they directly impact safety and performance. Choosing the wrong ones could lead to blowouts at high speeds or insufficient load capacity causing skidding. I remember a guy who mismatched the specifications and ended up with deformed tires after a long trip, nearly causing an accident. So, when buying new tires, always refer to your vehicle's manual or the label on the tire sidewall. Don't just go for the cheapest or best-looking option; proper matching ensures stability and safety. Also, regularly check tire pressure and tread wear. Low pressure or severe wear can significantly reduce performance. Paying attention to these small details can prevent major issues.
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