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Understanding Tire Load Index and Speed Ratings

Dec 9, 2025 · Narak Chaiyasit · Warehouse Manager · 2 min read
Understanding Tire Load Index and Speed Ratings

Sidewall markings can be confusing. We explain load index and speed ratings to help you order the correct tires for your local fleet customers.

For tire retailers and fleet managers, the technical markings on a tire sidewall are more than just numbers; they are the key to safety and performance. Misreading these specs can lead to premature failure and, worse, significant safety risks. At T.K.M. Auto Tire Co., Ltd., we believe that technical knowledge is the foundation of a successful wholesale tire business. ## Key Specs Explained - Load Index: This is the numerical code (e.g., 94) that defines the maximum weight the tire can support at full inflation. Ignoring this index is a frequent cause of dangerous blowouts in commercial fleets. - Speed Rating: This letter (e.g., V) indicates the maximum speed the tire can handle under load. Choosing a tire with an insufficient speed rating can lead to excessive heat buildup and structural degradation. ## Why It Matters When you place an order for your next 20ft or 40ft container, knowing the precise requirements of your local market is paramount. We don't just ship tires; we help our partners audit their requirements to ensure that every unit in their container is perfectly matched to their operational demands. The takeaway for your business is that technical accuracy builds credibility. When you provide the right specs for your clients' specific vehicles, you become a trusted advisor rather than just another vendor. Reach out to us for a consultation on your next order, and let’s ensure your container is perfectly specified.

tire specsload indexspeed ratingtechnical knowledge

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