Illustration: A tire sidewall illustrates the location of product-identification markings.

AI-generated editorial illustrations; the scenes do not depict Titan personnel, premises or specific products for sale.

Two tires can share a model family and size while carrying different original-equipment designations. Those versions may have been developed around particular vehicle requirements. Ask what a designation means for the exact product rather than assuming it is decorative branding.

Capture the complete identity

When requesting a replacement, include any additional sidewall markings and the product code if available. Give the vehicle's year, model and trim, and explain whether you are replacing one tire or the whole set. A shortened invoice description may not identify every version.

Illustration: Two tire designs and a blank clipboard illustrate a product comparison.
AI-generated editorial illustration. Two tire designs and a blank clipboard illustrate a product comparison.

Check the manufacturer's position

Look for guidance from the vehicle maker and tire manufacturer about the application. Do not assume that an original-equipment version is automatically better for every vehicle, or that a general replacement is automatically equivalent. The relevant question is suitability for this setup.

Illustration: An open vehicle door illustrates where vehicle-specific information may be found.
AI-generated editorial illustration. An open vehicle door illustrates where vehicle-specific information may be found.

Price the actual alternatives

If more than one option is approved, compare the differences in intended behavior, availability and written terms. Keep the full product details on the estimate. That prevents a later substitution from being accepted merely because the large model name remains the same. For partial replacements, compatibility with the remaining tires deserves particular attention.

Sources and further reading

These resources provide technical background and consumer guidance for the decisions discussed above. Use the instructions for your exact vehicle and installed components when applying that information. Manufacturer examples describe their own products; Wikipedia is included for general terminology. Sources reviewed September 6, 2026.

A vehicle-specific next step

For help planning service in Madison or the Nashville area, bring the vehicle details and relevant records discussed in this guide. Confirm the inspection scope, current product availability and estimate with the shop.

Frequently asked questions

Can I ignore extra letters after the model name?

Have them identified first. They may distinguish an application-specific version or another meaningful specification, and they can affect the replacement discussion.

Related guides

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