The alphanumeric string represents a specific tire size available for purchase at a major retailer. It details critical measurements: the section width in millimeters (205), the aspect ratio (55, indicating sidewall height as a percentage of section width), the radial construction type (R), and the rim diameter in inches (16). These specifications ensure compatibility with particular vehicle models.
Acquiring appropriately sized tires is essential for vehicle safety and performance. Correct tire dimensions maintain accurate speedometer readings, proper handling characteristics, and optimal braking efficiency. The retailer’s significance lies in providing convenient access and competitive pricing to a wide range of consumers needing replacement or new tires, representing a significant market segment within the automotive parts industry.