OEM Tire Size for 2021 AUDI S3 Sportback
Maintaining the factory-recommended tire dimensions is crucial for the safety, fuel efficiency, and handling of your 2021 AUDI S3 Sportback 2.0L TFSI auttro S tronic 7AT (310 HP). The standard equipment tire size for this specific trim is 225/40R18.
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Thinking about upgrading your wheels? Before changing your rim diameter from the factory 18-inch size, always use our Tire Size Calculator to ensure your speedometer remains accurate.