Audi S8
1996-2026 3 engines 3 sizes
The Audi S8 was produced from 1996 to 2026. Below you'll find all factory tyre dimensions with recommended pressure, compatible alternative sizes, and tyres in stock with load and speed index that meet the manufacturer specification.
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Factory fitment sizes
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Questions about tyres for Audi S8
What are the factory tyre sizes for Audi S8?
Factory-fitment sizes for Audi S8: 265/40 R20. These are the dimensions specified by the manufacturer.
Which load and speed index does this car require?
For Audi S8 the minimum factory load index is 103 and speed index is H. Replacement tyres must meet or exceed these ratings.
Can I install winter tyres of different sizes?
Alternative sizes are allowed if the overall rolling diameter stays within ±3% of the OEM specification and load/speed index meet requirements. Winter tyres are mandatory in Croatia from 15 November to 15 April.