Tire Size Specification
VIN Verification Required2023 Audi S8 4.0L 8-cyl Turbo Hybrid — Tire Size
Recommended interval: Rotate every 5,000–7,500 miles; check cold PSI monthly
Factory Tire Size
265/40R20 / 265/35R21 / 275/35R21
Quick Purchase
Check verified fitment on Amazon
Technical Specifications
| Front Tire Size | 265/40R20 / 265/35R21 / 275/35R21 |
|---|---|
| Rear Tire Size | 265/40R20 / 265/35R21 / 275/35R21 |
| Rim / Wheel Size | 20" |
| Matched Trims | L |
Compatible Aftermarket Options
Direct OEM cross-references- Buy Michelin / Continental / Pirelli 265/40R20 on AmazonMichelin / Continental / Pirelli265/40R20
Search query: 265/40R20 tire
DIY Fitment & Verification Checklist for 2023 Audi S8
- Confirm your engine code or trim variant above before ordering parts, as mid-year production changes can affect tire size fitment.
- When purchasing OEM or aftermarket brands (Motorcraft, ACDelco, Mopar, Wix, Fram, Mobil 1, Bosch, NGK), cross-check the Amazon Garage Confirmed Fit badge with your 17-digit VIN.
- Always consult your 2023 Audi S8 owner's manual for exact torque specs and fluid service intervals.
Sources: NHTSA vPIC & OEM Service SpecificationsReport an inaccurate spec or part number
Frequently Asked Questions
What is the OEM tire size specification for a 2023 Audi S8?
The primary OEM tire size part number / specification for the 2023 Audi S8 4.0L 8-cyl Turbo Hybrid is 265/40R20 / 265/35R21 / 275/35R21.
Which aftermarket tire size brands fit the 2023 Audi S8?
Compatible aftermarket options include Michelin / Continental / Pirelli 265/40R20.