2023 Audi TT Bolt Pattern & Tire Size
The 2023 Audi TT OEM tire size, bolt pattern, and wheel specifications are listed below. All data is based on industry-standard OEM reference specifications.
The 2023 Audi TT has a 5x112 bolt pattern, an OEM tire size of 245/40R18, and a 57.1mm center bore.
Other years of the Audi TT
2023 Audi TT Engine & Trim Levels
Detailed tire and wheel breakdown for the 2023 Audi TT
Tire geometry â 245/40R18
The 245/40R18 fitted to the 2023 Audi TT has a section width of 245mm and an aspect ratio of 40%, mounted on a 18-inch rim. That gives a sidewall height of 98.0mm (3.86") and an overall outside diameter of 653.2mm (25.72"). At highway speed this tire completes roughly 487 revolutions per kilometre, which is what your speedometer and odometer are calibrated against.
Plus-sizing window
If you want to upsize wheels on the 2023 Audi TT while keeping the speedometer accurate, target a 255/33R19 (plus-one). For a softer ride or winter setup, a 235/47R17 (minus-one) keeps the overall diameter within Âą3% of stock, which is the industry tolerance for ABS and stability control to stay calibrated.
Wheel fitment specs
The 2023 Audi TT uses a 5x112 bolt pattern with a 57.1mm hub bore. Safe rim width range for the OEM tire is 8.0J â 9.0J, and offsets in the ET45 â ET55 window will clear suspension and fender without rubbing on most setups.
Tire pressure guidance
Manufacturer-recommended cold tire pressure for the 2023 Audi TT is printed on the driver-side door jamb sticker â always defer to that value, not to the maximum pressure printed on the tire sidewall. Check pressure monthly and before long trips; under-inflation by 20% can reduce tread life by 25%.
OEM Wheel & Tire Specs
| Engine & Trim | Tire Size | Rim Size | Offset (ET) | |
|---|---|---|---|---|
| 45 TFSI S-Line | 18x8.5J | ET50 |
Frequently Asked Questions
What tire size does the 2023 Audi TT 45 TFSI S-Line use?
The 2023 Audi TT 45 TFSI S-Line uses 245/40R18 tires as standard equipment.
What is the bolt pattern of the 2023 Audi TT?
The 2023 Audi TT has a 5x112 bolt pattern with a center bore of 57.1mm.
What is the wheel offset of the 2023 Audi TT?
The 2023 Audi TT has a wheel offset of ET50.
Other Vehicles with 5x112 Bolt Pattern
The following vehicles share the same 5x112 bolt pattern as the 2023 Audi TT, making wheel interchangeability possible (verify offset and center bore before swapping).