2021 Audi A8 Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2021 Audi A8, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x112 |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 66.5 mm |
| Offset (ET) | 30-45 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2021 A8 — Year-Specific Fitment Context
The 2021 Audi A8 is in year 25 of 28 using the 5x112 pattern (1997–2024). Wheels from any 1997–2024 Audi A8 are cross-compatible with the 2021 model.
Audi A8 Bolt Pattern by Year
The table below shows how the A8's wheel specifications have changed over the years. The 2021 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1997 | 5x112 | 57.1 | 42 |
| 1998 | 5x112 | 57.1 | 42 |
| 1999 | 5x112 | 57.1 | 42 |
| 2000 | 5x112 | 57.1 | 42 |
| 2001 | 5x112 | 57.1 | 42 |
| 2002 | 5x112 | 57.1 | 42 |
| 2003 | 5x112 | 57.1 | 42 |
| 2004 | 5x112 | 57.1 | 42 |
| 2005 | 5x112 | 57.1 | 42 |
| 2006 | 5x112 | 57.1 | 42 |
| 2007 | 5x112 | 57.1 | 42 |
| 2008 | 5x112 | 57.1 | 42 |
| 2009 | 5x112 | 57.1 | 42 |
| 2010 | 5x112 | 57.1 | 42 |
| 2011 | 5x112 | 66.6 | 42 |
| 2012 | 5x112 | 66.6 | 42 |
| 2013 | 5x112 | 66.6 | 42 |
| 2014 | 5x112 | 66.6 | 42 |
| 2015 | 5x112 | 66.6 | 42 |
| 2016 | 5x112 | 66.6 | 42 |
| 2017 | 5x112 | 66.6 | 42 |
| 2018 | 5x112 | 66.5 | 30-45 |
| 2019 | 5x112 | 66.5 | 30-45 |
| ▸ 2021 | 5x112 | 66.5 | 30-45 |
| 2022 | 5x112 | 66.5 | 30-45 |
| 2023 | 5x112 | 66.5 | 30-45 |
| 2024 | 5x112 | 66.5 | 30-45 |
5x112 Pattern Context
This bolt pattern appears on 1490 vehicles in our current database and is considered common.
Examples of other vehicles using 5x112:
Expert Buying Guide for 2021 Audi A8
For your 2021 Audi A8, the bolt pattern is 5x112 with a critical center bore of 66.5mm. Aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. Offset must stay within 30-45mm; deviations risk rubbing or suspension interference. Always use lug nuts with the correct thread pitch (14x1.5) and seat type—Audi typically uses ball seats, but verify. Cone-seat lugs can damage factory wheels. Torque to manufacturer specs (usually 120 Nm) and re-torque after 50 miles. Wheels from 1997–2024 Audi A8 models are cross-compatible, but verify offset and bore.
Historical Fitment Data Reference
In our dataset, Audi A8 appears from 1997 to 2024 (27 model years). Across recorded model years, this model generally keeps the same bolt pattern.
- Observed bolt-pattern variants for this model: 1
- Observed center-bore variants for this model: 3
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 87.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50 miles of driving to ensure proper seating.
- ✅ Avoid using cone-seat lug nuts on factory Audi wheels; they require ball-seat or radius-seat lugs.
- ✅ Check that aftermarket wheels include hub-centric rings to match the 66.5mm center bore; otherwise, vibrations may occur.
- ⚠️ Confirm bolt pattern carefully. 5x112 is often confused with other common 5-lug patterns.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
Ready to upgrade or perform maintenance?
🛒 Shop Tools & Accessories on AmazonAs an Amazon Associate, I earn from qualifying purchases.
2021 Audi A8 — Frequently Asked Questions
What is the bolt pattern for a 2021 Audi A8?
The 2021 Audi A8 uses a 5x112 bolt pattern (also called lug pattern or PCD). The center bore is 66.5mm and the offset is 30-45mm.
What other years of Audi A8 have the same bolt pattern as the 2021?
The Audi A8 uses the 5x112 pattern from 1997 through 2024. Wheels from any of these model years are dimensionally compatible with the 2021, provided the offset and center bore also match.
Why is matching the 66.5mm center bore important for the 2021 A8?
The 66.5mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
What lug nut size does the 2021 Audi A8 use?
The 2021 Audi A8 uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the factory wheel offset for a 2021 Audi A8?
The OEM offset for the 2021 A8 is typically around 30-45mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
What is the PCD for a 2021 Audi A8?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2021 A8, the PCD is 5x112.
Need more vehicle fitment data?
Access our complete, raw JSON/CSV database of over 11,000+ vehicles for your next app or project.
Get the Full Dataset