2018 Audi S3 Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Audi S3, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x112 |
|---|---|
| Lug Nut / Bolt Size | B 14x1.50 |
| Center Bore (CB) | 57.1 mm |
| Offset (ET) | 50 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2018 S3 — Year-Specific Fitment Context
The 2018 Audi S3 is in year 4 of 10 using the 5x112 pattern (2015–2024). Wheels from any 2015–2024 Audi S3 are cross-compatible with the 2018 model.
Audi S3 Bolt Pattern by Year
The table below shows how the S3's wheel specifications have changed over the years. The 2018 model year is highlighted.
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 2018 Audi S3
The 2018 Audi S3 uses a 5x112 bolt pattern with a 57.1mm center bore. Aftermarket wheels often have a larger bore (e.g., 66.6mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset is critical: stock is 50mm; deviations beyond ±5mm may cause rubbing or clearance issues with brakes and suspension. Always use lug nuts with the correct thread pitch (14x1.50) and seat type—Audi typically uses ball seats, but aftermarket wheels may require conical or acorn seats. Mismatched lug nuts can lead to wheel loosening. Verify fitment with a test fit before final installation.
Historical Fitment Data Reference
In our dataset, Audi S3 appears from 2015 to 2024 (8 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: 2
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 95.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to maintain clamping force.
- ✅ If using aftermarket wheels, ensure hub-centric rings are made of metal (not plastic) for durability.
- ✅ Check brake caliper clearance: some 18-inch wheels may not clear the S3's performance brakes.
- ⚠️ Confirm bolt pattern carefully. 5x112 is often confused with other common 5-lug patterns.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
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2018 Audi S3 — Frequently Asked Questions
What is the bolt pattern for a 2018 Audi S3?
The 2018 Audi S3 uses a 5x112 bolt pattern (also called lug pattern or PCD). The center bore is 57.1mm and the offset is 50mm.
What other years of Audi S3 have the same bolt pattern as the 2018?
The Audi S3 uses the 5x112 pattern from 2015 through 2024. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
Do 2018 Audi S3s use lug bolts or lug nuts?
The 2018 S3 requires B 14x1.50 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
What is the factory wheel offset for a 2018 Audi S3?
The OEM offset for the 2018 S3 is typically around 50mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
How do I measure the bolt pattern on my 2018 Audi?
The 2018 S3 uses a 5x112 pattern. For 4, 6, or 8-lug wheels, measure center-to-center across opposite holes. For 5-lug, measure from the center of one hole to the back of the opposite hole.
What is the PCD for a 2018 Audi S3?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2018 S3, the PCD is 5x112.
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