1994 Buick Regal Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1994 Buick Regal, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x115 |
|---|---|
| Lug Nut / Bolt Size | N 12x1.50 |
| Center Bore (CB) | 70.3 mm |
| Offset (ET) | 45 |
| Torque Specs | 80 ft-lbs (108 Nm) |
1994 Regal — Year-Specific Fitment Context
The 1994 Buick Regal is in year 3 of 13 using the 5x115 pattern (1992–2004). Wheels from any 1992–2004 Buick Regal are cross-compatible with the 1994 model. Across its full production run (1992–2017), the Regal has also used: 5x120.
Buick Regal Bolt Pattern by Year
The table below shows how the Regal's wheel specifications have changed over the years. The 1994 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 5x115 | 70.3 | 45 |
| 1993 | 5x115 | 70.3 | 45 |
| ▸ 1994 | 5x115 | 70.3 | 45 |
| 1995 | 5x115 | 70.3 | 45 |
| 1996 | 5x115 | 70.3 | 45 |
| 1997 | 5x115 | 70.3 | 45 |
| 1998 | 5x115 | 70.3 | 45 |
| 1999 | 5x115 | 70.3 | 45 |
| 2000 | 5x115 | 70.3 | 45 |
| 2001 | 5x115 | 70.3 | 45 |
| 2002 | 5x115 | 70.3 | 45 |
| 2003 | 5x115 | 70.3 | 45 |
| 2004 | 5x115 | 70.3 | 45 |
| 2011 | 5x120 | 67.1 | 42 |
| 2012 | 5x120 | 67.1 | 42 |
| 2013 | 5x120 | 67.1 | 42 |
| 2014 | 5x120 | 67.1 | 42 |
| 2015 | 5x120 | 67.1 | 42 |
| 2016 | 5x120 | 67.1 | 42 |
| 2017 | 5x120 | 67.1 | 42 |
5x115 Pattern Context
This bolt pattern appears on 498 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x115:
Expert Buying Guide for 1994 Buick Regal
When selecting wheels for your 1994 Buick Regal, the 70.3mm center bore is critical. Aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. The factory offset is 45mm; deviations beyond ±5mm may cause rubbing or clearance issues. Always verify lug nut compatibility: the Regal uses M12x1.50 thread pitch with a conical (60-degree) seat. Using incorrect lug nuts (e.g., ball seat or wrong thread) can lead to wheel loss. For optimal safety, choose wheels with the exact bore or use quality rings, and confirm offset with a test fit.
Historical Fitment Data Reference
In our dataset, Buick Regal appears from 1992 to 2017 (20 model years). Across model years, this model appears with 2 bolt patterns (5x115, 5x120).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 2
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 3.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to maintain clamping force.
- ✅ Avoid using universal fit wheels without hub-centric rings; they can cause steering wheel vibration.
- ✅ Check brake caliper clearance when using wheels with offset below 40mm, as the 1994 Regal has tight caliper-to-spoke clearance.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 Nm), then re-check torque after 50-100 km (30-60 miles).
- ⚠️ This model has multiple bolt-pattern records across years. Match wheels to exact year/trim before purchase.
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1994 Buick Regal — Frequently Asked Questions
What is the bolt pattern for a 1994 Buick Regal?
The 1994 Buick Regal uses a 5x115 bolt pattern (also called lug pattern or PCD). The center bore is 70.3mm and the offset is 45mm.
What other years of Buick Regal have the same bolt pattern as the 1994?
The Buick Regal uses the 5x115 pattern from 1992 through 2004. Wheels from any of these model years are dimensionally compatible with the 1994, provided the offset and center bore also match.
Why is matching the 70.3mm center bore important for the 1994 Regal?
The 70.3mm 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 is the center bore of a 1994 Buick Regal?
The factory center bore (hub bore) for the 1994 Buick Regal is 70.3mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
How do I measure the bolt pattern on my 1994 Buick?
The 1994 Regal uses a 5x115 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 1994 Buick Regal?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1994 Regal, the PCD is 5x115.
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