2000 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 2000 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) |
2000 Regal — Year-Specific Fitment Context
The 2000 Buick Regal is in year 9 of 13 using the 5x115 pattern (1992–2004). Wheels from any 1992–2004 Buick Regal are cross-compatible with the 2000 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 2000 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 2000 Buick Regal
For your 2000 Buick Regal, the 5x115 bolt pattern and 70.3mm center bore are critical. Aftermarket wheels often have a larger center bore (e.g., 73.1mm), requiring hub-centric rings to prevent vibrations and ensure proper load transfer. Offset should stay near 45mm; deviations beyond ±5mm risk rubbing or bearing stress. Always use lug nuts with the correct thread pitch (12x1.5) and seat type—conical (60-degree) or ball seat—matching the wheel. Never mix seat types; improper seating can cause lug nuts to loosen. Verify wheel bore and offset before purchase to maintain safety and performance.
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 account for wheel settling.
- ✅ Avoid using universal fit wheels without hub-centric rings; they can cause vibration and wheel separation.
- ✅ Check that aftermarket wheels clear the brake calipers and suspension components, especially if offset is altered.
- ⚠️ 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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2000 Buick Regal — Frequently Asked Questions
What is the bolt pattern for a 2000 Buick Regal?
The 2000 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 2000?
The Buick Regal uses the 5x115 pattern from 1992 through 2004. Wheels from any of these model years are dimensionally compatible with the 2000, provided the offset and center bore also match.
What does 45mm offset mean for the 2000 Regal?
An offset of 45mm means the wheel's mounting surface is 45mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Buick.
What lug nut size does the 2000 Buick Regal use?
The 2000 Buick Regal uses N 12x1.50 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 2000 Buick Regal?
The OEM offset for the 2000 Regal is typically around 45mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Can I put aftermarket wheels on my 2000 Buick Regal?
Absolutely. Just ensure the aftermarket wheels have a 5x115 bolt pattern, an offset near 45mm, and a center bore of at least 70.3mm (using hub rings if larger).
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