1993 Buick Park Avenue Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1993 Buick Park Avenue, 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) |
1993 Park Avenue — Year-Specific Fitment Context
The 1993 Buick Park Avenue is in year 2 of 14 using the 5x115 pattern (1992–2005). Wheels from any 1992–2005 Buick Park Avenue are cross-compatible with the 1993 model.
Buick Park Avenue Bolt Pattern by Year
The table below shows how the Park Avenue's wheel specifications have changed over the years. The 1993 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 |
| 2005 | 5x115 | 70.3 | 45 |
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 1993 Buick Park Avenue
When selecting wheels for your 1993 Buick Park Avenue, the 5x115 bolt pattern is shared with 1992–2005 models, ensuring cross-compatibility. However, the 70.3mm center bore is critical: aftermarket wheels often have a larger bore (e.g., 73.1mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset is sensitive; the factory 45mm offset maintains suspension geometry and brake clearance. Deviating more than ±5mm may cause rubbing or handling issues. Always use lug nuts with the correct thread pitch (12x1.5) and seat type: factory wheels use a conical (60-degree) seat, while aftermarket may require ball or flat seats. Mismatched lug nuts can lead to wheel loosening. Re-torque after 50 miles of driving.
Historical Fitment Data Reference
In our dataset, Buick Park Avenue appears from 1992 to 2005 (14 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: 1
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Always use hub-centric rings if aftermarket wheels have a bore larger than 70.3mm to prevent vibrations.
- ✅ Stick to offset between 40-50mm to avoid rubbing on the strut or fender; verify clearance with the tire size.
- ✅ Re-torque lug nuts to 100 ft-lbs after 50 miles; use a torque wrench and check for proper conical seat engagement.
- ⚠️ 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).
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1993 Buick Park Avenue — Frequently Asked Questions
What is the bolt pattern for a 1993 Buick Park Avenue?
The 1993 Buick Park Avenue 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 Park Avenue have the same bolt pattern as the 1993?
The Buick Park Avenue uses the 5x115 pattern from 1992 through 2005. Wheels from any of these model years are dimensionally compatible with the 1993, provided the offset and center bore also match.
How do I measure the bolt pattern on my 1993 Buick?
The 1993 Park Avenue 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 does 45mm offset mean for the 1993 Park Avenue?
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 is the PCD for a 1993 Buick Park Avenue?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1993 Park Avenue, the PCD is 5x115.
Will wheels from another Buick fit my 1993 Park Avenue?
Only if they share the exact same 5x115 bolt pattern, a compatible offset, and a center bore equal to or larger than 70.3mm.
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