1998 Buick Skylark Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1998 Buick Skylark, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x100 |
|---|---|
| Lug Nut / Bolt Size | N 12x1.50 |
| Center Bore (CB) | 57.1 mm |
| Offset (ET) | 42 |
| Torque Specs | 80 ft-lbs (108 Nm) |
1998 Skylark — Year-Specific Fitment Context
The 1998 model year is the final year of the Buick Skylark's 5x100 bolt pattern run (since 1992). Wheels from any 1992–1998 Buick Skylark are cross-compatible with the 1998 model.
Buick Skylark Bolt Pattern by Year
The table below shows how the Skylark's wheel specifications have changed over the years. The 1998 model year is highlighted.
Fitment Notes
The 1998 Buick Skylark has a bolt pattern of 5x100.
This means it is a 5 lug pattern with a circle diameter of 100mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, Buick Skylark appears from 1992 to 1998 (7 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
5x100 Pattern Context
This bolt pattern appears on 447 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x100:
1998 Buick Skylark — Frequently Asked Questions
What is the bolt pattern for a 1998 Buick Skylark?
The 1998 Buick Skylark uses a 5x100 bolt pattern (also called lug pattern or PCD). The center bore is 57.1mm and the offset is 42mm.
What other years of Buick Skylark have the same bolt pattern as the 1998?
The Buick Skylark uses the 5x100 pattern from 1992 through 1998. Wheels from any of these model years are dimensionally compatible with the 1998, provided the offset and center bore also match.
What is the factory wheel offset for a 1998 Buick Skylark?
The OEM offset for the 1998 Skylark is typically around 42mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Will wheels from another Buick fit my 1998 Skylark?
Only if they share the exact same 5x100 bolt pattern, a compatible offset, and a center bore equal to or larger than 57.1mm.
Can I use spacers on my 1998 Buick Skylark?
Yes, but ensure the wheel spacers match the 5x100 bolt pattern and 57.1mm center bore. Also verify that you have enough thread engagement for your N 12x1.50 hardware.
Do 1998 Buick Skylarks use lug bolts or lug nuts?
The 1998 Skylark requires N 12x1.50 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
Fitment Checklist Before You Buy Wheels
- 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).
Editorial Fitment Notes
Buick Skylark is generally consistent in bolt-pattern records across model years, but offset and hardware should still be validated before purchase.
- Observed production years in our database: 1992-1998 (7 model years).
- Observed bolt-pattern variants: 1 (5x100).
- Observed total offset span across years: 0.0 mm.
- Observed center-bore variants: 1 | lug-size variants: 1.
Data Quality & Review
Source note: Compiled from manufacturer fitment references, historical wheel data, and internal normalization rules.
Last reviewed: 2026-05-26 | Reviewed by: Bolt Pattern HQ Editorial Team
If you find a discrepancy for 1998 Buick Skylark, please report it via our About page contact so we can verify and update this record.