1993 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 1993 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) |
1993 Skylark — Year-Specific Fitment Context
The 1993 Buick Skylark is in year 2 of 7 using the 5x100 pattern (1992–1998). Wheels from any 1992–1998 Buick Skylark are cross-compatible with the 1993 model.
Buick Skylark Bolt Pattern by Year
The table below shows how the Skylark's wheel specifications have changed over the years. The 1993 model year is highlighted.
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:
Expert Buying Guide for 1993 Buick Skylark
For your 1993 Buick Skylark, the bolt pattern is 5x100 with a 57.1mm center bore. Aftermarket wheels often have a larger bore, so hub-centric rings are essential to prevent vibrations and ensure proper load distribution. The factory offset is 42mm; deviations beyond ±5mm may cause rubbing or clearance issues. Always use lug nuts with the correct thread pitch (12x1.50) and seat type—factory wheels use a cone seat. Never use ball-seat lug nuts on cone-seat wheels, as this can lead to wheel loosening. For safety, re-torque lug nuts after 50-100 miles of driving.
Historical Fitment Data Reference
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
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 100 ft-lbs after 50-100 miles of driving.
- ✅ Verify aftermarket wheels include hub-centric rings for the 57.1mm bore.
- ✅ Check offset carefully; offsets below 37mm may cause fender rubbing, above 47mm may contact suspension.
- ⚠️ 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 Skylark — Frequently Asked Questions
What is the bolt pattern for a 1993 Buick Skylark?
The 1993 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 1993?
The Buick Skylark uses the 5x100 pattern from 1992 through 1998. 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 Skylark uses a 5x100 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 factory wheel offset for a 1993 Buick Skylark?
The OEM offset for the 1993 Skylark is typically around 42mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
What is the center bore of a 1993 Buick Skylark?
The factory center bore (hub bore) for the 1993 Buick Skylark is 57.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
How tight should I torque the lug nuts on a 1993 Buick Skylark?
Refer to your owner's manual for exact specs, but always tighten the N 12x1.50 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
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