2004 Oldsmobile Alero Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2004 Oldsmobile Alero, 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) | 42 |
| Torque Specs | 80 ft-lbs (108 Nm) |
2004 Alero — Year-Specific Fitment Context
The 2004 model year is the final year of the Oldsmobile Alero's 5x115 bolt pattern run (since 1999). Wheels from any 1999–2004 Oldsmobile Alero are cross-compatible with the 2004 model.
Oldsmobile Alero Bolt Pattern by Year
The table below shows how the Alero's wheel specifications have changed over the years. The 2004 model year is highlighted.
Fitment Notes
The 2004 Oldsmobile Alero has a bolt pattern of 5x115.
This means it is a 5 lug pattern with a circle diameter of 115mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, Oldsmobile Alero appears from 1999 to 2004 (6 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
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:
2004 Oldsmobile Alero — Frequently Asked Questions
What is the bolt pattern for a 2004 Oldsmobile Alero?
The 2004 Oldsmobile Alero uses a 5x115 bolt pattern (also called lug pattern or PCD). The center bore is 70.3mm and the offset is 42mm.
What other years of Oldsmobile Alero have the same bolt pattern as the 2004?
The Oldsmobile Alero uses the 5x115 pattern from 1999 through 2004. Wheels from any of these model years are dimensionally compatible with the 2004, provided the offset and center bore also match.
How do I measure the bolt pattern on my 2004 Oldsmobile?
The 2004 Alero 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 factory wheel offset for a 2004 Oldsmobile Alero?
The OEM offset for the 2004 Alero is typically around 42mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Why is matching the 70.3mm center bore important for the 2004 Alero?
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.
How tight should I torque the lug nuts on a 2004 Oldsmobile Alero?
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.
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
Oldsmobile Alero 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: 1999-2004 (6 model years).
- Observed bolt-pattern variants: 1 (5x115).
- 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 2004 Oldsmobile Alero, please report it via our About page contact so we can verify and update this record.