2008 Pontiac G5 Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2008 Pontiac G5, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 4x100 |
|---|---|
| Lug Nut / Bolt Size | N 12x1.50 |
| Center Bore (CB) | 56.6 mm |
| Offset (ET) | 42 |
| Torque Specs | 80 ft-lbs (108 Nm) |
2008 G5 — Year-Specific Fitment Context
The 2008 Pontiac G5 is in year 2 of 3 using the 4x100 pattern (2007–2009). Wheels from any 2007–2009 Pontiac G5 are cross-compatible with the 2008 model.
Pontiac G5 Bolt Pattern by Year
The table below shows how the G5's wheel specifications have changed over the years. The 2008 model year is highlighted.
Fitment Notes
The 2008 Pontiac G5 has a bolt pattern of 4x100.
This means it is a 4 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, Pontiac G5 appears from 2007 to 2009 (3 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
4x100 Pattern Context
This bolt pattern appears on 461 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 4x100:
2008 Pontiac G5 — Frequently Asked Questions
What is the bolt pattern for a 2008 Pontiac G5?
The 2008 Pontiac G5 uses a 4x100 bolt pattern (also called lug pattern or PCD). The center bore is 56.6mm and the offset is 42mm.
What other years of Pontiac G5 have the same bolt pattern as the 2008?
The Pontiac G5 uses the 4x100 pattern from 2007 through 2009. Wheels from any of these model years are dimensionally compatible with the 2008, provided the offset and center bore also match.
What is the factory wheel offset for a 2008 Pontiac G5?
The OEM offset for the 2008 G5 is typically around 42mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
How tight should I torque the lug nuts on a 2008 Pontiac G5?
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.
What is the PCD for a 2008 Pontiac G5?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2008 G5, the PCD is 4x100.
Do 2008 Pontiac G5s use lug bolts or lug nuts?
The 2008 G5 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
Pontiac G5 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: 2007-2009 (3 model years).
- Observed bolt-pattern variants: 1 (4x100).
- 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 2008 Pontiac G5, please report it via our About page contact so we can verify and update this record.