1998 GMC Safari Passenger Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1998 GMC Safari Passenger, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x127 (5x5") |
|---|---|
| Lug Nut / Bolt Size | 1/2 20 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 0 |
| Torque Specs | 100 ft-lbs (135 Nm) |
1998 Safari Passenger — Year-Specific Fitment Context
The 1998 GMC Safari Passenger is in year 7 of 11 using the 5x127 pattern (1992–2002). Wheels from any 1992–2002 GMC Safari Passenger are cross-compatible with the 1998 model. Across its full production run (1992–2005), the Safari Passenger has also used: 6x139.7.
GMC Safari Passenger Bolt Pattern by Year
The table below shows how the Safari Passenger's wheel specifications have changed over the years. The 1998 model year is highlighted.
Fitment Notes
The 1998 GMC Safari Passenger has a bolt pattern of 5x127.
Imperial Conversion: This bolt pattern is commonly referred to as 5x5" in imperial units. When searching for aftermarket wheels, you may see them listed as 5x5".
This means it is a 5 lug pattern with a circle diameter of 127mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, GMC Safari Passenger appears from 1992 to 2005 (14 model years).
Across model years, this model appears with 2 bolt patterns (5x127, 6x139.7).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 30.0 mm
5x127 Pattern Context
This bolt pattern appears on 236 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x127:
1998 GMC Safari Passenger — Frequently Asked Questions
What is the bolt pattern for a 1998 GMC Safari Passenger?
The 1998 GMC Safari Passenger uses a 5x127 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 0mm.
What other years of GMC Safari Passenger have the same bolt pattern as the 1998?
The GMC Safari Passenger uses the 5x127 pattern from 1992 through 2002. Wheels from any of these model years are dimensionally compatible with the 1998, provided the offset and center bore also match.
How tight should I torque the lug nuts on a 1998 GMC Safari Passenger?
Refer to your owner's manual for exact specs, but always tighten the 1/2 20 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
Will wheels from another GMC fit my 1998 Safari Passenger?
Only if they share the exact same 5x127 bolt pattern, a compatible offset, and a center bore equal to or larger than 78.1mm.
What does 0mm offset mean for the 1998 Safari Passenger?
An offset of 0mm means the wheel's mounting surface is 0mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your GMC.
How do I measure the bolt pattern on my 1998 GMC?
The 1998 Safari Passenger uses a 5x127 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.
Fitment Checklist Before You Buy Wheels
- Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
- This model has multiple bolt-pattern records across years. Match wheels to exact year/trim before purchase.
Editorial Fitment Notes
GMC Safari Passenger has multiple wheel-fitment records across generations, so matching exact year and trim is important before ordering wheels.
- Observed production years in our database: 1992-2005 (14 model years).
- Observed bolt-pattern variants: 2 (5x127, 6x139.7).
- Observed total offset span across years: 30.0 mm.
- Observed center-bore variants: 1 | lug-size variants: 2.
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 GMC Safari Passenger, please report it via our About page contact so we can verify and update this record.