1992 GMC Safari Cargo Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1992 GMC Safari Cargo, 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) |
Imperial Match: 5x127 is commonly referred to as 5x5" in US Standard.
1992 Safari Cargo — Year-Specific Fitment Context
The 1992 model year marks the beginning of the GMC Safari Cargo's 5x127 bolt pattern era, which continued through 2002 (11 consecutive years). Wheels from any 1992–2002 GMC Safari Cargo are cross-compatible with the 1992 model. Across its full production run (1992–2005), the Safari Cargo has also used: 6x139.7.
GMC Safari Cargo Bolt Pattern by Year
The table below shows how the Safari Cargo's wheel specifications have changed over the years. The 1992 model year is highlighted.
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:
Expert Buying Guide for 1992 GMC Safari Cargo
For your 1992 GMC Safari Cargo, the bolt pattern is 5x127 with a center bore of 78.1mm. When selecting aftermarket wheels, ensure they have a center bore of at least 78.1mm; if larger, use hub-centric rings to prevent vibration and ensure proper load distribution. The offset is critical: the factory offset is 0mm, and staying within ±10mm is recommended to avoid rubbing or suspension interference. Always use lug nuts with the correct thread pitch (1/2-20) and seat type (conical 60-degree or ball seat, matching the wheel). Improper lug nuts can lead to wheel loosening. Re-torque after 50-100 miles of driving.
Historical Fitment Data Reference
In our dataset, GMC Safari Cargo 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
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 100-110 ft-lbs after 50-100 miles, then periodically check.
- ✅ Avoid wheels with a center bore smaller than 78.1mm; they won't fit without modification.
- ✅ Verify that aftermarket wheels clear the brake calipers and suspension components, especially with 0mm offset.
- ⚠️ 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.
Ready to upgrade or perform maintenance?
🛒 Shop Tools & Accessories on AmazonAs an Amazon Associate, I earn from qualifying purchases.
1992 GMC Safari Cargo — Frequently Asked Questions
What is the bolt pattern for a 1992 GMC Safari Cargo?
The 1992 GMC Safari Cargo 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 Cargo have the same bolt pattern as the 1992?
The GMC Safari Cargo uses the 5x127 pattern from 1992 through 2002. Wheels from any of these model years are dimensionally compatible with the 1992, provided the offset and center bore also match.
What is the factory wheel offset for a 1992 GMC Safari Cargo?
The OEM offset for the 1992 Safari Cargo is typically around 0mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
How do I measure the bolt pattern on my 1992 GMC?
The 1992 Safari Cargo 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.
Do 1992 GMC Safari Cargos use lug bolts or lug nuts?
The 1992 Safari Cargo requires 1/2 20 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
What does 0mm offset mean for the 1992 Safari Cargo?
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.
Need more vehicle fitment data?
Access our complete, raw JSON/CSV database of over 11,000+ vehicles for your next app or project.
Get the Full Dataset