1993 GMC Yukon Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1993 GMC Yukon, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 20-30 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
1993 Yukon — Year-Specific Fitment Context
The 1993 GMC Yukon is in year 2 of 34 using the 6x139.7 pattern (1992–2025). Wheels from any 1992–2025 GMC Yukon are cross-compatible with the 1993 model.
GMC Yukon Bolt Pattern by Year
The table below shows how the Yukon's wheel specifications have changed over the years. The 1993 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 6x139.7 | 78.1 | 20-30 |
| ▸ 1993 | 6x139.7 | 78.1 | 20-30 |
| 1994 | 6x139.7 | 78.1 | 20-30 |
| 1995 | 6x139.7 | 78.1 | 20-30 |
| 1996 | 6x139.7 | 78.1 | 20-30 |
| 1997 | 6x139.7 | 78.1 | 20-30 |
| 1998 | 6x139.7 | 78.1 | 20-30 |
| 1999 | 6x139.7 | 78.1 | 20-30 |
| 2000 | 6x139.7 | 78.1 | 20-30 |
| 2001 | 6x139.7 | 78.1 | 20-30 |
| 2002 | 6x139.7 | 78.1 | 20-30 |
| 2003 | 6x139.7 | 78.1 | 20-30 |
| 2004 | 6x139.7 | 78.1 | 20-30 |
| 2005 | 6x139.7 | 78.1 | 20-30 |
| 2006 | 6x139.7 | 78.1 | 20-30 |
| 2007 | 6x139.7 | 78.1 | 20-30 |
| 2008 | 6x139.7 | 78.1 | 20-30 |
| 2009 | 6x139.7 | 78.1 | 20-30 |
| 2010 | 6x139.7 | 78.1 | 20-30 |
| 2011 | 6x139.7 | 78.1 | 20-30 |
| 2012 | 6x139.7 | 78.1 | 20-30 |
| 2013 | 6x139.7 | 78.1 | 20-30 |
| 2014 | 6x139.7 | 78.1 | 20-30 |
| 2015 | 6x139.7 | 78.1 | 20-30 |
| 2016 | 6x139.7 | 78.1 | 20-30 |
| 2017 | 6x139.7 | 78.1 | 20-30 |
| 2018 | 6x139.7 | 78.1 | 20-30 |
| 2019 | 6x139.7 | 78.1 | 20-30 |
| 2020 | 6x139.7 | 78.1 | 20-30 |
| 2021 | 6x139.7 | 78.1 | 20-30 |
| 2022 | 6x139.7 | 78.1 | 20-30 |
| 2023 | 6x139.7 | 78.1 | 20-30 |
| 2024 | 6x139.7 | 78.1 | 20-30 |
| 2025 | 6x139.7 | 78.1 | 20-30 |
6x139.7 Pattern Context
This bolt pattern appears on 1067 vehicles in our current database and is considered common.
Examples of other vehicles using 6x139.7:
Expert Buying Guide for 1993 GMC Yukon
For your 1993 GMC Yukon, the 6x139.7 bolt pattern is shared across 1992–2025 models, ensuring broad wheel compatibility. However, the 78.1mm center bore is critical: aftermarket wheels often have larger bores, requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset must stay within 20–30mm; deviations risk rubbing or bearing stress. Always use 14x1.5 lug nuts with the correct seat type—cone or ball seat—matching the wheel's design. Mismatched seats can cause loosening or damage. Safety first: verify all specs before installation.
Historical Fitment Data Reference
In our dataset, GMC Yukon appears from 1992 to 2025 (34 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: 50.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lbs after 50 miles of driving to account for settling.
- ✅ Avoid wheels with offset below 20mm; they may contact brake calipers or suspension components.
- ✅ If using aftermarket wheels, confirm hub-centric rings are included; otherwise, order 78.1mm ID rings separately.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
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1993 GMC Yukon — Frequently Asked Questions
What is the bolt pattern for a 1993 GMC Yukon?
The 1993 GMC Yukon uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 20-30mm.
What other years of GMC Yukon have the same bolt pattern as the 1993?
The GMC Yukon uses the 6x139.7 pattern from 1992 through 2025. Wheels from any of these model years are dimensionally compatible with the 1993, provided the offset and center bore also match.
What is the PCD for a 1993 GMC Yukon?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1993 Yukon, the PCD is 6x139.7.
What does 20-30mm offset mean for the 1993 Yukon?
An offset of 20-30mm means the wheel's mounting surface is 20-30mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your GMC.
Will wheels from another GMC fit my 1993 Yukon?
Only if they share the exact same 6x139.7 bolt pattern, a compatible offset, and a center bore equal to or larger than 78.1mm.
What is the factory wheel offset for a 1993 GMC Yukon?
The OEM offset for the 1993 Yukon is typically around 20-30mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
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