2018 Chevrolet Tahoe Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Chevrolet Tahoe, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 14x1.50 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 25 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2018 Tahoe — Year-Specific Fitment Context
The 2018 Chevrolet Tahoe is in year 20 of 27 using the 6x139.7 pattern (1999–2025). Wheels from any 1999–2025 Chevrolet Tahoe are cross-compatible with the 2018 model. Across its full production run (1995–2025), the Tahoe has also used: 5x127.
Chevrolet Tahoe Bolt Pattern by Year
The table below shows how the Tahoe's wheel specifications have changed over the years. The 2018 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1995 | 5x127 | 78.1 | 10 |
| 1996 | 5x127 | 78.1 | 10 |
| 1997 | 5x127 | 78.1 | 10 |
| 1998 | 5x127 | 78.1 | 10 |
| 1999 | 6x139.7 | 78.1 | 22 |
| 2000 | 6x139.7 | 78.1 | 22 |
| 2001 | 6x139.7 | 78.1 | 22 |
| 2002 | 6x139.7 | 78.1 | 22 |
| 2003 | 6x139.7 | 78.1 | 22 |
| 2004 | 6x139.7 | 78.1 | 22 |
| 2005 | 6x139.7 | 78.1 | 22 |
| 2006 | 6x139.7 | 78.1 | 22 |
| 2007 | 6x139.7 | 78.1 | 22 |
| 2008 | 6x139.7 | 78.1 | 25 |
| 2009 | 6x139.7 | 78.1 | 25 |
| 2010 | 6x139.7 | 78.1 | 25 |
| 2011 | 6x139.7 | 78.1 | 25 |
| 2012 | 6x139.7 | 78.1 | 25 |
| 2013 | 6x139.7 | 78.1 | 25 |
| 2014 | 6x139.7 | 78.1 | 25 |
| 2015 | 6x139.7 | 78.1 | 25 |
| 2016 | 6x139.7 | 78.1 | 25 |
| 2017 | 6x139.7 | 78.1 | 25 |
| ▸ 2018 | 6x139.7 | 78.1 | 25 |
| 2019 | 6x139.7 | 78.1 | 24-28 |
| 2020 | 6x139.7 | 78.1 | 24-28 |
| 2021 | 6x139.7 | 78.1 | 24-28 |
| 2022 | 6x139.7 | 78.1 | 24-28 |
| 2023 | 6x139.7 | 78.1 | 24-28 |
| 2024 | 6x139.7 | 78.1 | 24-28 |
| 2025 | 6x139.7 | 78.1 | 24-28 |
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 2018 Chevrolet Tahoe
For the 2018 Chevrolet Tahoe, the 6x139.7 bolt pattern is shared with 1999–2025 models, ensuring broad cross-compatibility. However, the 78.1mm center bore is critical: aftermarket wheels with a larger bore require hub-centric rings to prevent vibration and ensure proper load transfer. Offset sensitivity is high; the factory 25mm offset maintains optimal scrub radius and suspension geometry. Deviating more than ±10mm may cause rubbing or clearance issues. Always verify lug nut thread pitch (14x1.50) and seat type (cone seat). Using incorrect lug nuts can lead to wheel loosening. For safety, re-torque after 50 miles of driving.
Historical Fitment Data Reference
In our dataset, Chevrolet Tahoe appears from 1995 to 2025 (31 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: 53.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lbs after 50 miles of driving to ensure proper seating.
- ✅ When using aftermarket wheels, always check that the center bore is ≥78.1mm and install hub-centric rings if larger.
- ✅ Avoid offset changes beyond ±10mm from factory 25mm to prevent rubbing on suspension or body components.
- ⚠️ 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.
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2018 Chevrolet Tahoe — Frequently Asked Questions
What is the bolt pattern for a 2018 Chevrolet Tahoe?
The 2018 Chevrolet Tahoe uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 25mm.
What other years of Chevrolet Tahoe have the same bolt pattern as the 2018?
The Chevrolet Tahoe uses the 6x139.7 pattern from 1999 through 2025. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
Will wheels from another Chevrolet fit my 2018 Tahoe?
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.
How tight should I torque the lug nuts on a 2018 Chevrolet Tahoe?
Refer to your owner's manual for exact specs, but always tighten the N 14x1.50 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
What does 25mm offset mean for the 2018 Tahoe?
An offset of 25mm means the wheel's mounting surface is 25mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Chevrolet.
How do I measure the bolt pattern on my 2018 Chevrolet?
The 2018 Tahoe uses a 6x139.7 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.
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