2008 Chevrolet Silverado 1500 Regular Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2008 Chevrolet Silverado 1500 Regular Cab, 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) | 16 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2008 Silverado 1500 Regular Cab — Year-Specific Fitment Context
The 2008 Chevrolet Silverado 1500 Regular Cab is in year 10 of 26 using the 6x139.7 pattern (1999–2024). Wheels from any 1999–2024 Chevrolet Silverado 1500 Regular Cab are cross-compatible with the 2008 model.
Chevrolet Silverado 1500 Regular Cab Bolt Pattern by Year
The table below shows how the Silverado 1500 Regular Cab's wheel specifications have changed over the years. The 2008 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1999 | 6x139.7 | 78.1 | 16 |
| 2000 | 6x139.7 | 78.1 | 16 |
| 2001 | 6x139.7 | 78.1 | 16 |
| 2002 | 6x139.7 | 78.1 | 16 |
| 2003 | 6x139.7 | 78.1 | 16 |
| 2004 | 6x139.7 | 78.1 | 16 |
| 2005 | 6x139.7 | 78.1 | 16 |
| 2006 | 6x139.7 | 78.1 | 16 |
| 2007 | 6x139.7 | 78.1 | 16 |
| ▸ 2008 | 6x139.7 | 78.1 | 16 |
| 2009 | 6x139.7 | 78.1 | 26 |
| 2010 | 6x139.7 | 78.1 | 26 |
| 2011 | 6x139.7 | 78.1 | 26 |
| 2012 | 6x139.7 | 78.1 | 26 |
| 2013 | 6x139.7 | 78.1 | 26 |
| 2014 | 6x139.7 | 78.1 | 26 |
| 2015 | 6x139.7 | 78.1 | 26 |
| 2016 | 6x139.7 | 78.1 | 26 |
| 2017 | 6x139.7 | 78.1 | 26 |
| 2018 | 6x139.7 | 78.1 | 26 |
| 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 |
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 2008 Chevrolet Silverado 1500 Regular Cab
For your 2008 Chevrolet Silverado 1500 Regular Cab, the 78.1mm center bore is critical. Aftermarket wheels often have a larger bore; use hub-centric rings to prevent vibration and ensure proper load transfer. The offset is sensitive; stock is 16mm, but a range of 0-25mm is typical. Sticking close to stock maintains suspension geometry and prevents rubbing. Always verify lug nut thread pitch (14x1.50) and seat type—use conical (60-degree) or ball seat nuts as required. Never mix seat types; improper seating can cause wheel loss. Re-torque after 50-100 miles.
Historical Fitment Data Reference
In our dataset, Chevrolet Silverado 1500 Regular Cab appears from 1999 to 2024 (26 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: 2
- Observed total offset span across years: 54.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lbs after 50-100 miles of driving.
- ✅ Avoid wheels with offset below 0mm or above 25mm to prevent rubbing or bearing wear.
- ✅ Ensure aftermarket wheels include hub-centric rings for the 78.1mm bore; verify they are properly seated.
- ⚠️ 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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2008 Chevrolet Silverado 1500 Regular Cab — Frequently Asked Questions
What is the bolt pattern for a 2008 Chevrolet Silverado 1500 Regular Cab?
The 2008 Chevrolet Silverado 1500 Regular Cab uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 16mm.
What other years of Chevrolet Silverado 1500 Regular Cab have the same bolt pattern as the 2008?
The Chevrolet Silverado 1500 Regular Cab uses the 6x139.7 pattern from 1999 through 2024. Wheels from any of these model years are dimensionally compatible with the 2008, provided the offset and center bore also match.
What is the PCD for a 2008 Chevrolet Silverado 1500 Regular Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2008 Silverado 1500 Regular Cab, the PCD is 6x139.7.
Can I put aftermarket wheels on my 2008 Chevrolet Silverado 1500 Regular Cab?
Absolutely. Just ensure the aftermarket wheels have a 6x139.7 bolt pattern, an offset near 16mm, and a center bore of at least 78.1mm (using hub rings if larger).
Why is matching the 78.1mm center bore important for the 2008 Silverado 1500 Regular Cab?
The 78.1mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
What lug nut size does the 2008 Chevrolet Silverado 1500 Regular Cab use?
The 2008 Chevrolet Silverado 1500 Regular Cab uses N 14x1.50 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
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