2009 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 2009 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) | 26 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2009 Silverado 1500 Regular Cab — Year-Specific Fitment Context
The 2009 Chevrolet Silverado 1500 Regular Cab is in year 11 of 26 using the 6x139.7 pattern (1999–2024). Wheels from any 1999–2024 Chevrolet Silverado 1500 Regular Cab are cross-compatible with the 2009 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 2009 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 2009 Chevrolet Silverado 1500 Regular Cab
For your 2009 Silverado 1500 Regular Cab, the 78.1mm center bore is critical. Aftermarket wheels often have a larger bore (e.g., 78.3mm or 106.1mm), requiring hub-centric rings to prevent vibration and ensure load is on the hub, not the lugs. The factory offset is 26mm; deviations beyond ±10mm risk rubbing or bearing wear. Always verify lug nut thread pitch (14x1.50) and seat type: factory uses cone seat (60°). Using wrong seat (ball or flat) can cause wheel loosening. Stick to 6x139.7 bolt pattern wheels from 1999–2024 Silverado 1500 for direct fit.
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-lb after 50 miles of driving to account for settling.
- ✅ Avoid wheels with offset below 16mm (too aggressive) or above 36mm (too tucked) without checking suspension clearance.
- ✅ If using aftermarket wheels, always install hub-centric rings (78.1mm ID to wheel bore OD) to prevent vibration.
- ⚠️ 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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2009 Chevrolet Silverado 1500 Regular Cab — Frequently Asked Questions
What is the bolt pattern for a 2009 Chevrolet Silverado 1500 Regular Cab?
The 2009 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 26mm.
What other years of Chevrolet Silverado 1500 Regular Cab have the same bolt pattern as the 2009?
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 2009, provided the offset and center bore also match.
What lug nut size does the 2009 Chevrolet Silverado 1500 Regular Cab use?
The 2009 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.
How tight should I torque the lug nuts on a 2009 Chevrolet Silverado 1500 Regular Cab?
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 is the center bore of a 2009 Chevrolet Silverado 1500 Regular Cab?
The factory center bore (hub bore) for the 2009 Chevrolet Silverado 1500 Regular Cab is 78.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What is the factory wheel offset for a 2009 Chevrolet Silverado 1500 Regular Cab?
The OEM offset for the 2009 Silverado 1500 Regular Cab is typically around 26mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
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