2009 Chevrolet Silverado 1500 Extended 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 Extended 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 Extended Cab — Year-Specific Fitment Context
The 2009 Chevrolet Silverado 1500 Extended Cab is in year 11 of 15 using the 6x139.7 pattern (1999–2013). Wheels from any 1999–2013 Chevrolet Silverado 1500 Extended Cab are cross-compatible with the 2009 model.
Chevrolet Silverado 1500 Extended Cab Bolt Pattern by Year
The table below shows how the Silverado 1500 Extended 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 |
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 Extended Cab
When selecting wheels for your 2009 Chevrolet Silverado 1500 Extended Cab, the 78.1mm center bore is critical. Aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. The offset range is sensitive; stick to 26mm ±5mm to avoid rubbing or clearance issues with brakes and suspension. Always verify lug nut thread pitch (14x1.50) and seat type—use conical (60-degree) or ball seat nuts as specified. Mismatched hardware can cause wheel loss. Cross-compatible wheels from 1999–2013 Silverado 1500 models fit, but confirm center bore and offset for your specific trim.
Historical Fitment Data Reference
In our dataset, Chevrolet Silverado 1500 Extended Cab appears from 1999 to 2013 (15 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: 10.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50-100 miles of driving to prevent loosening from settling.
- ✅ Avoid using universal fit wheels without hub-centric rings; they can cause steering wheel vibration at highway speeds.
- ✅ Check brake caliper clearance when using wheels with offset below 21mm; some aftermarket calipers may interfere.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
Ready to upgrade or perform maintenance?
🛒 Shop Tools & Accessories on AmazonAs an Amazon Associate, I earn from qualifying purchases.
2009 Chevrolet Silverado 1500 Extended Cab — Frequently Asked Questions
What is the bolt pattern for a 2009 Chevrolet Silverado 1500 Extended Cab?
The 2009 Chevrolet Silverado 1500 Extended 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 Extended Cab have the same bolt pattern as the 2009?
The Chevrolet Silverado 1500 Extended Cab uses the 6x139.7 pattern from 1999 through 2013. Wheels from any of these model years are dimensionally compatible with the 2009, provided the offset and center bore also match.
What is the factory wheel offset for a 2009 Chevrolet Silverado 1500 Extended Cab?
The OEM offset for the 2009 Silverado 1500 Extended Cab is typically around 26mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Can I put aftermarket wheels on my 2009 Chevrolet Silverado 1500 Extended Cab?
Absolutely. Just ensure the aftermarket wheels have a 6x139.7 bolt pattern, an offset near 26mm, and a center bore of at least 78.1mm (using hub rings if larger).
Do 2009 Chevrolet Silverado 1500 Extended Cabs use lug bolts or lug nuts?
The 2009 Silverado 1500 Extended Cab requires N 14x1.50 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
How do I measure the bolt pattern on my 2009 Chevrolet?
The 2009 Silverado 1500 Extended Cab 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.
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