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) |
Fitment Notes
The 2009 Chevrolet Silverado 1500 Regular Cab has a bolt pattern of 6x139.7.
Imperial Conversion: This bolt pattern is commonly referred to as 6x5.5" in imperial units. When searching for aftermarket wheels, you may see them listed as 6x5.5".
This means it is a 6 lug pattern with a circle diameter of 139.7mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
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
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:
Fitment Checklist Before You Buy Wheels
- Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
Editorial Fitment Notes
Chevrolet Silverado 1500 Regular Cab is generally consistent in bolt-pattern records across model years, but offset and hardware should still be validated before purchase.
- Observed production years in our database: 1999-2024 (26 model years).
- Observed bolt-pattern variants: 1 (6x139.7).
- Observed total offset span across years: 54.0 mm.
- Observed center-bore variants: 1 | lug-size variants: 2.
Data Quality & Review
Source note: Compiled from manufacturer fitment references, historical wheel data, and internal normalization rules.
Last reviewed: 2026-04-10 | Reviewed by: Bolt Pattern HQ Editorial Team
If you find a discrepancy for 2009 Chevrolet Silverado 1500 Regular Cab, please report it via our About page contact so we can verify and update this record.