2011 GMC Savana 1500 Passenger Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2011 GMC Savana 1500 Passenger, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 20-30 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2011 Savana 1500 Passenger — Year-Specific Fitment Context
The 2011 GMC Savana 1500 Passenger is in year 16 of 19 using the 6x139.7 pattern (1996–2014). Wheels from any 1996–2014 GMC Savana 1500 Passenger are cross-compatible with the 2011 model.
GMC Savana 1500 Passenger Bolt Pattern by Year
The table below shows how the Savana 1500 Passenger's wheel specifications have changed over the years. The 2011 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1996 | 6x139.7 | 78.1 | 20-30 |
| 1997 | 6x139.7 | 78.1 | 20-30 |
| 1998 | 6x139.7 | 78.1 | 20-30 |
| 1999 | 6x139.7 | 78.1 | 20-30 |
| 2000 | 6x139.7 | 78.1 | 20-30 |
| 2001 | 6x139.7 | 78.1 | 20-30 |
| 2002 | 6x139.7 | 78.1 | 20-30 |
| 2003 | 6x139.7 | 78.1 | 20-30 |
| 2004 | 6x139.7 | 78.1 | 20-30 |
| 2005 | 6x139.7 | 78.1 | 20-30 |
| 2006 | 6x139.7 | 78.1 | 20-30 |
| 2007 | 6x139.7 | 78.1 | 20-30 |
| 2008 | 6x139.7 | 78.1 | 20-30 |
| 2009 | 6x139.7 | 78.1 | 20-30 |
| 2010 | 6x139.7 | 78.1 | 20-30 |
| ▸ 2011 | 6x139.7 | 78.1 | 20-30 |
| 2012 | 6x139.7 | 78.1 | 20-30 |
| 2013 | 6x139.7 | 78.1 | 20-30 |
| 2014 | 6x139.7 | 78.1 | 20-30 |
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 2011 GMC Savana 1500 Passenger
For your 2011 GMC Savana 1500 Passenger, the 6x139.7 bolt pattern is shared across 1996–2014 models, offering wide cross-compatibility. However, the 78.1mm center bore is critical: aftermarket wheels with larger bores require hub-centric rings to prevent vibration and ensure load is on the hub, not the lugs. Offset must stay within 20–30mm; deviations risk rubbing on suspension or fenders. Always use 14x1.5 lug nuts with the correct seat—factory wheels use cone seats; aftermarket may require ball or conical. Improper seating can cause loosening. Safety first: verify all specs before mounting.
Historical Fitment Data Reference
In our dataset, GMC Savana 1500 Passenger appears from 1996 to 2014 (19 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: 50.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lb after 50 miles of driving to account for settling.
- ✅ Avoid using universal fit wheels without hub rings; the 78.1mm bore is specific and mismatch causes vibration.
- ✅ Check brake caliper clearance when selecting wheels, especially with offset near 20mm, as some aftermarket designs may interfere.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ 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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2011 GMC Savana 1500 Passenger — Frequently Asked Questions
What is the bolt pattern for a 2011 GMC Savana 1500 Passenger?
The 2011 GMC Savana 1500 Passenger uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 20-30mm.
What other years of GMC Savana 1500 Passenger have the same bolt pattern as the 2011?
The GMC Savana 1500 Passenger uses the 6x139.7 pattern from 1996 through 2014. Wheels from any of these model years are dimensionally compatible with the 2011, provided the offset and center bore also match.
What lug nut size does the 2011 GMC Savana 1500 Passenger use?
The 2011 GMC Savana 1500 Passenger uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Why is matching the 78.1mm center bore important for the 2011 Savana 1500 Passenger?
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.
Can I put aftermarket wheels on my 2011 GMC Savana 1500 Passenger?
Absolutely. Just ensure the aftermarket wheels have a 6x139.7 bolt pattern, an offset near 20-30mm, and a center bore of at least 78.1mm (using hub rings if larger).
What is the center bore of a 2011 GMC Savana 1500 Passenger?
The factory center bore (hub bore) for the 2011 GMC Savana 1500 Passenger is 78.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
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