2009 HUMMER H3 Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2009 HUMMER H3, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 12x1.50 |
| Center Bore (CB) | 100 mm |
| Offset (ET) | 20 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2009 H3 — Year-Specific Fitment Context
The 2009 HUMMER H3 is in year 4 of 5 using the 6x139.7 pattern (2006–2010). Wheels from any 2006–2010 HUMMER H3 are cross-compatible with the 2009 model.
HUMMER H3 Bolt Pattern by Year
The table below shows how the H3's wheel specifications have changed over the years. The 2009 model year is highlighted.
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 HUMMER H3
For your 2009 HUMMER H3, the 6x139.7 bolt pattern is shared with 2006–2010 models. The 100mm center bore is critical: aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load transfer. Offset is sensitive; the factory 20mm offset maintains suspension geometry and tire clearance. Deviating more than ±10mm may cause rubbing or handling issues. Always use the correct lug nuts: 12x1.50 thread pitch with a conical (60-degree) seat. Using incorrect seat type (e.g., ball seat) can lead to wheel loosening. Safety first: verify all specs before installation.
Historical Fitment Data Reference
In our dataset, HUMMER H3 appears from 2006 to 2010 (5 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: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 Nm (103 lb-ft) after 50 miles of driving to account for settling.
- ✅ When using aftermarket wheels, ensure hub-centric rings are made of metal (not plastic) for durability.
- ✅ Check that aftermarket wheels have sufficient clearance for the H3's large brake calipers; some designs may require spacers.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 Nm), then re-check torque after 50-100 km (30-60 miles).
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2009 HUMMER H3 — Frequently Asked Questions
What is the bolt pattern for a 2009 HUMMER H3?
The 2009 HUMMER H3 uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 100mm and the offset is 20mm.
What other years of HUMMER H3 have the same bolt pattern as the 2009?
The HUMMER H3 uses the 6x139.7 pattern from 2006 through 2010. Wheels from any of these model years are dimensionally compatible with the 2009, provided the offset and center bore also match.
How tight should I torque the lug nuts on a 2009 HUMMER H3?
Refer to your owner's manual for exact specs, but always tighten the N 12x1.50 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
What is the PCD for a 2009 HUMMER H3?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2009 H3, the PCD is 6x139.7.
What is the center bore of a 2009 HUMMER H3?
The factory center bore (hub bore) for the 2009 HUMMER H3 is 100mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What lug nut size does the 2009 HUMMER H3 use?
The 2009 HUMMER H3 uses N 12x1.50 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
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