Pontiac Aztec Wheel Lug Pattern & Offset Reference
The Pontiac Aztec requires specific wheel lug patterns for proper fitment. Its lug pattern is defined by the lug count and pitch circle diameter (PCD), essential for matching wheels to the vehicle. Understanding the correct lug pattern ensures compatibility and safety when replacing or upgrading wheels.\n\nAlong with lug patterns, the offset (ET) of the Pontiac Aztec's wheels plays a crucial role in maintaining proper suspension geometry and handling characteristics. The center bore diameter must also match to ensure the wheel sits correctly on the hub without vibrations.\n\nRim size options for the Pontiac Aztec vary by model year, and it is important to reference exact year data to confirm wheel diameter and width compatibility. Our catalog provides a year-sorted listing of all relevant wheel fitment specifications for the Pontiac Aztec to guide your selection process.\n\nConsulting accurate Pontiac Aztec wheel lug pattern data along with offset and center bore details can save time and money while ensuring safe and optimal wheel installation.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| Pontiac Aztec 3.4i V6 | 2005 | 215/65R16 | 7.5 | 16 | 5×115 | 40 | 70.3 | 1/2 |
| Pontiac Aztec 3.4i V6 | 2004 | 215/65R16 | 7.5 | 16 | 5×115 | 40 | 70.3 | 1/2 |
| Pontiac Aztec 3.4i V6 | 2003 | 215/65R16 | 7.5 | 16 | 5×115 | 40 | 70.3 | 1/2 |
| Pontiac Aztec 3.4i V6 | 2002 | 215/65R16 | 7.5 | 16 | 5×115 | 40 | 70.3 | 1/2 |
| Pontiac Aztec 3.4i V6 | 2001 | 215/65R16 | 7.5 | 16 | 5×115 | 40 | 70.3 | 1/2 |
FAQ
- What is the typical lug pattern for a Pontiac Aztec?
- The Pontiac Aztec typically uses a 5-lug pattern with a 110mm pitch circle diameter (5x110 PCD), but verifying by specific model year is recommended.
- Why is offset (ET) important for Pontiac Aztec wheels?
- Offset affects how the wheel aligns relative to the suspension and fenders, impacting handling and fitment. Using the correct ET ensures proper clearance and performance.
- How does center bore size affect wheel fitment on a Pontiac Aztec?
- The center bore must match or be larger than the hub diameter to allow proper mounting. Wheels with larger center bores can use hub-centric rings for a secure fit.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.
| Size 1 | Size 2 | Diff | Diff(%) | |
|---|---|---|---|---|
| Diameter | 25.0" | 25.4" | 0.5" | 1.89% |
| Width | 7.7" | 8.5" | 0.8" | 10.26% |
| Circumference | 78.4" | 79.9" | 1.5" | 1.86% |
| Profile height | 5.0" | 4.2" | -0.7" | -15.08% |
| Turnover per mile | 807 | 793 | 14 | -1.73% |
| Clearance | - | - | +0.2" | - |






Speedometer Error
(First wheel OEM size)
| Reading | 20 mph | 30 mph | 40 mph | 50 mph | 60 mph | 70 mph | 80 mph | 90 mph |
|---|---|---|---|---|---|---|---|---|
| Actual | 20.4 | 30.5 | 40.7 | 50.9 | 61.1 | 71.2 | 81.4 | 91.6 |
