Oldsmobile Aurora Wheel Lug Pattern, Offset, and Center Bore Reference
The Oldsmobile Aurora features a variety of wheel lug patterns, offsets, and center bore specifications depending on the production year. Accurate knowledge of these parameters is essential for selecting properly fitting aftermarket or replacement wheels.\n\nTypically, Oldsmobile Aurora models use a 5-lug pattern with a PCD (pitch circle diameter) of 114.3 mm. Offset ET values generally range between 35 and 40 mm, which influences wheel positioning relative to the fender and suspension components. The center bore is usually 66.1 mm, matching the hub size for proper wheel centering.\n\nRim sizes for the Aurora model vary from 16 to 18 inches across different years, affecting tire compatibility and overall ride characteristics. Reference tables sorted by year are available to verify exact wheel fitment data, ensuring safe and accurate replacements.\n\nConfirming the bolt pattern, offset, and center bore against your specific Oldsmobile Aurora’s year helps avoid common fitment issues and protects braking and suspension performance.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Torque | Mounting |
|---|---|---|---|---|---|---|---|---|---|
| Oldsmobile Aurora 3.5L | 2002 | 225/60R16 | 7 | 16 | 5×115 | 35 | 70.3 | 120 Nm | n/a |
FAQ
- What is the common lug pattern for Oldsmobile Aurora wheels?
- Most Oldsmobile Aurora models use a 5-lug pattern with a 114.3 mm pitch circle diameter.
- Why is wheel offset important for the Oldsmobile Aurora?
- Offset ET affects wheel positioning; the Aurora typically has offsets between 35 and 40 mm to maintain proper clearance and handling.
- What center bore size fits the Oldsmobile Aurora wheels?
- The center bore for Oldsmobile Aurora wheels is generally 66.1 mm, ensuring a secure hub fit.
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Compare two tire sizes — diameter, speedometer error, and clearance change.