OLOldsmobile Alero GLS Wheel Lug Pattern, Offset, and Rim Size Reference

The Oldsmobile Alero GLS features a specific wheel lug pattern designed to ensure proper fitment and performance. This model typically uses a 5-lug pattern with a pitch circle diameter (PCD) that varies slightly depending on the production year. Accurate knowledge of bolt pattern, offset (ET), and center bore is essential for selecting compatible aftermarket or replacement wheels.\n\nOffset (ET) for the Alero GLS usually falls within a moderate range to maintain optimal wheel positioning relative to the suspension and fenders. Center bore size is also standardized to match hub diameters, avoiding vibrations caused by improper fit. Rim sizes offered for the Alero GLS typically range from 15 to 16 inches, balancing ride comfort and handling.\n\nThis catalog provides a year-sorted reference table that outlines the key wheel lug patterns, offset values, center bore diameters, and rim sizes for the Oldsmobile Alero GLS. Using this detailed fitment information helps ensure you select the correct wheels that meet factory specifications and maintain the vehicle’s safety and performance standards.