Buick Wheel Lug Pattern Catalog | Bolt Patterns, Offset & Center Bore

This Buick wheel lug pattern catalog provides precise wheel fitment specifications for all Buick vehicle models. Each entry includes the lug count and PCD (pitch circle diameter in millimeters), as well as important details like offset (ET), center bore diameter, and tire markings where available.\n\nUnderstanding the Buick bolt patterns is essential when selecting aftermarket or replacement wheels. The lug pattern specifies how many lug nuts hold the wheel to the hub and the diameter of the circle they form, ensuring compatibility with your Buick’s wheel hubs.\n\nOur reference guide also covers offset (ET) values that affect wheel mounting position relative to the hub, helping maintain proper vehicle handling and clearance. The center bore dimension is included to verify a hub-centric fit for vibration-free driving.\n\nBrowse Buick models listed in year order to find detailed lug pattern data and wheel fitment specifications. This information assists Buick owners and wheel shoppers in making informed decisions about wheel and tire compatibility.

9 models

Tire size calculatorShow

Compare two tire sizes — diameter, speedometer error, and clearance change.

inchmm
Size 1Size 2DiffDiff(%)
Diameter25.0"25.4"0.5"1.89%
Width7.7"8.5"0.8"10.26%
Circumference78.4"79.9"1.5"1.86%
Profile height5.0"4.2"-0.7"-15.08%
Turnover per mile80779314-1.73%
Clearance--+0.2"-
25.0"
7.7"
old tire side
25.5"
8.5"
new tire side
old tire
15"
old rim
5.0"
new tire
17"
new rim
4.2"

Speedometer Error

(First wheel OEM size)

Reading20 mph30 mph40 mph50 mph60 mph70 mph80 mph90 mph
Actual20.430.540.750.961.171.281.491.6