Saturn Sky Wheel Lug Patterns, Offset, and Center Bore Reference

The Saturn Sky features specific wheel lug patterns and fitment specifications essential for selecting compatible wheels and tires. This guide provides the lug count × PCD (pitch circle diameter in millimeters), offset ET, and center bore dimensions sorted by production year to ensure proper wheel mounting and performance.\n\nTypically, Saturn Sky models use a five-lug pattern with a 4x100mm or 5x110mm PCD depending on the year. Understanding the correct lug pattern along with the wheel offset (ET) and center bore size is critical to maintain proper clearance, alignment, and safety.\n\nWheel rim sizes will vary between model years, but using this reference will help identify the correct Saturn Sky bolt pattern and wheel fitment for aftermarket or replacement wheels. Ensure to verify compatibility independently and avoid fitment issues by consulting the detailed Saturn wheel lug pattern catalog available.\n\nThis resource consolidates key specifications for Saturn Sky wheel mounting, helping enthusiasts and professionals make informed decisions for upgrades or maintenance.

Year
Make / model / trim Year Tire Rim width (in) Rim diam. (in) Bolt pattern Offset ET Bore DIA Mounting
Saturn Sky 2.0i2007245/45R188185×1104565.1M12*1,5
Saturn Sky 2.4i2007245/45R188185×1104565.1M12*1,5

FAQ

What is the common lug pattern size for the Saturn Sky?
The Saturn Sky typically uses a 5-lug pattern with either 4x100mm or 5x110mm PCD depending on the model year.
Why is wheel offset (ET) important for the Saturn Sky?
Correct wheel offset (ET) ensures proper wheel clearance, alignment, and suspension geometry, preventing rubbing or handling issues.
How does center bore size affect Saturn Sky wheel fitment?
The center bore must match the wheel hub diameter to ensure the wheel centers correctly on the hub, reducing vibrations and securing proper fitment.
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