What is the 2009 chevy impala wheel bolt pattern?

The 2009 Chevy Impala wheel bolt pattern iS5 X115mm. If You are changing Your rims make sure it is the same bolt pattern or it will not fit without a wheel adapter. Wheel adapters are used to change bolt patterns to properly fit wheels from one vehicle to the hub of a different vehicle. The easiest way to estimate the 5 lug bolt pattern, is to measure from the back of a hole to the center of the second hole. Most wheel vendors and manufacturers list wheel specifications in an easy to find place. Some wheel boxes list the center bore specification, and most wheel manufacturers and vendor websites list it as well. The easiest way to find the center bore of Your wheels is to check there.