* 4-lug: If it's a 4-lug, the bolt pattern is typically 4 x 4.5 inches (or 4 x 114.3mm).
* 5-lug: If it's a 5-lug, the bolt pattern is typically 5 x 4.75 inches (or 5 x 120.65mm).
To know for certain, you must check your specific vehicle's wheels or the vehicle's documentation. Looking at the wheels themselves is the easiest way to determine this.