What is the lug pattern on a 1997 Chevy silverado?

The lug pattern on a 1997 Chevy Silverado is 6 bolts with a spacing of 139.7 mm (5.5 inches) across the circle, commonly referred to as a 6x139.7 lug pattern. This configuration is standard for many full-size Chevrolet trucks from that era. When selecting wheels, it's important to also consider the offset and hub diameter for proper fitment.