What is the bolt pattern on a 2003 z 71 avalanche?

The bolt pattern for a 2003 Chevrolet Avalanche Z71 is 6x139.7 mm (6x5.5 inches). This means it has six bolt holes, with a distance of 139.7 mm between the centers of opposite holes. The vehicle typically uses a 14 mm bolt size with a thread pitch of 1.5 mm. Always verify with specific vehicle documentation or a professional for precise fitment.