2010 Chevrolet Avalanche Z71 Bolt Pattern


Bolt Pattern
6x139.7mm = 6x5.5 inches
Tire Sizes
265/65R18 = 31.6x10.4R18

The 2010 Chevrolet Avalanche Z71 bolt pattern is 6-139.7 mm. This means there are 6 lugs and the diameter of the circle that the lugs make up measures 139.7 mm or 5.5 inches across. To get a close measurement of your 6 lug bolt pattern without a bolt pattern tool you should measure from the center of one lug to the center of the lug across from it.