2013 Chevrolet Avalanche Base Model Bolt Pattern

Bolt Pattern
6x139.7mm = 6x5.5 inches
Tire Sizes
Option 1
265/70R17 = 31.6x10.4R17
Option 2
265/65R18 = 31.6x10.4R18
Option 3
275/55R20 = 31.9x10.8R20

The 2013 Chevrolet Avalanche Base Model 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.