Chevrolet Avalanche tire size
The most common factory tire size for the Chevrolet Avalanche is 275/55R20, on 24 of the 38 year and trim fits listed. Each year below lists the sizes its trims were built with (2010 to 2013). Pick your year and trim to see the tires that fit.
Chevrolet Avalanche tire sizes by year
20136 sizes · 18 trims
P275/55R20load index 111, speed rating S
P265/70R17load index 113, speed rating S
P265/65R18load index 112, speed rating S
20126 sizes · 18 trims
20116 sizes · 23 trims
Check your own tire
A trim can be sold with more than one wheel size. The size printed on the sidewall of your current tire, or on the placard in the driver's door jamb, is the one your vehicle has.