After consulting enthusiasts' forums online, the taller, wider 265/70 R17 (an on-road 255/65R17 Goodyear Wrangler is stock) appears to be the unofficial "standard" upgrade tire for leveled 2013 ...

GM says the 2017 Canyon All Terrain X will be the most off-road-capable model in the lineup, with its Goodyear Wrangler DuraTrac 255/65R17 all-terrain tires.

Along with the powertrain changes, a new All Terrain X model will be available for heading off road, bringing along Goodyear Wrangler DuraTrac P255/65R17 all-terrain tires, all-weather floor mats ...