Biggest Tires On Stock Gmc Sierra 1500 At4 For the 4th generation (2014 2018) gmc sierra 1500, you can fit tires up to 32.5 inches in overall diameter. however, most 5th generation (2019 present) sierra trims can accommodate true 33 inch tires straight out of the dealership. on the other hand, the current generation trail ready sierra trims (at4 and at4x) can fit up to 34.8 inch tires. The biggest tire size that can be installed on a stock gmc sierra 1500 with 18 inch rims is a 32 inch (or 275 65r18) diameter tire with 10.8 inches width. a 35 inch tire is a maximum size that fits a stock 2013 2022 sierra 1500 truck. 2022 gmc sierra 1500. wheel parameters: 35×12.5r18.
Biggest Tires Fit On Stock Silverado 1500 2014 2018 4x4 Sierra Y Showing explaining the biggest tire you can fit on stock suspension and stock rims on 19 23 at4 at4x. Hello all, new here and after some searching with the forum, i still cannot find the info i’m looking for. i have a 2022 rst z71 coming in january and i’m trying to find out how the largest tire size that will fit with the stock suspension. the truck will come from the factory with 265 65 18’s and i’d like to bump up to 275 65 18 or 275. It says wheel is not to exceed 9" width with 4.5' of backspacing, plus wheel is not to exceed 33" tall and 12.5' wide. that is for the 1999 2006 4wd 1500 pickup 4" series ii at $995. plus it says something about wheel not being below a 17, i have 16's. paul. I have a 2022 at4 with factory lift and goodyear territory 265 60r20. i'm going to have the stock wheels powder coated and then install larger tires. i thought about new 18" or 17" wheels because the tires show more sidewall then the 20" and i really like that look but money is tight. after the powder coating, i'm going to install toyo open.
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