2026 Chevrolet Silverado EV tire size

Most common factory size

LT265/70R18

Tire sizes by trim

Source marks: one source

2026 Chevrolet Silverado EV tire size by trim
Size	Trims	Width, mm	Sidewall, % of width	Rim, in	Diameter, in	Sidewall, in	Revs per mile
LT265/70R18	LT Standard Range 4WD, LT Extended Range 4WD, Work Truck Extended Range 4WD, Work Truck Max Range 4WD, Work Truck Standard Range 4WD	265	70	18	32.61	7.30	619
LT285/75R18	Trail Boss Extended Range 4WD, Trail Boss Max Range 4WD	285	75	18	34.83	8.42	579
LT275/50R24	RST Max Range 4WD, RST Extended Range 4WD	275	50	24	34.83	5.41	579
LT275/50R22	LT Max Range 4WD	275	50	22	32.83	5.41	614

What LT265/70R18 means
Part	Number	Meaning
Type	LT	Light truck tire.
Width	265 mm	Tread width. 10.4 in.
Sidewall	70	Sidewall height is 70% of the width.
Construction	R	Radial tire.
Rim	18 in	Fits 18 in wheels.

Within 3% of the stock diameter. A common shop guideline, not a maker spec.

Sizes within 3% of LT265/70R18
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
285/65R18	18	32.59	-0.1%	60.0 mph
285/70R17	17	32.71	+0.3%	59.8 mph
245/75R18	18	32.47	-0.4%	60.3 mph
275/65R18	18	32.07	-1.6%	61.0 mph
255/75R17	17	32.06	-1.7%	61.0 mph
275/70R18	18	33.16	+1.7%	59.0 mph
255/70R18	18	32.06	-1.7%	61.0 mph
255/65R19	19	32.05	-1.7%	61.0 mph

Sizes within 3% of LT285/75R18
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
305/70R18	18	34.81	-0.1%	60.0 mph
325/65R18	18	34.63	-0.6%	60.3 mph
315/70R17	17	34.36	-1.3%	60.8 mph
285/75R17	17	33.83	-2.9%	61.8 mph

No other factory size within 3% of LT275/50R24.

Sizes within 3% of LT275/50R22
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
275/55R21	21	32.91	+0.3%	59.8 mph
265/50R22	22	32.43	-1.2%	60.7 mph
265/55R22	22	33.48	+2.0%	58.8 mph
285/45R22	22	32.10	-2.2%	61.4 mph
285/40R23	23	31.98	-2.6%	61.6 mph

Checked against 292 factory sizes listed for 2009-2027 US models.

Tire pressure is on the driver door sticker. Not in this data.

Optional wheel packages may differ.