2023 Toyota 4Runner tire size

Most common factory size

P265/70R17

Tire sizes by trim

Source marks: one source

2023 Toyota 4Runner tire size by trim
Size	Trims	Width, mm	Sidewall, % of width	Rim, in	Diameter, in	Sidewall, in	Revs per mile
P265/70R17	SR5 2WD, SR5 4WD, SR5 Premium 2WD, TRD Off-Road 4WD, SR5 Premium 4WD, TRD Off-Road Premium 4WD +2 more	265	70	17	31.61	7.30	638
P245/60R20	TRD Sport 2WD, TRD Sport 4WD, Limited 2WD, Limited 4WD	245	60	20	31.57	5.79	639

What P265/70R17 means
Part	Number	Meaning
Type	P	Passenger car tire.
Width	265 mm	Tread width. 10.4 in.
Sidewall	70	Sidewall height is 70% of the width.
Construction	R	Radial tire.
Rim	17 in	Fits 17 in wheels.

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

Sizes within 3% of P265/70R17
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
265/65R18	18	31.56	-0.1%	60.1 mph
265/75R16	16	31.65	+0.1%	59.9 mph
245/70R18	18	31.50	-0.3%	60.2 mph
245/75R17	17	31.47	-0.4%	60.3 mph
285/60R18	18	31.46	-0.4%	60.3 mph
235/80R17	17	31.80	+0.6%	59.6 mph
255/70R18	18	32.06	+1.4%	59.2 mph
255/75R17	17	32.06	+1.4%	59.2 mph

Sizes within 3% of P245/60R20
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
265/55R20	20	31.48	-0.3%	60.2 mph
275/50R21	21	31.83	+0.8%	59.5 mph
275/55R20	20	31.91	+1.1%	59.4 mph
285/50R20	20	31.22	-1.1%	60.7 mph
305/50R20	20	32.01	+1.4%	59.2 mph
235/60R20	20	31.10	-1.5%	60.9 mph
255/60R20	20	32.05	+1.5%	59.1 mph
255/65R19	19	32.05	+1.5%	59.1 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.