TireSizeCheck

265/60R18

Common fitments: Tacoma, Silverado, Pathfinder

Overall diameter

30.52″

775 mm

Sidewall height

6.26″

159.0 mm

Tread width

265 mm

10.4″

Circumference

95.88″

8.0 ft

Revs per mile

661

411 per km

Wheel diameter

18″

aspect ratio 60%

Cross-section

Overall diameter
30.52″
Sidewall (each side)
6.26″
Wheel
18″

265/60R18 compared with other sizes

All 35 practical swaps involving 265/60R18 — diameter change, speedometer impact and a fit verdict for each.

265/60R18 → 245/75R16

245/75R16

Diameter +0.2% · Good fit

265/60R18 → 265/70R16

265/70R16

Diameter −0.3% · Good fit

265/60R18 → 235/60R18

235/60R18

Diameter +4.9% · Marginal fit — proceed with care

265/60R18 → 255/55R18

255/55R18

Diameter +5.1% · Not recommended

245/65R18 → 265/60R18

245/65R18

Diameter +0.1% · Good fit

275/60R18 → 265/60R18

275/60R18

Diameter +1.5% · Good fit

255/60R18 → 265/60R18

255/60R18

Diameter −1.5% · Good fit

235/65R18 → 265/60R18

235/65R18

Diameter −1.6% · Good fit

255/65R18 → 265/60R18

255/65R18

Diameter +1.7% · Good fit

265/65R18 → 265/60R18

265/65R18

Diameter +3.4% · Marginal fit — proceed with care

285/60R18 → 265/60R18

285/60R18

Diameter +3.1% · Marginal fit — proceed with care

245/60R18 → 265/60R18

245/60R18

Diameter −3.1% · Marginal fit — proceed with care

265/65R17 → 265/60R18

265/65R17

Diameter +0.1% · Good fit

265/55R19 → 265/60R18

265/55R19

Diameter −0.1% · Good fit

265/70R16 → 265/60R18

265/70R16

Diameter +0.3% · Good fit

265/50R20 → 265/60R18

265/50R20

Diameter −0.3% · Good fit

235/60R18 → 265/60R18

235/60R18

Diameter −4.6% · Marginal fit — proceed with care

255/55R18 → 265/60R18

255/55R18

Diameter −4.8% · Marginal fit — proceed with care

265/60R18 → 255/70R16

255/70R16

Diameter +1.5% · Good fit

265/60R18 → 245/70R17

245/70R17

Diameter +0.1% · Good fit

265/60R18 → 265/65R17

265/65R17

Diameter −0.1% · Good fit

265/60R18 → 235/65R18

235/65R18

Diameter +1.6% · Good fit

265/60R18 → 245/60R18

245/60R18

Diameter +3.2% · Marginal fit — proceed with care

265/60R18 → 245/65R18

245/65R18

Diameter −0.1% · Good fit

265/60R18 → 255/60R18

255/60R18

Diameter +1.6% · Good fit

265/60R18 → 255/65R18

255/65R18

Diameter −1.7% · Good fit

265/60R18 → 255/70R18

255/70R18

Diameter −4.8% · Marginal fit — proceed with care

265/60R18 → 265/65R18

265/65R18

Diameter −3.3% · Marginal fit — proceed with care

265/60R18 → 275/60R18

275/60R18

Diameter −1.5% · Good fit

265/60R18 → 275/65R18

275/65R18

Diameter −4.8% · Marginal fit — proceed with care

265/60R18 → 285/60R18

285/60R18

Diameter −3.0% · Marginal fit — proceed with care

265/60R18 → 265/55R19

265/55R19

Diameter +0.1% · Good fit

265/60R18 → 265/50R20

265/50R20

Diameter +0.3% · Good fit

265/60R18 → 235/45R18

235/45R18

Diameter +15.9% · Not recommended

275/55R20 → 265/60R18

275/55R20

Diameter +4.6% · Marginal fit — proceed with care

Common questions

What is the overall diameter of a 265/60R18 tire?
A 265/60R18 tire is about 30.52″ (775 mm) in overall diameter, with a sidewall height of 159.0 mm and a circumference of 95.88″.
How many revolutions per mile does a 265/60R18 tire turn?
A 265/60R18 turns roughly 661 revolutions per mile (411 per kilometre). This is the number that determines speedometer and odometer accuracy when you change tire size.
What do the numbers in 265/60R18 mean?
265 is the tread width in millimetres, 60 is the aspect ratio — the sidewall height as a percentage of the tread width — and 18 is the wheel diameter in inches. So the sidewall is 265 × 60% = 159.0 mm tall.