tireheight.com

265/60R18 in inches

A 265/60R18 tire is 30.5″ tall and 10.4″ wide, and fits a 18″ wheel. In inches it is written 30.5×10.4R18.

Diameter30.52″
Width10.43″
Sidewall6.26″
265/60R18 drawn to scale: 30.52 inch diameter, 6.26 inch sidewall, 18 inch wheel, 10.43 inch tread width18″ wheel6.26″30.52″ overall10.43″ wideSide view
Drawn to scale. Nominal dimensions calculated from the size code.
Manufacturer data

How tall 265/60R18 tires really are

Heights published by BFGoodrich, General, Michelin, Mickey Thompson and Toyo for all 29 tires in this size. Their published revolutions per mile work out to 29.6″ under load (below).

Real 265/60R18 tires measure 30.50–30.80″, against 30.52″ from the size code. They run both taller and shorter than the size code.

  1. Mickey Thompson Baja Boss A/T · 230.80″ +0.28″
  2. Toyo Celsius II30.51″ −0.01″
  3. Toyo Open Country A/T III · 230.51″ −0.01″
  4. Toyo Celsius CUV30.51″ −0.01″
  5. Toyo Observe G3-Ice30.51″ −0.01″
  6. Toyo Open Country H/T II30.51″ −0.01″
  7. Toyo OPEN COUNTRY Q/T30.51″ −0.01″
  8. Toyo Proxes ST III30.51″ −0.01″
  9. BFGoodrich Advantage Control HT30.51″ −0.01″
  10. Michelin X-Ice Snow30.51″ −0.01″
  11. Michelin X-Ice Snow+30.51″ −0.01″
  12. Toyo Proxes G-Tour30.51″ −0.01″
  13. BFGoodrich All-Terrain T/A KO330.50″ −0.02″
  14. BFGoodrich Mud-Terrain T/A KM330.50″ −0.02″
  15. BFGoodrich Trail-Terrain T/A30.50″ −0.02″
  16. BFGoodrich Trail-Terrain T/A+30.50″ −0.02″
  17. General Grabber APT30.50″ −0.02″
  18. General Grabber Arctic X30.50″ −0.02″
  19. General Grabber H/T · 230.50″ −0.02″
  20. Michelin CrossClimate230.50″ −0.02″
  21. Michelin Defender LTX M/S 230.50″ −0.02″
  22. Michelin Latitude Tour HP30.50″ −0.02″
  23. Michelin Pilot Sport 4 SUV30.50″ −0.02″
  24. Michelin Primacy LTX30.50″ −0.02″
  25. Michelin Primacy XC30.50″ −0.02″
  26. Mickey Thompson Baja Legend EXP30.50″ −0.02″
Each bar runs from the size code's 30.52″ (the orange line) to the model's published height. The track spans 1.0″. Where a model comes in several load ranges, the darker part shows its range of heights; the number after the name is how many versions it comes in.
Height under load29.6″

Published revs per mile (681–682) mean the tire rolls like a 29.6″ tire on the vehicle. Use this for speedometer calibration.

Weight spread31.9–57.0 lb

The lightest (Michelin Primacy LTX, SL) is 25.1 lb lighter per corner than the heaviest (Mickey Thompson Baja Boss A/T, LT E).

29 tires in 265/60R18

Sort by the spec you care about.

LoadRevs/miSource
Michelin Primacy LTXAll-seasonSL · 110H30.5031.99.52,337682Spec page
Michelin CrossClimate2All-seasonSL · 110V30.5032.210.02,337682Spec page
Michelin Pilot Sport 4 SUVPerformanceSL · 110V30.5033.19.52,337682Spec page
Michelin Defender LTX M/S 2All-seasonXL · 114H30.5034.411.02,601682Spec page
Michelin Latitude Tour HPAll-seasonSL · 109H30.5035.110.02,064682Spec page
Michelin Primacy XCAll-terrainSL · 110H30.5035.310.02,337682Spec page
Michelin X-Ice SnowWinterSL · 110T30.5135.410.52,337682Spec page
Toyo Proxes ST IIIPerformanceXL · 114V30.5135.510.12,601681Spec page
Michelin X-Ice Snow+WinterXL · 114H30.5135.910.52,601682Spec page
Toyo Celsius IITouringSL · 110V30.5136.811.62,337681Spec page
General Grabber H/THighwaySL · 110H30.5037.612.02,337681Spec page
Toyo Open Country A/T IIIAll-terrainSL · 110T30.5137.913.32,337681Spec page
BFGoodrich Advantage Control HTHighwaySL · 110H30.5138.012.02,337682Spec page
General Grabber APTAll-terrainSL · 110T30.5038.214.02,337681Spec page
Toyo Proxes G-TourSL · 110V30.5138.412.22,337681Spec page
Toyo Open Country H/T IIHighwaySL · 110T30.5139.011.82,337681Spec page
General Grabber H/THighwaySL · 110T30.5039.112.02,337681Spec page
Toyo Celsius CUVAll-weatherSL · 110V30.5139.511.32,337681Spec page
Toyo OPEN COUNTRY Q/TAll-seasonSL · 110V30.5140.312.22,337681Spec page
Toyo Observe G3-IceWinterXL · 114T30.5141.713.72,601681Spec page
BFGoodrich Trail-Terrain T/AAll-terrainSL · 110T30.5042.312.52,337682Spec page
BFGoodrich Trail-Terrain T/A+SL · 110T30.5043.012.52,337682Spec page
Mickey Thompson Baja Boss A/TAll-terrainXL · 114T30.8044.016.02,601–Spec page
Toyo Open Country A/T IIIAll-terrainLT E · 119/116S30.5149.816.33,000681Spec page
Mickey Thompson Baja Legend EXPAll-terrainLT E · 119Q30.5051.018.53,000–Spec page
BFGoodrich All-Terrain T/A KO3All-terrainLT D · 114S30.5052.115.02,600682Spec page
BFGoodrich Mud-Terrain T/A KM3Mud-terrainLT E · 119Q30.5056.518.03,000682Spec page
Mickey Thompson Baja Boss A/TAll-terrainLT E · 119Q30.8057.018.53,000–Spec page
General Grabber Arctic XWinterXL · 114T30.50–12.02,601681Spec page

Is 265/60R18 a 31-inch tire?

≈31″

Close. The size code works out to 30.52″, and the 29 tires here publish 30.50–30.80″, so people call it a 31.

All 31-inch tire sizes, on every wheel size.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

SizeDiameter ″vs 265/60R18Difference
245/60R1829.57-0.94″-3.1%
235/65R1830.03-0.49″-1.6%
255/60R1830.05-0.47″-1.5%
225/75R1730.29-0.23″-0.8%
265/55R1930.48-0.04″-0.1%
245/70R1730.50-0.02″-0.1%
265/65R1730.56+0.04″+0.1%
275/60R1830.99+0.47″+1.5%
255/65R1831.05+0.53″+1.7%
285/60R1831.46+0.94″+3.1%

How to read 265/60R18

How to read any tire size

265/60R18 110T as printed on the tire sidewall, with each part numbered265/60R18 110T123456
How 265/60R18 110T is printed on the sidewall. It's the most common code among the 29 tires here (7 of them); tires in this size come in other load and speed ratings too.
1265Section width

265 mm across the widest point, or 10.43 inches. Every 265 size

260Aspect ratio

A percentage, not a measurement: the sidewall is 60% as tall as the tire is wide, which is 159.0 mm or 6.26 inches.

3RConstruction

Radial construction.

418Wheel diameter

Mounts on a 18-inch wheel. Approved wheel widths run 7.5″ to 9.5″.

5110Load index

Each tire carries up to 2,337 lb (1,060 kg) at its maximum pressure.

6TSpeed rating

Rated for up to 118 mph sustained.

SpecificationInchesMetric
Overall diameter30.52775 mm
Section width10.43265 mm
Sidewall height6.26159.0 mm
Circumference95.92,435 mm
Revolutions per mile (calculated, unloaded)660.8411 per km
Revolutions per mile (published by manufacturers)681–682423–424 per km
Approved wheel width7.5–9.5191–241 mm

Speedometer error after switching to 265/60R18

Your actual speed– mph

Questions about 265/60R18

What is 265/60R18 in inches?

30.52 inches tall, 10.43 inches wide, on a 18-inch wheel. Written in inches, that is roughly 30.5×10.4R18.

How much does a 265/60R18 tire weigh?

Between 31.9 lb and 57.0 lb for the 28 tires listed here. The lightest is the Michelin Primacy LTX (SL); the heaviest is the Mickey Thompson Baja Boss A/T (LT E).

What wheel width do I need for 265/60R18?

Manufacturers approve 7.5–9.5″ wide wheels for this size.

How many revolutions per mile does a 265/60R18 make?

Published figures run 681–682 revolutions per mile. The calculated figure is 660.8, but manufacturers measure the tire under load, where it rolls on a smaller radius.

What is the difference between P265/60R18 and LT265/60R18?

Passenger tires (24 here) are built for passenger loads, with max loads of 2064–2601 lb. Light-truck tires (5 here) come in heavier load ranges with max loads of 2600–3000 lb, and are usually heavier with deeper tread.

How much taller is 265/60R18 than 255/60R18?

0.47 inches taller on paper (30.52″ vs 30.05″), which raises the axle about 0.24″. Your speedometer will read about 1.6% slow.