SidewallerTire & wheel calculators

265/75R16 vs 285/75R16

285/75R16 is 3.7% taller (+1.18 in) and 0.79 in wider than 265/75R16.

Caution
Check before you buy

285/75R16 is 3.7% taller than 265/75R16. It often still fits, but expect a noticeable speedometer error and check clearance at full steering lock.

265/75R16285/75R16Change
Diameter31.65″32.83″+1.18″+3.7%
Width10.43″11.22″+0.79″+7.5%
Sidewall7.82″8.42″+0.59″+7.5%
Circumference99.4″103.1″+3.7″+3.7%
Wheel16″16″Same
Revs per mile637614−23
SideTread
265/75R16285/75R16
Speedometer shows 60 mph62.2mph

Real speed on 285/75R16.

Ground clearance+0.59in

Change in height under the axle.

Width per side+0.39in

On the same wheel, split inboard and outboard.

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265/75R16 or 285/75R16?

Can I use 285/75R16 instead of 265/75R16?

285/75R16 is 3.7% taller than 265/75R16. It often still fits, but expect a noticeable speedometer error and check clearance at full steering lock. Also match or beat the original load index and speed rating, and check that the wheel width suits the new tire.

Will my speedometer be off?

At an indicated 60 mph on 285/75R16 you are really doing 62.2 mph if the speedometer was set up for 265/75R16. Going the other way, 265/75R16 would make it read 57.8 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.59 in (+15 mm) under the axle.

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