SidewallerTire & wheel calculators

225/55R17 vs 235/60R17

235/60R17 is 5.1% taller (+1.36 in) and 0.39 in wider than 225/55R17.

Large
Big change

235/60R17 is 5.1% taller than 225/55R17. Beyond 5% you usually need a lift or leveling kit, a speedometer recalibration and sometimes new gears.

225/55R17235/60R17Change
Diameter26.74″28.10″+1.36″+5.1%
Width8.86″9.25″+0.39″+4.4%
Sidewall4.87″5.55″+0.68″+13.9%
Circumference84.0″88.3″+4.3″+5.1%
Wheel17″17″Same
Revs per mile754718−36
SideTread
225/55R17235/60R17
Speedometer shows 60 mph63.0mph

Real speed on 235/60R17.

Ground clearance+0.68in

Change in height under the axle.

Width per side+0.20in

On the same wheel, split inboard and outboard.

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225/55R17 or 235/60R17?

Can I use 235/60R17 instead of 225/55R17?

235/60R17 is 5.1% taller than 225/55R17. Beyond 5% you usually need a lift or leveling kit, a speedometer recalibration and sometimes new gears. 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 235/60R17 you are really doing 63.0 mph if the speedometer was set up for 225/55R17. Going the other way, 225/55R17 would make it read 57.1 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.68 in (+17 mm) under the axle.

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