SidewallerTire & wheel calculators

185/70R14 vs 195/75R14

195/75R14 is 5.5% taller (+1.32 in) and 0.39 in wider than 185/70R14.

Large
Big change

195/75R14 is 5.5% taller than 185/70R14. Beyond 5% you usually need a lift or leveling kit, a speedometer recalibration and sometimes new gears.

185/70R14195/75R14Change
Diameter24.20″25.52″+1.32″+5.5%
Width7.28″7.68″+0.39″+5.4%
Sidewall5.10″5.76″+0.66″+12.9%
Circumference76.0″80.2″+4.1″+5.5%
Wheel14″14″Same
Revs per mile834790−43
SideTread
185/70R14195/75R14
Speedometer shows 60 mph63.3mph

Real speed on 195/75R14.

Ground clearance+0.66in

Change in height under the axle.

Width per side+0.20in

On the same wheel, split inboard and outboard.

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185/70R14 or 195/75R14?

Can I use 195/75R14 instead of 185/70R14?

195/75R14 is 5.5% taller than 185/70R14. 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 195/75R14 you are really doing 63.3 mph if the speedometer was set up for 185/70R14. Going the other way, 185/70R14 would make it read 56.9 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.66 in (+17 mm) under the axle.

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