SidewallerTire & wheel calculators

175/65R14 vs 175/70R14

175/70R14 is 3.0% taller (+0.69 in) and the same width than 175/65R14.

Caution
Check before you buy

175/70R14 is 3.0% taller than 175/65R14. It often still fits, but expect a noticeable speedometer error and check clearance at full steering lock.

175/65R14175/70R14Change
Diameter22.96″23.65″+0.69″+3.0%
Width6.89″6.89″0.00″0.0%
Sidewall4.48″4.82″+0.34″+7.7%
Circumference72.1″74.3″+2.2″+3.0%
Wheel14″14″Same
Revs per mile879853−26
SideTread
175/65R14175/70R14
Speedometer shows 60 mph61.8mph

Real speed on 175/70R14.

Ground clearance+0.34in

Change in height under the axle.

Width per side0.00in

On the same wheel, split inboard and outboard.

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175/65R14 or 175/70R14?

Can I use 175/70R14 instead of 175/65R14?

175/70R14 is 3.0% taller than 175/65R14. 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 175/70R14 you are really doing 61.8 mph if the speedometer was set up for 175/65R14. Going the other way, 175/65R14 would make it read 58.3 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.34 in (+9 mm) under the axle.

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