SidewallerTire & wheel calculators

165/80R13 vs 175/70R14

175/70R14 is 1.1% taller (+0.25 in) and 0.39 in wider than 165/80R13.

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Close match

175/70R14 is 1.1% taller than 165/80R13. That is inside the ±3% most shops treat as a straight swap.

165/80R13175/70R14Change
Diameter23.39″23.65″+0.25″+1.1%
Width6.50″6.89″+0.39″+6.1%
Sidewall5.20″4.82″−0.37″−7.2%
Circumference73.5″74.3″+0.8″+1.1%
Wheel13″14″+1″
Revs per mile862853−9
SideTread
165/80R13175/70R14
Speedometer shows 60 mph60.6mph

Real speed on 175/70R14.

Ground clearance+0.13in

Change in height under the axle.

Width per side+0.20in

On the same wheel, split inboard and outboard.

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165/80R13 or 175/70R14?

Can I use 175/70R14 instead of 165/80R13?

175/70R14 is 1.1% taller than 165/80R13. That is inside the ±3% most shops treat as a straight swap. 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 60.6 mph if the speedometer was set up for 165/80R13. Going the other way, 165/80R13 would make it read 59.4 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.13 in (+3 mm) under the axle.

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