SidewallerTire & wheel calculators

165/65R13 vs 165/70R13

165/70R13 is 3.0% taller (+0.65 in) and the same width than 165/65R13.

Caution
Check before you buy

165/70R13 is 3.0% taller than 165/65R13. It often still fits, but expect a noticeable speedometer error and check clearance at full steering lock.

165/65R13165/70R13Change
Diameter21.44″22.09″+0.65″+3.0%
Width6.50″6.50″0.00″0.0%
Sidewall4.22″4.55″+0.32″+7.7%
Circumference67.4″69.4″+2.0″+3.0%
Wheel13″13″Same
Revs per mile940913−28
SideTread
165/65R13165/70R13
Speedometer shows 60 mph61.8mph

Real speed on 165/70R13.

Ground clearance+0.32in

Change in height under the axle.

Width per side0.00in

On the same wheel, split inboard and outboard.

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165/65R13 or 165/70R13?

Can I use 165/70R13 instead of 165/65R13?

165/70R13 is 3.0% taller than 165/65R13. 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 165/70R13 you are really doing 61.8 mph if the speedometer was set up for 165/65R13. Going the other way, 165/65R13 would make it read 58.2 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.32 in (+8 mm) under the axle.

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