SidewallerTire & wheel calculators

165/65R13 vs 175/70R13

175/70R13 is 5.6% taller (+1.20 in) and 0.39 in wider than 165/65R13.

Large
Big change

175/70R13 is 5.6% taller than 165/65R13. Beyond 5% you usually need a lift or leveling kit, a speedometer recalibration and sometimes new gears.

165/65R13175/70R13Change
Diameter21.44″22.65″+1.20″+5.6%
Width6.50″6.89″+0.39″+6.1%
Sidewall4.22″4.82″+0.60″+14.2%
Circumference67.4″71.1″+3.8″+5.6%
Wheel13″13″Same
Revs per mile940891−50
SideTread
165/65R13175/70R13
Speedometer shows 60 mph63.4mph

Real speed on 175/70R13.

Ground clearance+0.60in

Change in height under the axle.

Width per side+0.20in

On the same wheel, split inboard and outboard.

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165/65R13 or 175/70R13?

Can I use 175/70R13 instead of 165/65R13?

175/70R13 is 5.6% taller than 165/65R13. 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 175/70R13 you are really doing 63.4 mph if the speedometer was set up for 165/65R13. Going the other way, 165/65R13 would make it read 56.8 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.60 in (+15 mm) under the axle.

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