165/70R13 tire size in inches

A 165/70R13 tire measures

22.1" tall × 6.5" wide

4.55" sidewall on a 13" wheel. 913 revolutions per mile.

165/70R13 means a tire 165 mm wide, with sidewalls 70% as tall as the tire is wide (115 mm), radial construction (R), for a 13 inch wheel.

22.1"13" rim4.5"6.5" wide
165/70R13: 22.1 inches tall, 6.5 inches wide, on a 13 inch rim, drawn to scale

165/70R13 specs

Overall diameter (height)22.09 inches (561 mm)
Section width6.50 inches (165 mm)
Sidewall height4.55 inches (115 mm)
Wheel (rim) diameter13 inches
Circumference69.4 inches (1,763 mm)
Revolutions per mile913
Revolutions per kilometer567
Approximate rim width4.5" to 6.0"
In inches (flotation style)22.1x6.5R13
Aspect ratio70%

Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.

Sizes that can replace 165/70R13 on a 13" wheel

These 13" sizes are within 3% of 165/70R13's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
145/80R1322.13"5.71"+0.2%60.1 mphCompare
155/75R1322.15"6.10"+0.3%60.2 mphCompare
195/60R1322.21"7.68"+0.5%60.3 mphCompare
185/65R1322.47"7.28"+1.7%61.0 mphCompare
175/70R1322.65"6.89"+2.5%61.5 mphCompare
205/60R1322.69"8.07"+2.7%61.6 mphCompare
145/85R1322.70"5.71"+2.8%61.7 mphCompare
165/75R1322.74"6.50"+2.9%61.8 mphCompare

Same height on other wheel sizes (plus and minus sizing)

SizeWheelDiameterDifference
185/35R1717"22.10"0.0%Compare
195/40R1616"22.14"+0.2%Compare
165/55R1515"22.15"+0.2%Compare
185/55R1414"22.01"−0.4%Compare
205/45R1515"22.26"+0.8%Compare
175/60R1414"22.27"+0.8%Compare
185/50R1515"22.28"+0.9%Compare
195/35R1717"22.37"+1.3%Compare
165/65R1414"22.44"+1.6%Compare
195/55R1414"22.44"+1.6%Compare
205/40R1616"22.46"+1.6%Compare
155/70R1414"22.54"+2.0%Compare

One size up or down

Compare 165/70R13 with another size

With 175/70R13 tires, when your speedometer says 60 mph you are really going

61.5 mph

175/70R13 is +0.55 inches (+2.5%) in overall diameter. That is within the 3% most shops and makers allow.

165/70R13175/70R13Difference%
Overall diameter22.09"22.65"+0.55"+2.5%
Section width6.50"6.89"+0.39"+6.1%
Sidewall height4.55"4.82"+0.28"+6.1%
Circumference69.41"71.14"+1.73"+2.5%
Revolutions per mile912.8890.6−22.2−2.4%

Questions

How tall is a 165/70R13 tire?
A 165/70R13 tire is 22.1 inches tall (561 mm), calculated from the size. It is 6.5 inches wide with 4.5 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 165/70R13 mean?
165/70R13 means a tire 165 mm wide, with sidewalls 70% as tall as the tire is wide (115 mm), radial construction (R), for a 13 inch wheel.
How many revolutions per mile does a 165/70R13 tire make?
About 913 revolutions per mile, based on a circumference of 69.4 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 165/70R13 tire?
Roughly 4.5" to 6.0". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 145/80R13 instead of 165/70R13?
145/80R13 is +0.04 inches (+0.2%) in overall diameter, so at an indicated 60 mph you would be doing 60.1 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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