335/30R24 tire size in inches

A 335/30R24 tire measures

31.9" tall × 13.2" wide

3.96" sidewall on a 24" wheel. 632 revolutions per mile.

335/30R24 means a tire 335 mm wide, with sidewalls 30% as tall as the tire is wide (101 mm), radial construction (R), for a 24 inch wheel.

31.9"24" rim4.0"13.2" wide
335/30R24: 31.9 inches tall, 13.2 inches wide, on a 24 inch rim, drawn to scale

335/30R24 specs

Overall diameter (height)31.91 inches (811 mm)
Section width13.19 inches (335 mm)
Sidewall height3.96 inches (101 mm)
Wheel (rim) diameter24 inches
Circumference100.3 inches (2,547 mm)
Revolutions per mile632
Revolutions per kilometer393
Approximate rim width11.0" to 12.5"
In inches (flotation style)31.9x13.2R24
Aspect ratio30%

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 335/30R24 on a 24" wheel

These 24" sizes are within 3% of 335/30R24's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
285/35R2431.85"11.22"−0.2%59.9 mphCompare
255/40R2432.03"10.04"+0.4%60.2 mphCompare
295/35R2432.13"11.61"+0.7%60.4 mphCompare
325/30R2431.68"12.80"−0.7%59.6 mphCompare
345/30R2432.15"13.58"+0.7%60.4 mphCompare
275/35R2431.58"10.83"−1.0%59.4 mphCompare
265/40R2432.35"10.43"+1.4%60.8 mphCompare
315/30R2431.44"12.40"−1.5%59.1 mphCompare
355/30R2432.39"13.98"+1.5%60.9 mphCompare
305/35R2432.41"12.01"+1.5%60.9 mphCompare
265/35R2431.30"10.43"−1.9%58.9 mphCompare
305/30R2431.20"12.01"−2.2%58.7 mphCompare

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

SizeWheelDiameterDifference
275/55R2020"31.91"0.0%Compare
315/40R2222"31.92"0.0%Compare
295/60R1818"31.94"+0.1%Compare
315/60R1717"31.88"−0.1%Compare
235/75R1818"31.88"−0.1%Compare
335/45R2020"31.87"−0.1%Compare
345/40R2121"31.87"−0.1%Compare
275/60R1919"31.99"+0.2%Compare
285/75R1515"31.83"−0.3%Compare
275/50R2121"31.83"−0.3%Compare
32x11.50R1515"32.00"+0.3%Compare
305/50R2020"32.01"+0.3%Compare

One size up or down

Compare 335/30R24 with another size

With 345/30R24 tires, when your speedometer says 60 mph you are really going

60.4 mph

345/30R24 is +0.24 inches (+0.7%) in overall diameter. That is within the 3% most shops and makers allow.

335/30R24345/30R24Difference%
Overall diameter31.91"32.15"+0.24"+0.7%
Section width13.19"13.58"+0.39"+3.0%
Sidewall height3.96"4.07"+0.12"+3.0%
Circumference100.26"101.00"+0.74"+0.7%
Revolutions per mile632.0627.3−4.6−0.7%

Questions

How tall is a 335/30R24 tire?
A 335/30R24 tire is 31.9 inches tall (811 mm), calculated from the size. It is 13.2 inches wide with 4.0 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 335/30R24 mean?
335/30R24 means a tire 335 mm wide, with sidewalls 30% as tall as the tire is wide (101 mm), radial construction (R), for a 24 inch wheel.
How many revolutions per mile does a 335/30R24 tire make?
About 632 revolutions per mile, based on a circumference of 100.3 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 335/30R24 tire?
Roughly 11.0" to 12.5". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 285/35R24 instead of 335/30R24?
285/35R24 is −0.06 inches (−0.2%) in overall diameter, so at an indicated 60 mph you would be doing 59.9 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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