275/25R24 tire size in inches

A 275/25R24 tire measures

29.4" tall × 10.8" wide

2.71" sidewall on a 24" wheel. 686 revolutions per mile.

275/25R24 means a tire 275 mm wide, with sidewalls 25% as tall as the tire is wide (69 mm), radial construction (R), for a 24 inch wheel.

29.4"24" rim2.7"10.8" wide
275/25R24: 29.4 inches tall, 10.8 inches wide, on a 24 inch rim, drawn to scale

275/25R24 specs

Overall diameter (height)29.41 inches (747 mm)
Section width10.83 inches (275 mm)
Sidewall height2.71 inches (69 mm)
Wheel (rim) diameter24 inches
Circumference92.4 inches (2,347 mm)
Revolutions per mile686
Revolutions per kilometer426
Approximate rim width9.0" to 10.5"
In inches (flotation style)29.4x10.8R24
Aspect ratio25%

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 275/25R24 on a 24" wheel

These 24" sizes are within 3% of 275/25R24's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
265/25R2429.22"10.43"−0.7%59.6 mphCompare
285/25R2429.61"11.22"+0.7%60.4 mphCompare
255/25R2429.02"10.04"−1.3%59.2 mphCompare
295/25R2429.81"11.61"+1.3%60.8 mphCompare
305/25R2430.00"12.01"+2.0%61.2 mphCompare
255/30R2430.02"10.04"+2.1%61.2 mphCompare
315/25R2430.20"12.40"+2.7%61.6 mphCompare
265/30R2430.26"10.43"+2.9%61.7 mphCompare

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

SizeWheelDiameterDifference
305/35R2121"29.41"0.0%Compare
225/70R1717"29.40"0.0%Compare
235/40R2222"29.40"0.0%Compare
315/50R1717"29.40"0.0%Compare
245/85R1313"29.40"−0.1%Compare
245/80R1414"29.43"+0.1%Compare
265/50R1919"29.43"+0.1%Compare
215/85R1515"29.39"−0.1%Compare
265/45R2020"29.39"−0.1%Compare
355/30R2121"29.39"−0.1%Compare
315/30R2222"29.44"+0.1%Compare
295/45R1919"29.45"+0.1%Compare

One size up or down

Compare 275/25R24 with another size

With 285/25R24 tires, when your speedometer says 60 mph you are really going

60.4 mph

285/25R24 is +0.20 inches (+0.7%) in overall diameter. That is within the 3% most shops and makers allow.

275/25R24285/25R24Difference%
Overall diameter29.41"29.61"+0.20"+0.7%
Section width10.83"11.22"+0.39"+3.6%
Sidewall height2.71"2.81"+0.10"+3.6%
Circumference92.40"93.02"+0.62"+0.7%
Revolutions per mile685.7681.1−4.6−0.7%

Questions

How tall is a 275/25R24 tire?
A 275/25R24 tire is 29.4 inches tall (747 mm), calculated from the size. It is 10.8 inches wide with 2.7 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 275/25R24 mean?
275/25R24 means a tire 275 mm wide, with sidewalls 25% as tall as the tire is wide (69 mm), radial construction (R), for a 24 inch wheel.
How many revolutions per mile does a 275/25R24 tire make?
About 686 revolutions per mile, based on a circumference of 92.4 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 275/25R24 tire?
Roughly 9.0" to 10.5". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 265/25R24 instead of 275/25R24?
265/25R24 is −0.20 inches (−0.7%) in overall diameter, so at an indicated 60 mph you would be doing 59.6 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

Browse