285/40R24 tire size
A 285/40R24 tire stands 33.0 inches tall and 11.2 inches wide, with a 4.5-inch sidewall on a 24-inch rim.
- Overall height
- 33.0 in838 mm
- Section width
- 11.2 in285 mm
- Sidewall height
- 4.5 in114 mm
- Rim diameter
- 24 in610 mm
- Circumference
- 103.6 in2631 mm
- Revolutions per mile
- 612380 per km
- Inch size
- 33.0x11.2R24
Compare it with any other size in the tire size calculator.
Sizes you can swap to
These 24-inch sizes are within two width steps and 3% of a 285/40R24's overall height, the usual limit before the speedometer, ABS and transmission notice. The closest is 295/40R24, 1.0% taller (0.31 in). Wider sizes also need room in the wheel well and a rim width that suits them.
Plus and minus sizes
Changing rim size means changing the sidewall to keep the same overall height. On 22-inch rims, these are the closest matches to a 285/40R24.
Other 24-inch sizes near 285/40R24
40 series, other widths
See the other sizes for this rim on 24-inch tire sizes, or other tires about this tall on 33-inch tires.
Shop 285/40R24 tires
These open each store's own list of 285/40R24 tires, where you can filter by type, load and speed rating.
285/40R24 questions
How tall is a 285/40R24 tire?
About 33.0 inches (838 mm) from the ground to the top of the tread, unloaded. On the vehicle, carrying weight, it sits a little lower.
What does 285/40R24 mean?
285 is the section width in millimetres (11.2 in). 40 means the sidewall is 40% of that width: 114 mm, or 4.5 in. R means radial construction, and 24 is the rim diameter in inches.
Can I use 305/35R24 instead of 285/40R24?
305/35R24 is 1.7% shorter (0.57 in) and 20 mm wider, which is inside the usual 3% rule. With it fitted, the speedometer shows 60 mph when you are doing 59.0 mph. Make sure the extra width clears the suspension and fender liner at full lock.
What is 285/40R24 in inches?
In inch terms it is 33.0x11.2R24: 33.0 inches tall, 11.2 inches wide, for a 24-inch rim.
How many revolutions per mile does a 285/40R24 make?
About 612 turns per mile, worked out from its unloaded circumference of 103.6 inches. Makers list slightly higher numbers for their own tires, because a loaded tire rolls on a smaller radius.