275/40R24 tire size in inches
A 275/40R24 tire measures
32.7" tall × 10.8" wide
4.33" sidewall on a 24" wheel. 617 revolutions per mile.
275/40R24 means a tire 275 mm wide, with sidewalls 40% as tall as the tire is wide (110 mm), radial construction (R), for a 24 inch wheel.
275/40R24 specs
| Overall diameter (height) | 32.66 inches (830 mm) |
|---|---|
| Section width | 10.83 inches (275 mm) |
| Sidewall height | 4.33 inches (110 mm) |
| Wheel (rim) diameter | 24 inches |
| Circumference | 102.6 inches (2,606 mm) |
| Revolutions per mile | 617 |
| Revolutions per kilometer | 384 |
| Approximate rim width | 9.0" to 10.5" |
| In inches (flotation style) | 32.7x10.8R24 |
| Aspect ratio | 40% |
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 275/40R24 on a 24" wheel
These 24" sizes are within 3% of 275/40R24's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 315/35R24 | 32.68" | 12.40" | +0.1% | 60.0 mph | Compare |
| 305/35R24 | 32.41" | 12.01" | −0.8% | 59.5 mph | Compare |
| 355/30R24 | 32.39" | 13.98" | −0.8% | 59.5 mph | Compare |
| 325/35R24 | 32.96" | 12.80" | +0.9% | 60.5 mph | Compare |
| 265/40R24 | 32.35" | 10.43" | −1.0% | 59.4 mph | Compare |
| 285/40R24 | 32.98" | 11.22" | +1.0% | 60.6 mph | Compare |
| 345/30R24 | 32.15" | 13.58" | −1.6% | 59.1 mph | Compare |
| 295/35R24 | 32.13" | 11.61" | −1.6% | 59.0 mph | Compare |
| 335/35R24 | 33.23" | 13.19" | +1.7% | 61.0 mph | Compare |
| 255/40R24 | 32.03" | 10.04" | −1.9% | 58.8 mph | Compare |
| 295/40R24 | 33.29" | 11.61" | +1.9% | 61.2 mph | Compare |
| 335/30R24 | 31.91" | 13.19" | −2.3% | 58.6 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 265/75R17 | 17" | 32.65" | 0.0% | Compare |
| 315/55R19 | 19" | 32.64" | −0.1% | Compare |
| 265/80R16 | 16" | 32.69" | +0.1% | Compare |
| 295/50R21 | 21" | 32.61" | −0.1% | Compare |
| 285/70R17 | 17" | 32.71" | +0.1% | Compare |
| 245/55R22 | 22" | 32.61" | −0.2% | Compare |
| 305/65R17 | 17" | 32.61" | −0.2% | Compare |
| 265/70R18 | 18" | 32.61" | −0.2% | Compare |
| 285/65R18 | 18" | 32.59" | −0.2% | Compare |
| 265/85R15 | 15" | 32.74" | +0.2% | Compare |
| 345/50R19 | 19" | 32.58" | −0.2% | Compare |
| 355/45R20 | 20" | 32.58" | −0.3% | Compare |
One size up or down
Compare 275/40R24 with another size
Questions
- How tall is a 275/40R24 tire?
- A 275/40R24 tire is 32.7 inches tall (830 mm), calculated from the size. It is 10.8 inches wide with 4.3 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 275/40R24 mean?
- 275/40R24 means a tire 275 mm wide, with sidewalls 40% as tall as the tire is wide (110 mm), radial construction (R), for a 24 inch wheel.
- How many revolutions per mile does a 275/40R24 tire make?
- About 617 revolutions per mile, based on a circumference of 102.6 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 275/40R24 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 315/35R24 instead of 275/40R24?
- 315/35R24 is +0.02 inches (+0.1%) in overall diameter, so at an indicated 60 mph you would be doing 60.0 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.