32.7" tall, 12.4" wide, 4.3" sidewall
A 315/35R24 tire is 32.7 inches (830 mm) tall and 12.4 inches wide. The sidewall is 35% of the width, 4.3 inches, on a 24-inch wheel, and the tire turns about 617 times per mile.
In flotation terms that is about 32.7x12.4R24. People often call it a 33-inch tire.
The size most often compared with it is 305/35R24, which is 0.3" shorter (−0.8%). At an indicated 60 mph you would be doing 59.5 mph on it.
| Current | New | Difference |
|---|
| Shows | Actual speed |
|---|
Same 24" wheel, within 20 mm of width and 10 points of aspect ratio.
| Size | Diameter | Width | Sidewall | vs 315/35R24 | |
|---|---|---|---|---|---|
| 305/35R24 | 32.4" | 12.0" | 4.2" | −0.8% | |
| 295/40R24 | 33.3" | 11.6" | 4.6" | +1.9% | |
| 305/40R24 | 33.6" | 12.0" | 4.8" | +2.8% | |
| 295/30R24 | 31.0" | 11.6" | 3.5" | −5.2% | |
| 295/45R24 | 34.5" | 11.6" | 5.2" | +5.4% | |
| 305/45R24 | 34.8" | 12.0" | 5.4" | +6.5% | |
| 35x12.50R24 | 35.0" | 12.5" | 5.5" | +7.1% | |
| 315/45R24 | 35.2" | 12.4" | 5.6" | +7.6% | |
| 325/45R24 | 35.5" | 12.8" | 5.8" | +8.7% |
Sizes within 2% of 32.7" on 22" wheels.
| Size | Diameter | Width | Sidewall | vs 315/35R24 | |
|---|---|---|---|---|---|
| 305/45R22 | 32.8" | 12.0" | 5.4" | +0.4% | |
| 295/45R22 | 32.5" | 11.6" | 5.2" | −0.7% | |
| 265/50R22 | 32.4" | 10.4" | 5.2" | −0.8% | |
| 33x12.50R22 | 33.0" | 12.5" | 5.5" | +1.0% | |
| 325/40R22 | 32.2" | 12.8" | 5.1" | −1.4% | |
| 315/45R22 | 33.2" | 12.4" | 5.6" | +1.5% |
Actual speed when the speedometer is calibrated for 315/35R24.
| Speedometer shows | on 305/35R24 | on 295/40R24 | on 305/40R24 |
|---|---|---|---|
| 30 mph | 29.7 mph | 30.6 mph | 30.8 mph |
| 45 mph | 44.6 mph | 45.8 mph | 46.3 mph |
| 60 mph | 59.5 mph | 61.1 mph | 61.7 mph |
| 70 mph | 69.4 mph | 71.3 mph | 72.0 mph |
32.7 inches (830 mm). The sidewall is 4.3 inches.
12.4 inches (315 mm) section width, measured sidewall to sidewall.
About 32.7x12.4R24.
305/35R24 is −0.8% in diameter, within the common 3% guideline. It is 0.4" narrower.