Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/35-24 | 285/40-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.85 (809.1) | 32.98 (837.6) | 1.12 (28.5) 3.5% |
| Width inches (mm) | 11.22 (285) | 11.22 (285) | 0 (0) 0% |
| Circum. inches (mm) | 100.07 (2541.86) | 103.6 (2631.4) | 3.53 (89.54) 3.5% |
| Sidewall Height inches (mm) | 3.93 (99.75) | 4.49 (114) | 0.56 (14.25) 14.3% |
| Revolutions per mile (km) | 633.14 (393.41) | 611.59 (380.03) | -21.54 (-13.39) -3.4% |
285/40-24 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.7 mph (33.32 km/h) |
| 25 mph (40.23 km/h) | 25.88 mph (41.65 km/h) |
| 30 mph (48.28 km/h) | 31.06 mph (49.98 km/h) |
| 35 mph (56.33 km/h) | 36.23 mph (58.31 km/h) |
| 40 mph (64.37 km/h) | 41.41 mph (66.64 km/h) |
| 45 mph (72.42 km/h) | 46.59 mph (74.97 km/h) |
| 50 mph (80.47 km/h) | 51.76 mph (83.3 km/h) |
| 55 mph (88.51 km/h) | 56.94 mph (91.63 km/h) |
| 60 mph (96.56 km/h) | 62.11 mph (99.96 km/h) |
| 65 mph (104.61 km/h) | 67.29 mph (108.29 km/h) |
| 70 mph (112.65 km/h) | 72.47 mph (116.62 km/h) |
| 75 mph (120.7 km/h) | 77.64 mph (124.95 km/h) |
| 80 mph (128.75 km/h) | 82.82 mph (133.28 km/h) |
| 85 mph (136.79 km/h) | 87.99 mph (141.61 km/h) |
| 90 mph (144.84 km/h) | 93.17 mph (149.94 km/h) |
| 95 mph (152.89 km/h) | 98.35 mph (158.27 km/h) |
| 100 mph (160.93 km/h) | 103.52 mph (166.6 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1556 | 1808 | 1947 | 2033 | 2126 | 2192 | 2265 | 2351 | 2470 | 2590 | 2722 | 2828 | 3020 | 3232 | 3398 | 3504 | 3563 | 3782 | 4086 | 4749 |
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