Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-19 | 335/30-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.2 (640.1) | 25.91 (658.2) | 0.71 (18.1) 2.8% |
| Width inches (mm) | 12.4 (315) | 13.19 (335) | 0.79 (20) 6.3% |
| Circum. inches (mm) | 79.17 (2010.93) | 81.41 (2067.8) | 2.24 (56.86) 2.8% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 3.96 (100.5) | 0.86 (21.75) 27.6% |
| Revolutions per mile (km) | 800.3 (497.28) | 778.29 (483.61) | -22.01 (-13.67) -2.7% |
335/30-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.57 mph (33.1 km/h) |
| 25 mph (40.23 km/h) | 25.71 mph (41.37 km/h) |
| 30 mph (48.28 km/h) | 30.85 mph (49.65 km/h) |
| 35 mph (56.33 km/h) | 35.99 mph (57.92 km/h) |
| 40 mph (64.37 km/h) | 41.13 mph (66.19 km/h) |
| 45 mph (72.42 km/h) | 46.27 mph (74.47 km/h) |
| 50 mph (80.47 km/h) | 51.41 mph (82.74 km/h) |
| 55 mph (88.51 km/h) | 56.56 mph (91.02 km/h) |
| 60 mph (96.56 km/h) | 61.7 mph (99.29 km/h) |
| 65 mph (104.61 km/h) | 66.84 mph (107.57 km/h) |
| 70 mph (112.65 km/h) | 71.98 mph (115.84 km/h) |
| 75 mph (120.7 km/h) | 77.12 mph (124.11 km/h) |
| 80 mph (128.75 km/h) | 82.26 mph (132.39 km/h) |
| 85 mph (136.79 km/h) | 87.4 mph (140.66 km/h) |
| 90 mph (144.84 km/h) | 92.54 mph (148.94 km/h) |
| 95 mph (152.89 km/h) | 97.69 mph (157.21 km/h) |
| 100 mph (160.93 km/h) | 102.83 mph (165.49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1981 | 2301 | 2478 | 2587 | 2705 | 2790 | 2882 | 2992 | 3144 | 3295 | 3464 | 3599 | 3843 | 4113 | 4324 | 4458 | 4534 | 4812 | 5200 | 6043 |
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