Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/65-14 | 155/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.42 (544.1) | 22.32 (567) | 0.9 (22.9) 4.2% |
| Width inches (mm) | 5.71 (145) | 6.1 (155) | 0.39 (10) 6.9% |
| Circum. inches (mm) | 67.3 (1709.34) | 70.13 (1781.28) | 2.83 (71.94) 4.2% |
| Sidewall Height inches (mm) | 3.71 (94.25) | 3.66 (93) | -0.05 (-1.25) -1.3% |
| Revolutions per mile (km) | 941.5 (585.02) | 903.47 (561.39) | -38.03 (-23.63) -4% |
155/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.84 mph (33.54 km/h) |
| 25 mph (40.23 km/h) | 26.05 mph (41.93 km/h) |
| 30 mph (48.28 km/h) | 31.26 mph (50.31 km/h) |
| 35 mph (56.33 km/h) | 36.47 mph (58.7 km/h) |
| 40 mph (64.37 km/h) | 41.68 mph (67.08 km/h) |
| 45 mph (72.42 km/h) | 46.89 mph (75.47 km/h) |
| 50 mph (80.47 km/h) | 52.1 mph (83.85 km/h) |
| 55 mph (88.51 km/h) | 57.31 mph (92.24 km/h) |
| 60 mph (96.56 km/h) | 62.53 mph (100.62 km/h) |
| 65 mph (104.61 km/h) | 67.74 mph (109.01 km/h) |
| 70 mph (112.65 km/h) | 72.95 mph (117.4 km/h) |
| 75 mph (120.7 km/h) | 78.16 mph (125.78 km/h) |
| 80 mph (128.75 km/h) | 83.37 mph (134.17 km/h) |
| 85 mph (136.79 km/h) | 88.58 mph (142.55 km/h) |
| 90 mph (144.84 km/h) | 93.79 mph (150.94 km/h) |
| 95 mph (152.89 km/h) | 99 mph (159.32 km/h) |
| 100 mph (160.93 km/h) | 104.21 mph (167.71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2299 | 2671 | 2876 | 3004 | 3141 | 3238 | 3346 | 3473 | 3649 | 3825 | 4021 | 4178 | 4461 | 4774 | 5019 | 5176 | 5264 | 5586 | 6037 | 7015 |
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