Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/50-15 | 315/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.4 (696) | 29.88 (759) | 2.48 (63) 9.1% |
| Width inches (mm) | 12.4 (315) | 12.4 (315) | 0 (0) 0% |
| Circum. inches (mm) | 86.08 (2186.55) | 93.88 (2384.47) | 7.79 (197.92) 9.1% |
| Sidewall Height inches (mm) | 6.2 (157.5) | 7.44 (189) | 1.24 (31.5) 20% |
| Revolutions per mile (km) | 736.02 (457.34) | 674.93 (419.38) | -61.09 (-37.96) -8.3% |
315/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.81 mph (35.1 km/h) |
| 25 mph (40.23 km/h) | 27.26 mph (43.88 km/h) |
| 30 mph (48.28 km/h) | 32.72 mph (52.65 km/h) |
| 35 mph (56.33 km/h) | 38.17 mph (61.43 km/h) |
| 40 mph (64.37 km/h) | 43.62 mph (70.2 km/h) |
| 45 mph (72.42 km/h) | 49.07 mph (78.98 km/h) |
| 50 mph (80.47 km/h) | 54.53 mph (87.75 km/h) |
| 55 mph (88.51 km/h) | 59.98 mph (96.53 km/h) |
| 60 mph (96.56 km/h) | 65.43 mph (105.3 km/h) |
| 65 mph (104.61 km/h) | 70.88 mph (114.08 km/h) |
| 70 mph (112.65 km/h) | 76.34 mph (122.85 km/h) |
| 75 mph (120.7 km/h) | 81.79 mph (131.63 km/h) |
| 80 mph (128.75 km/h) | 87.24 mph (140.4 km/h) |
| 85 mph (136.79 km/h) | 92.69 mph (149.18 km/h) |
| 90 mph (144.84 km/h) | 98.15 mph (157.95 km/h) |
| 95 mph (152.89 km/h) | 103.6 mph (166.73 km/h) |
| 100 mph (160.93 km/h) | 109.05 mph (175.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1718 | 1995 | 2149 | 2244 | 2346 | 2419 | 2500 | 2595 | 2726 | 2858 | 3004 | 3121 | 3333 | 3567 | 3749 | 3866 | 3932 | 4173 | 4510 | 5240 |
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