Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-15 | 215/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.44 (570) | 26.85 (682) | 4.41 (112) 19.6% |
| Width inches (mm) | 5.31 (135) | 8.46 (215) | 3.15 (80) 59.3% |
| Circum. inches (mm) | 70.5 (1790.71) | 84.35 (2142.57) | 13.85 (351.86) 19.6% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 5.93 (150.5) | 2.2 (56) 59.3% |
| Revolutions per mile (km) | 898.72 (558.44) | 751.13 (466.73) | -147.59 (-91.71) -16.4% |
215/70-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.93 mph (38.51 km/h) |
| 25 mph (40.23 km/h) | 29.91 mph (48.14 km/h) |
| 30 mph (48.28 km/h) | 35.89 mph (57.77 km/h) |
| 35 mph (56.33 km/h) | 41.88 mph (67.39 km/h) |
| 40 mph (64.37 km/h) | 47.86 mph (77.02 km/h) |
| 45 mph (72.42 km/h) | 53.84 mph (86.65 km/h) |
| 50 mph (80.47 km/h) | 59.82 mph (96.28 km/h) |
| 55 mph (88.51 km/h) | 65.81 mph (105.91 km/h) |
| 60 mph (96.56 km/h) | 71.79 mph (115.53 km/h) |
| 65 mph (104.61 km/h) | 77.77 mph (125.16 km/h) |
| 70 mph (112.65 km/h) | 83.75 mph (134.79 km/h) |
| 75 mph (120.7 km/h) | 89.74 mph (144.42 km/h) |
| 80 mph (128.75 km/h) | 95.72 mph (154.05 km/h) |
| 85 mph (136.79 km/h) | 101.7 mph (163.67 km/h) |
| 90 mph (144.84 km/h) | 107.68 mph (173.3 km/h) |
| 95 mph (152.89 km/h) | 113.67 mph (182.93 km/h) |
| 100 mph (160.93 km/h) | 119.65 mph (192.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1911 | 2221 | 2391 | 2497 | 2611 | 2692 | 2782 | 2888 | 3034 | 3180 | 3343 | 3473 | 3709 | 3969 | 4173 | 4303 | 4376 | 4644 | 5019 | 5832 |
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