Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-15 | 215/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.57 (624) | 26.85 (682) | 2.28 (58) 9.3% |
| Width inches (mm) | 5.31 (135) | 8.46 (215) | 3.15 (80) 59.3% |
| Circum. inches (mm) | 77.18 (1960.35) | 84.35 (2142.57) | 7.17 (182.21) 9.3% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 5.93 (150.5) | 1.14 (29) 23.9% |
| Revolutions per mile (km) | 820.95 (510.11) | 751.13 (466.73) | -69.82 (-43.38) -8.5% |
215/70-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.86 mph (35.18 km/h) |
| 25 mph (40.23 km/h) | 27.32 mph (43.97 km/h) |
| 30 mph (48.28 km/h) | 32.79 mph (52.77 km/h) |
| 35 mph (56.33 km/h) | 38.25 mph (61.56 km/h) |
| 40 mph (64.37 km/h) | 43.72 mph (70.36 km/h) |
| 45 mph (72.42 km/h) | 49.18 mph (79.15 km/h) |
| 50 mph (80.47 km/h) | 54.65 mph (87.95 km/h) |
| 55 mph (88.51 km/h) | 60.11 mph (96.74 km/h) |
| 60 mph (96.56 km/h) | 65.58 mph (105.54 km/h) |
| 65 mph (104.61 km/h) | 71.04 mph (114.33 km/h) |
| 70 mph (112.65 km/h) | 76.51 mph (123.13 km/h) |
| 75 mph (120.7 km/h) | 81.97 mph (131.92 km/h) |
| 80 mph (128.75 km/h) | 87.44 mph (140.71 km/h) |
| 85 mph (136.79 km/h) | 92.9 mph (149.51 km/h) |
| 90 mph (144.84 km/h) | 98.37 mph (158.3 km/h) |
| 95 mph (152.89 km/h) | 103.83 mph (167.1 km/h) |
| 100 mph (160.93 km/h) | 109.29 mph (175.89 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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