Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/75-15 | 215/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.88 (733.5) | 30.39 (771.9) | 1.51 (38.4) 5.2% |
| Width inches (mm) | 9.25 (235) | 8.46 (215) | -0.79 (-20) -8.5% |
| Circum. inches (mm) | 90.72 (2304.36) | 95.47 (2425) | 4.75 (120.64) 5.2% |
| Sidewall Height inches (mm) | 6.94 (176.25) | 7.19 (182.75) | 0.26 (6.5) 3.7% |
| Revolutions per mile (km) | 698.39 (433.96) | 663.65 (412.37) | -34.74 (-21.59) -5% |
215/85-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.05 mph (33.87 km/h) |
| 25 mph (40.23 km/h) | 26.31 mph (42.34 km/h) |
| 30 mph (48.28 km/h) | 31.57 mph (50.81 km/h) |
| 35 mph (56.33 km/h) | 36.83 mph (59.28 km/h) |
| 40 mph (64.37 km/h) | 42.09 mph (67.74 km/h) |
| 45 mph (72.42 km/h) | 47.36 mph (76.21 km/h) |
| 50 mph (80.47 km/h) | 52.62 mph (84.68 km/h) |
| 55 mph (88.51 km/h) | 57.88 mph (93.15 km/h) |
| 60 mph (96.56 km/h) | 63.14 mph (101.62 km/h) |
| 65 mph (104.61 km/h) | 68.4 mph (110.08 km/h) |
| 70 mph (112.65 km/h) | 73.66 mph (118.55 km/h) |
| 75 mph (120.7 km/h) | 78.93 mph (127.02 km/h) |
| 80 mph (128.75 km/h) | 84.19 mph (135.49 km/h) |
| 85 mph (136.79 km/h) | 89.45 mph (143.96 km/h) |
| 90 mph (144.84 km/h) | 94.71 mph (152.42 km/h) |
| 95 mph (152.89 km/h) | 99.97 mph (160.89 km/h) |
| 100 mph (160.93 km/h) | 105.24 mph (169.36 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1689 | 1962 | 2113 | 2206 | 2307 | 2379 | 2458 | 2551 | 2681 | 2810 | 2954 | 3069 | 3277 | 3507 | 3687 | 3802 | 3866 | 4104 | 4434 | 5153 |
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