Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/85-16 | 215/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.38 (720.9) | 27.85 (707.4) | -0.53 (-13.5) -1.9% |
| Width inches (mm) | 7.28 (185) | 8.46 (215) | 1.18 (30) 16.2% |
| Circum. inches (mm) | 89.16 (2264.77) | 87.49 (2222.36) | -1.67 (-42.41) -1.9% |
| Sidewall Height inches (mm) | 6.19 (157.25) | 5.93 (150.5) | -0.27 (-6.75) -4.3% |
| Revolutions per mile (km) | 710.6 (441.54) | 724.16 (449.97) | 13.56 (8.43) 1.9% |
215/70-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.63 mph (31.58 km/h) |
| 25 mph (40.23 km/h) | 24.53 mph (39.48 km/h) |
| 30 mph (48.28 km/h) | 29.44 mph (47.38 km/h) |
| 35 mph (56.33 km/h) | 34.34 mph (55.27 km/h) |
| 40 mph (64.37 km/h) | 39.25 mph (63.17 km/h) |
| 45 mph (72.42 km/h) | 44.16 mph (71.06 km/h) |
| 50 mph (80.47 km/h) | 49.06 mph (78.96 km/h) |
| 55 mph (88.51 km/h) | 53.97 mph (86.86 km/h) |
| 60 mph (96.56 km/h) | 58.88 mph (94.75 km/h) |
| 65 mph (104.61 km/h) | 63.78 mph (102.65 km/h) |
| 70 mph (112.65 km/h) | 68.69 mph (110.54 km/h) |
| 75 mph (120.7 km/h) | 73.6 mph (118.44 km/h) |
| 80 mph (128.75 km/h) | 78.5 mph (126.34 km/h) |
| 85 mph (136.79 km/h) | 83.41 mph (134.23 km/h) |
| 90 mph (144.84 km/h) | 88.31 mph (142.13 km/h) |
| 95 mph (152.89 km/h) | 93.22 mph (150.02 km/h) |
| 100 mph (160.93 km/h) | 98.13 mph (157.92 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1843 | 2141 | 2306 | 2407 | 2517 | 2596 | 2682 | 2784 | 2925 | 3066 | 3223 | 3348 | 3576 | 3827 | 4023 | 4148 | 4219 | 4478 | 4838 | 5623 |
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