Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/55-15 | 215/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.71 (551.5) | 26 (660.5) | 4.29 (109) 19.8% |
| Width inches (mm) | 6.1 (155) | 8.46 (215) | 2.36 (60) 38.7% |
| Circum. inches (mm) | 68.21 (1732.59) | 81.69 (2075.02) | 13.48 (342.43) 19.8% |
| Sidewall Height inches (mm) | 3.36 (85.25) | 5.5 (139.75) | 2.15 (54.5) 63.9% |
| Revolutions per mile (km) | 928.87 (577.17) | 775.58 (481.92) | -153.29 (-95.25) -16.5% |
215/65-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.95 mph (38.55 km/h) |
| 25 mph (40.23 km/h) | 29.94 mph (48.19 km/h) |
| 30 mph (48.28 km/h) | 35.93 mph (57.82 km/h) |
| 35 mph (56.33 km/h) | 41.92 mph (67.46 km/h) |
| 40 mph (64.37 km/h) | 47.91 mph (77.1 km/h) |
| 45 mph (72.42 km/h) | 53.89 mph (86.73 km/h) |
| 50 mph (80.47 km/h) | 59.88 mph (96.37 km/h) |
| 55 mph (88.51 km/h) | 65.87 mph (106.01 km/h) |
| 60 mph (96.56 km/h) | 71.86 mph (115.65 km/h) |
| 65 mph (104.61 km/h) | 77.85 mph (125.28 km/h) |
| 70 mph (112.65 km/h) | 83.83 mph (134.92 km/h) |
| 75 mph (120.7 km/h) | 89.82 mph (144.56 km/h) |
| 80 mph (128.75 km/h) | 95.81 mph (154.19 km/h) |
| 85 mph (136.79 km/h) | 101.8 mph (163.83 km/h) |
| 90 mph (144.84 km/h) | 107.79 mph (173.47 km/h) |
| 95 mph (152.89 km/h) | 113.78 mph (183.11 km/h) |
| 100 mph (160.93 km/h) | 119.76 mph (192.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1974 | 2293 | 2469 | 2578 | 2696 | 2780 | 2872 | 2982 | 3133 | 3284 | 3452 | 3586 | 3830 | 4099 | 4309 | 4443 | 4519 | 4796 | 5182 | 6022 |
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