Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/82-15 | 235/105-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 34.43 (874.5) | 8.78 (222.9) 34.2% |
| Width inches (mm) | 6.5 (165) | 9.25 (235) | 2.76 (70) 42.4% |
| Circum. inches (mm) | 80.59 (2047.06) | 108.16 (2747.32) | 27.57 (700.26) 34.2% |
| Sidewall Height inches (mm) | 5.33 (135.3) | 9.71 (246.75) | 4.39 (111.45) 82.4% |
| Revolutions per mile (km) | 786.17 (488.5) | 585.79 (363.99) | -200.39 (-124.51) -25.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.84 mph (43.2 km/h) |
| 25 mph (40.23 km/h) | 33.55 mph (54 km/h) |
| 30 mph (48.28 km/h) | 40.26 mph (64.8 km/h) |
| 35 mph (56.33 km/h) | 46.97 mph (75.6 km/h) |
| 40 mph (64.37 km/h) | 53.68 mph (86.39 km/h) |
| 45 mph (72.42 km/h) | 60.39 mph (97.19 km/h) |
| 50 mph (80.47 km/h) | 67.1 mph (107.99 km/h) |
| 55 mph (88.51 km/h) | 73.81 mph (118.79 km/h) |
| 60 mph (96.56 km/h) | 80.52 mph (129.59 km/h) |
| 65 mph (104.61 km/h) | 87.24 mph (140.39 km/h) |
| 70 mph (112.65 km/h) | 93.95 mph (151.19 km/h) |
| 75 mph (120.7 km/h) | 100.66 mph (161.99 km/h) |
| 80 mph (128.75 km/h) | 107.37 mph (172.79 km/h) |
| 85 mph (136.79 km/h) | 114.08 mph (183.59 km/h) |
| 90 mph (144.84 km/h) | 120.79 mph (194.39 km/h) |
| 95 mph (152.89 km/h) | 127.5 mph (205.19 km/h) |
| 100 mph (160.93 km/h) | 134.21 mph (215.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1491 | 1732 | 1865 | 1947 | 2036 | 2100 | 2169 | 2252 | 2366 | 2480 | 2607 | 2709 | 2893 | 3096 | 3254 | 3356 | 3413 | 3622 | 3914 | 4548 |
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