Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/65-15 | 235/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.98 (634.5) | 28.88 (733.5) | 3.9 (99) 15.6% |
| Width inches (mm) | 7.68 (195) | 9.25 (235) | 1.57 (40) 20.5% |
| Circum. inches (mm) | 78.48 (1993.34) | 90.72 (2304.36) | 12.24 (311.02) 15.6% |
| Sidewall Height inches (mm) | 4.99 (126.75) | 6.94 (176.25) | 1.95 (49.5) 39.1% |
| Revolutions per mile (km) | 807.36 (501.67) | 698.39 (433.96) | -108.97 (-67.71) -13.5% |
235/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.12 mph (37.21 km/h) |
| 25 mph (40.23 km/h) | 28.9 mph (46.51 km/h) |
| 30 mph (48.28 km/h) | 34.68 mph (55.81 km/h) |
| 35 mph (56.33 km/h) | 40.46 mph (65.12 km/h) |
| 40 mph (64.37 km/h) | 46.24 mph (74.42 km/h) |
| 45 mph (72.42 km/h) | 52.02 mph (83.72 km/h) |
| 50 mph (80.47 km/h) | 57.8 mph (93.02 km/h) |
| 55 mph (88.51 km/h) | 63.58 mph (102.32 km/h) |
| 60 mph (96.56 km/h) | 69.36 mph (111.63 km/h) |
| 65 mph (104.61 km/h) | 75.14 mph (120.93 km/h) |
| 70 mph (112.65 km/h) | 80.92 mph (130.23 km/h) |
| 75 mph (120.7 km/h) | 86.7 mph (139.53 km/h) |
| 80 mph (128.75 km/h) | 92.48 mph (148.84 km/h) |
| 85 mph (136.79 km/h) | 98.26 mph (158.14 km/h) |
| 90 mph (144.84 km/h) | 104.04 mph (167.44 km/h) |
| 95 mph (152.89 km/h) | 109.82 mph (176.74 km/h) |
| 100 mph (160.93 km/h) | 115.6 mph (186.05 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1777 | 2065 | 2223 | 2322 | 2428 | 2503 | 2586 | 2685 | 2821 | 2957 | 3108 | 3229 | 3449 | 3691 | 3880 | 4001 | 4069 | 4318 | 4666 | 5423 |
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