Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/75-16 | 235/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.29 (743.9) | 28.88 (733.5) | -0.41 (-10.4) -1.4% |
| Width inches (mm) | 8.86 (225) | 9.25 (235) | 0.39 (10) 4.4% |
| Circum. inches (mm) | 92.01 (2337.03) | 90.72 (2304.36) | -1.29 (-32.67) -1.4% |
| Sidewall Height inches (mm) | 6.64 (168.75) | 6.94 (176.25) | 0.3 (7.5) 4.4% |
| Revolutions per mile (km) | 688.63 (427.89) | 698.39 (433.96) | 9.76 (6.07) 1.4% |
235/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.72 mph (31.74 km/h) |
| 25 mph (40.23 km/h) | 24.65 mph (39.67 km/h) |
| 30 mph (48.28 km/h) | 29.58 mph (47.61 km/h) |
| 35 mph (56.33 km/h) | 34.51 mph (55.54 km/h) |
| 40 mph (64.37 km/h) | 39.44 mph (63.47 km/h) |
| 45 mph (72.42 km/h) | 44.37 mph (71.41 km/h) |
| 50 mph (80.47 km/h) | 49.3 mph (79.34 km/h) |
| 55 mph (88.51 km/h) | 54.23 mph (87.28 km/h) |
| 60 mph (96.56 km/h) | 59.16 mph (95.21 km/h) |
| 65 mph (104.61 km/h) | 64.09 mph (103.15 km/h) |
| 70 mph (112.65 km/h) | 69.02 mph (111.08 km/h) |
| 75 mph (120.7 km/h) | 73.95 mph (119.01 km/h) |
| 80 mph (128.75 km/h) | 78.88 mph (126.95 km/h) |
| 85 mph (136.79 km/h) | 83.81 mph (134.88 km/h) |
| 90 mph (144.84 km/h) | 88.74 mph (142.82 km/h) |
| 95 mph (152.89 km/h) | 93.67 mph (150.75 km/h) |
| 100 mph (160.93 km/h) | 98.6 mph (158.68 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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