Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/75-16.5 | 235/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.97 (786.6) | 31.73 (805.9) | 0.76 (19.3) 2.5% |
| Width inches (mm) | 9.65 (245) | 9.25 (235) | -0.39 (-10) -4.1% |
| Circum. inches (mm) | 97.29 (2471.18) | 99.68 (2531.81) | 2.39 (60.63) 2.5% |
| Sidewall Height inches (mm) | 7.23 (183.75) | 7.86 (199.75) | 0.63 (16) 8.7% |
| Revolutions per mile (km) | 651.25 (404.66) | 635.65 (394.97) | -15.6 (-9.69) -2.4% |
235/85-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.49 mph (32.98 km/h) |
| 25 mph (40.23 km/h) | 25.61 mph (41.22 km/h) |
| 30 mph (48.28 km/h) | 30.74 mph (49.47 km/h) |
| 35 mph (56.33 km/h) | 35.86 mph (57.71 km/h) |
| 40 mph (64.37 km/h) | 40.98 mph (65.95 km/h) |
| 45 mph (72.42 km/h) | 46.1 mph (74.2 km/h) |
| 50 mph (80.47 km/h) | 51.23 mph (82.44 km/h) |
| 55 mph (88.51 km/h) | 56.35 mph (90.69 km/h) |
| 60 mph (96.56 km/h) | 61.47 mph (98.93 km/h) |
| 65 mph (104.61 km/h) | 66.59 mph (107.17 km/h) |
| 70 mph (112.65 km/h) | 71.72 mph (115.42 km/h) |
| 75 mph (120.7 km/h) | 76.84 mph (123.66 km/h) |
| 80 mph (128.75 km/h) | 81.96 mph (131.91 km/h) |
| 85 mph (136.79 km/h) | 87.09 mph (140.15 km/h) |
| 90 mph (144.84 km/h) | 92.21 mph (148.4 km/h) |
| 95 mph (152.89 km/h) | 97.33 mph (156.64 km/h) |
| 100 mph (160.93 km/h) | 102.45 mph (164.88 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1618 | 1879 | 2024 | 2113 | 2210 | 2278 | 2354 | 2444 | 2568 | 2691 | 2829 | 2939 | 3139 | 3359 | 3531 | 3641 | 3703 | 3930 | 4247 | 4935 |
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