Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/85-16 | 225/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.73 (805.9) | 29.29 (743.9) | -2.44 (-62) -7.7% |
| Width inches (mm) | 9.25 (235) | 8.86 (225) | -0.39 (-10) -4.3% |
| Circum. inches (mm) | 99.68 (2531.81) | 92.01 (2337.03) | -7.67 (-194.78) -7.7% |
| Sidewall Height inches (mm) | 7.86 (199.75) | 6.64 (168.75) | -1.22 (-31) -15.5% |
| Revolutions per mile (km) | 635.65 (394.97) | 688.63 (427.89) | 52.98 (32.92) 8.3% |
225/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.46 mph (29.71 km/h) |
| 25 mph (40.23 km/h) | 23.08 mph (37.14 km/h) |
| 30 mph (48.28 km/h) | 27.69 mph (44.57 km/h) |
| 35 mph (56.33 km/h) | 32.31 mph (51.99 km/h) |
| 40 mph (64.37 km/h) | 36.92 mph (59.42 km/h) |
| 45 mph (72.42 km/h) | 41.54 mph (66.85 km/h) |
| 50 mph (80.47 km/h) | 46.15 mph (74.28 km/h) |
| 55 mph (88.51 km/h) | 50.77 mph (81.7 km/h) |
| 60 mph (96.56 km/h) | 55.38 mph (89.13 km/h) |
| 65 mph (104.61 km/h) | 60 mph (96.56 km/h) |
| 70 mph (112.65 km/h) | 64.61 mph (103.99 km/h) |
| 75 mph (120.7 km/h) | 69.23 mph (111.42 km/h) |
| 80 mph (128.75 km/h) | 73.85 mph (118.84 km/h) |
| 85 mph (136.79 km/h) | 78.46 mph (126.27 km/h) |
| 90 mph (144.84 km/h) | 83.08 mph (133.7 km/h) |
| 95 mph (152.89 km/h) | 87.69 mph (141.13 km/h) |
| 100 mph (160.93 km/h) | 92.31 mph (148.55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1752 | 2036 | 2192 | 2289 | 2394 | 2468 | 2550 | 2647 | 2782 | 2916 | 3065 | 3184 | 3400 | 3639 | 3826 | 3945 | 4012 | 4258 | 4601 | 5347 |
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