Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/85-16 | 225/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.38 (720.9) | 29.29 (743.9) | 0.91 (23) 3.2% |
| Width inches (mm) | 7.28 (185) | 8.86 (225) | 1.57 (40) 21.6% |
| Circum. inches (mm) | 89.16 (2264.77) | 92.01 (2337.03) | 2.84 (72.26) 3.2% |
| Sidewall Height inches (mm) | 6.19 (157.25) | 6.64 (168.75) | 0.45 (11.5) 7.3% |
| Revolutions per mile (km) | 710.6 (441.54) | 688.63 (427.89) | -21.97 (-13.65) -3.1% |
225/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.64 mph (33.21 km/h) |
| 25 mph (40.23 km/h) | 25.8 mph (41.52 km/h) |
| 30 mph (48.28 km/h) | 30.96 mph (49.82 km/h) |
| 35 mph (56.33 km/h) | 36.12 mph (58.12 km/h) |
| 40 mph (64.37 km/h) | 41.28 mph (66.43 km/h) |
| 45 mph (72.42 km/h) | 46.44 mph (74.73 km/h) |
| 50 mph (80.47 km/h) | 51.6 mph (83.03 km/h) |
| 55 mph (88.51 km/h) | 56.75 mph (91.34 km/h) |
| 60 mph (96.56 km/h) | 61.91 mph (99.64 km/h) |
| 65 mph (104.61 km/h) | 67.07 mph (107.95 km/h) |
| 70 mph (112.65 km/h) | 72.23 mph (116.25 km/h) |
| 75 mph (120.7 km/h) | 77.39 mph (124.55 km/h) |
| 80 mph (128.75 km/h) | 82.55 mph (132.86 km/h) |
| 85 mph (136.79 km/h) | 87.71 mph (141.16 km/h) |
| 90 mph (144.84 km/h) | 92.87 mph (149.46 km/h) |
| 95 mph (152.89 km/h) | 98.03 mph (157.77 km/h) |
| 100 mph (160.93 km/h) | 103.19 mph (166.07 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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