Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/80-16 | 225/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.8 (782.4) | 29.29 (743.9) | -1.52 (-38.5) -4.9% |
| Width inches (mm) | 9.25 (235) | 8.86 (225) | -0.39 (-10) -4.3% |
| Circum. inches (mm) | 96.77 (2457.98) | 92.01 (2337.03) | -4.76 (-120.95) -4.9% |
| Sidewall Height inches (mm) | 7.4 (188) | 6.64 (168.75) | -0.76 (-19.25) -10.2% |
| Revolutions per mile (km) | 654.74 (406.84) | 688.63 (427.89) | 33.89 (21.06) 5.2% |
225/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.02 mph (30.6 km/h) |
| 25 mph (40.23 km/h) | 23.77 mph (38.25 km/h) |
| 30 mph (48.28 km/h) | 28.52 mph (45.9 km/h) |
| 35 mph (56.33 km/h) | 33.28 mph (53.56 km/h) |
| 40 mph (64.37 km/h) | 38.03 mph (61.21 km/h) |
| 45 mph (72.42 km/h) | 42.79 mph (68.86 km/h) |
| 50 mph (80.47 km/h) | 47.54 mph (76.51 km/h) |
| 55 mph (88.51 km/h) | 52.29 mph (84.16 km/h) |
| 60 mph (96.56 km/h) | 57.05 mph (91.81 km/h) |
| 65 mph (104.61 km/h) | 61.8 mph (99.46 km/h) |
| 70 mph (112.65 km/h) | 66.56 mph (107.11 km/h) |
| 75 mph (120.7 km/h) | 71.31 mph (114.76 km/h) |
| 80 mph (128.75 km/h) | 76.06 mph (122.41 km/h) |
| 85 mph (136.79 km/h) | 80.82 mph (130.06 km/h) |
| 90 mph (144.84 km/h) | 85.57 mph (137.71 km/h) |
| 95 mph (152.89 km/h) | 90.33 mph (145.36 km/h) |
| 100 mph (160.93 km/h) | 95.08 mph (153.02 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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