Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/35-28 | 275/25-30 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.96 (938.7) | 35.41 (899.5) | -1.54 (-39.2) -4.2% |
| Width inches (mm) | 12.8 (325) | 10.83 (275) | -1.97 (-50) -15.4% |
| Circum. inches (mm) | 116.1 (2949.01) | 111.25 (2825.86) | -4.85 (-123.15) -4.2% |
| Sidewall Height inches (mm) | 4.48 (113.75) | 2.71 (68.75) | -1.77 (-45) -39.6% |
| Revolutions per mile (km) | 545.72 (339.1) | 569.51 (353.87) | 23.78 (14.78) 4.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.16 mph (30.84 km/h) |
| 25 mph (40.23 km/h) | 23.96 mph (38.55 km/h) |
| 30 mph (48.28 km/h) | 28.75 mph (46.26 km/h) |
| 35 mph (56.33 km/h) | 33.54 mph (53.97 km/h) |
| 40 mph (64.37 km/h) | 38.33 mph (61.69 km/h) |
| 45 mph (72.42 km/h) | 43.12 mph (69.4 km/h) |
| 50 mph (80.47 km/h) | 47.91 mph (77.11 km/h) |
| 55 mph (88.51 km/h) | 52.7 mph (84.82 km/h) |
| 60 mph (96.56 km/h) | 57.49 mph (92.53 km/h) |
| 65 mph (104.61 km/h) | 62.29 mph (100.24 km/h) |
| 70 mph (112.65 km/h) | 67.08 mph (107.95 km/h) |
| 75 mph (120.7 km/h) | 71.87 mph (115.66 km/h) |
| 80 mph (128.75 km/h) | 76.66 mph (123.37 km/h) |
| 85 mph (136.79 km/h) | 81.45 mph (131.08 km/h) |
| 90 mph (144.84 km/h) | 86.24 mph (138.79 km/h) |
| 95 mph (152.89 km/h) | 91.03 mph (146.5 km/h) |
| 100 mph (160.93 km/h) | 95.82 mph (154.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1449 | 1684 | 1813 | 1893 | 1980 | 2041 | 2109 | 2189 | 2300 | 2411 | 2535 | 2633 | 2812 | 3010 | 3164 | 3262 | 3318 | 3521 | 3805 | 4422 |
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