Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/75-16 | 195/80-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.93 (683.9) | 27.28 (693) | 0.36 (9.1) 1.3% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 84.59 (2148.54) | 85.71 (2177.12) | 1.13 (28.59) 1.3% |
| Sidewall Height inches (mm) | 5.46 (138.75) | 6.14 (156) | 0.68 (17.25) 12.4% |
| Revolutions per mile (km) | 749.04 (465.43) | 739.21 (459.32) | -9.84 (-6.11) -1.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.27 mph (32.62 km/h) |
| 25 mph (40.23 km/h) | 25.33 mph (40.77 km/h) |
| 30 mph (48.28 km/h) | 30.4 mph (48.92 km/h) |
| 35 mph (56.33 km/h) | 35.47 mph (57.08 km/h) |
| 40 mph (64.37 km/h) | 40.53 mph (65.23 km/h) |
| 45 mph (72.42 km/h) | 45.6 mph (73.38 km/h) |
| 50 mph (80.47 km/h) | 50.67 mph (81.54 km/h) |
| 55 mph (88.51 km/h) | 55.73 mph (89.69 km/h) |
| 60 mph (96.56 km/h) | 60.8 mph (97.85 km/h) |
| 65 mph (104.61 km/h) | 65.86 mph (106 km/h) |
| 70 mph (112.65 km/h) | 70.93 mph (114.15 km/h) |
| 75 mph (120.7 km/h) | 76 mph (122.31 km/h) |
| 80 mph (128.75 km/h) | 81.06 mph (130.46 km/h) |
| 85 mph (136.79 km/h) | 86.13 mph (138.61 km/h) |
| 90 mph (144.84 km/h) | 91.2 mph (146.77 km/h) |
| 95 mph (152.89 km/h) | 96.26 mph (154.92 km/h) |
| 100 mph (160.93 km/h) | 101.33 mph (163.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1881 | 2185 | 2353 | 2457 | 2570 | 2650 | 2738 | 2842 | 2986 | 3130 | 3290 | 3418 | 3650 | 3906 | 4106 | 4235 | 4307 | 4571 | 4939 | 5739 |
Better Fuel Economy Factory Ratios Increased Power
