Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/75-17 | 195/80-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.7 (754.3) | 27.28 (693) | -2.41 (-61.3) -8.1% |
| Width inches (mm) | 8.46 (215) | 7.68 (195) | -0.79 (-20) -9.3% |
| Circum. inches (mm) | 93.3 (2369.7) | 85.71 (2177.12) | -7.58 (-192.58) -8.1% |
| Sidewall Height inches (mm) | 6.35 (161.25) | 6.14 (156) | -0.21 (-5.25) -3.3% |
| Revolutions per mile (km) | 679.13 (421.99) | 739.21 (459.32) | 60.07 (37.33) 8.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.37 mph (29.57 km/h) |
| 25 mph (40.23 km/h) | 22.97 mph (36.96 km/h) |
| 30 mph (48.28 km/h) | 27.56 mph (44.36 km/h) |
| 35 mph (56.33 km/h) | 32.16 mph (51.75 km/h) |
| 40 mph (64.37 km/h) | 36.75 mph (59.14 km/h) |
| 45 mph (72.42 km/h) | 41.34 mph (66.54 km/h) |
| 50 mph (80.47 km/h) | 45.94 mph (73.93 km/h) |
| 55 mph (88.51 km/h) | 50.53 mph (81.32 km/h) |
| 60 mph (96.56 km/h) | 55.12 mph (88.71 km/h) |
| 65 mph (104.61 km/h) | 59.72 mph (96.11 km/h) |
| 70 mph (112.65 km/h) | 64.31 mph (103.5 km/h) |
| 75 mph (120.7 km/h) | 68.9 mph (110.89 km/h) |
| 80 mph (128.75 km/h) | 73.5 mph (118.28 km/h) |
| 85 mph (136.79 km/h) | 78.09 mph (125.68 km/h) |
| 90 mph (144.84 km/h) | 82.69 mph (133.07 km/h) |
| 95 mph (152.89 km/h) | 87.28 mph (140.46 km/h) |
| 100 mph (160.93 km/h) | 91.87 mph (147.86 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
