Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/45-15 | 195/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.56 (547.5) | 22.68 (576) | 1.12 (28.5) 5.2% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 67.72 (1720.02) | 71.24 (1809.56) | 3.53 (89.54) 5.2% |
| Sidewall Height inches (mm) | 3.28 (83.25) | 3.84 (97.5) | 0.56 (14.25) 17.1% |
| Revolutions per mile (km) | 935.65 (581.39) | 889.36 (552.62) | -46.3 (-28.77) -4.9% |
195/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.04 mph (33.86 km/h) |
| 25 mph (40.23 km/h) | 26.3 mph (42.33 km/h) |
| 30 mph (48.28 km/h) | 31.56 mph (50.79 km/h) |
| 35 mph (56.33 km/h) | 36.82 mph (59.26 km/h) |
| 40 mph (64.37 km/h) | 42.08 mph (67.72 km/h) |
| 45 mph (72.42 km/h) | 47.34 mph (76.19 km/h) |
| 50 mph (80.47 km/h) | 52.6 mph (84.66 km/h) |
| 55 mph (88.51 km/h) | 57.86 mph (93.12 km/h) |
| 60 mph (96.56 km/h) | 63.12 mph (101.59 km/h) |
| 65 mph (104.61 km/h) | 68.38 mph (110.05 km/h) |
| 70 mph (112.65 km/h) | 73.64 mph (118.52 km/h) |
| 75 mph (120.7 km/h) | 78.9 mph (126.98 km/h) |
| 80 mph (128.75 km/h) | 84.16 mph (135.45 km/h) |
| 85 mph (136.79 km/h) | 89.42 mph (143.92 km/h) |
| 90 mph (144.84 km/h) | 94.68 mph (152.38 km/h) |
| 95 mph (152.89 km/h) | 99.95 mph (160.85 km/h) |
| 100 mph (160.93 km/h) | 105.21 mph (169.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2263 | 2629 | 2831 | 2957 | 3091 | 3188 | 3294 | 3419 | 3592 | 3766 | 3958 | 4112 | 4392 | 4700 | 4941 | 5095 | 5181 | 5499 | 5942 | 6905 |
Better Fuel Economy Factory Ratios Increased Power
