Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-18 | 195/50-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.44 (646.2) | 26.68 (677.6) | 1.24 (31.4) 4.9% |
| Width inches (mm) | 5.31 (135) | 7.68 (195) | 2.36 (60) 44.4% |
| Circum. inches (mm) | 79.93 (2030.1) | 83.81 (2128.74) | 3.88 (98.65) 4.9% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 3.84 (97.5) | 0.12 (3) 3.2% |
| Revolutions per mile (km) | 792.74 (492.59) | 756.01 (469.76) | -36.74 (-22.83) -4.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.97 mph (33.75 km/h) |
| 25 mph (40.23 km/h) | 26.21 mph (42.19 km/h) |
| 30 mph (48.28 km/h) | 31.46 mph (50.63 km/h) |
| 35 mph (56.33 km/h) | 36.7 mph (59.06 km/h) |
| 40 mph (64.37 km/h) | 41.94 mph (67.5 km/h) |
| 45 mph (72.42 km/h) | 47.19 mph (75.94 km/h) |
| 50 mph (80.47 km/h) | 52.43 mph (84.38 km/h) |
| 55 mph (88.51 km/h) | 57.67 mph (92.82 km/h) |
| 60 mph (96.56 km/h) | 62.92 mph (101.25 km/h) |
| 65 mph (104.61 km/h) | 68.16 mph (109.69 km/h) |
| 70 mph (112.65 km/h) | 73.4 mph (118.13 km/h) |
| 75 mph (120.7 km/h) | 78.64 mph (126.57 km/h) |
| 80 mph (128.75 km/h) | 83.89 mph (135 km/h) |
| 85 mph (136.79 km/h) | 89.13 mph (143.44 km/h) |
| 90 mph (144.84 km/h) | 94.37 mph (151.88 km/h) |
| 95 mph (152.89 km/h) | 99.62 mph (160.32 km/h) |
| 100 mph (160.93 km/h) | 104.86 mph (168.75 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1924 | 2235 | 2407 | 2513 | 2628 | 2710 | 2800 | 2906 | 3054 | 3201 | 3365 | 3496 | 3733 | 3995 | 4200 | 4331 | 4404 | 4675 | 5051 | 5870 |
Better Fuel Economy Factory Ratios Increased Power
