Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/85-19 | 175/90-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.69 (652.6) | 31.4 (797.6) | 5.71 (145) 22.2% |
| Width inches (mm) | 3.94 (100) | 6.89 (175) | 2.95 (75) 75% |
| Circum. inches (mm) | 80.72 (2050.2) | 98.65 (2505.73) | 17.93 (455.53) 22.2% |
| Sidewall Height inches (mm) | 3.35 (85) | 6.2 (157.5) | 2.85 (72.5) 85.3% |
| Revolutions per mile (km) | 784.97 (487.76) | 642.26 (399.08) | -142.7 (-88.67) -18.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.44 mph (39.34 km/h) |
| 25 mph (40.23 km/h) | 30.55 mph (49.17 km/h) |
| 30 mph (48.28 km/h) | 36.67 mph (59.01 km/h) |
| 35 mph (56.33 km/h) | 42.78 mph (68.84 km/h) |
| 40 mph (64.37 km/h) | 48.89 mph (78.68 km/h) |
| 45 mph (72.42 km/h) | 55 mph (88.51 km/h) |
| 50 mph (80.47 km/h) | 61.11 mph (98.35 km/h) |
| 55 mph (88.51 km/h) | 67.22 mph (108.18 km/h) |
| 60 mph (96.56 km/h) | 73.33 mph (118.02 km/h) |
| 65 mph (104.61 km/h) | 79.44 mph (127.85 km/h) |
| 70 mph (112.65 km/h) | 85.55 mph (137.68 km/h) |
| 75 mph (120.7 km/h) | 91.66 mph (147.52 km/h) |
| 80 mph (128.75 km/h) | 97.78 mph (157.35 km/h) |
| 85 mph (136.79 km/h) | 103.89 mph (167.19 km/h) |
| 90 mph (144.84 km/h) | 110 mph (177.02 km/h) |
| 95 mph (152.89 km/h) | 116.11 mph (186.86 km/h) |
| 100 mph (160.93 km/h) | 122.22 mph (196.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1634 | 1899 | 2045 | 2135 | 2233 | 2302 | 2379 | 2469 | 2594 | 2719 | 2859 | 2970 | 3172 | 3394 | 3568 | 3679 | 3742 | 3971 | 4291 | 4987 |
Better Fuel Economy Factory Ratios Increased Power
