Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/50-14 | 275/50-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.89 (530.6) | 24.83 (630.6) | 3.94 (100) 18.8% |
| Width inches (mm) | 6.89 (175) | 10.83 (275) | 3.94 (100) 57.1% |
| Circum. inches (mm) | 65.63 (1666.93) | 78 (1981.09) | 12.37 (314.16) 18.8% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 5.41 (137.5) | 1.97 (50) 57.1% |
| Revolutions per mile (km) | 965.45 (599.9) | 812.35 (504.77) | -153.1 (-95.13) -15.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.77 mph (38.25 km/h) |
| 25 mph (40.23 km/h) | 29.71 mph (47.82 km/h) |
| 30 mph (48.28 km/h) | 35.65 mph (57.38 km/h) |
| 35 mph (56.33 km/h) | 41.6 mph (66.94 km/h) |
| 40 mph (64.37 km/h) | 47.54 mph (76.51 km/h) |
| 45 mph (72.42 km/h) | 53.48 mph (86.07 km/h) |
| 50 mph (80.47 km/h) | 59.42 mph (95.63 km/h) |
| 55 mph (88.51 km/h) | 65.37 mph (105.2 km/h) |
| 60 mph (96.56 km/h) | 71.31 mph (114.76 km/h) |
| 65 mph (104.61 km/h) | 77.25 mph (124.32 km/h) |
| 70 mph (112.65 km/h) | 83.19 mph (133.89 km/h) |
| 75 mph (120.7 km/h) | 89.13 mph (143.45 km/h) |
| 80 mph (128.75 km/h) | 95.08 mph (153.01 km/h) |
| 85 mph (136.79 km/h) | 101.02 mph (162.58 km/h) |
| 90 mph (144.84 km/h) | 106.96 mph (172.14 km/h) |
| 95 mph (152.89 km/h) | 112.9 mph (181.7 km/h) |
| 100 mph (160.93 km/h) | 118.85 mph (191.27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2067 | 2402 | 2586 | 2701 | 2824 | 2912 | 3009 | 3123 | 3281 | 3440 | 3616 | 3756 | 4011 | 4293 | 4513 | 4654 | 4733 | 5023 | 5428 | 6307 |
Better Fuel Economy Factory Ratios Increased Power
