Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/70-19.5 | 255/70-19.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.66 (880.3) | 33.56 (852.3) | -1.1 (-28) -3.2% |
| Width inches (mm) | 10.83 (275) | 10.04 (255) | -0.79 (-20) -7.3% |
| Circum. inches (mm) | 108.88 (2765.54) | 105.42 (2677.58) | -3.46 (-87.96) -3.2% |
| Sidewall Height inches (mm) | 7.58 (192.5) | 7.03 (178.5) | -0.55 (-14) -7.3% |
| Revolutions per mile (km) | 581.93 (361.59) | 601.04 (373.47) | 19.12 (11.88) 3.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.36 mph (31.16 km/h) |
| 25 mph (40.23 km/h) | 24.2 mph (38.95 km/h) |
| 30 mph (48.28 km/h) | 29.05 mph (46.74 km/h) |
| 35 mph (56.33 km/h) | 33.89 mph (54.54 km/h) |
| 40 mph (64.37 km/h) | 38.73 mph (62.33 km/h) |
| 45 mph (72.42 km/h) | 43.57 mph (70.12 km/h) |
| 50 mph (80.47 km/h) | 48.41 mph (77.91 km/h) |
| 55 mph (88.51 km/h) | 53.25 mph (85.7 km/h) |
| 60 mph (96.56 km/h) | 58.09 mph (93.49 km/h) |
| 65 mph (104.61 km/h) | 62.93 mph (101.28 km/h) |
| 70 mph (112.65 km/h) | 67.77 mph (109.07 km/h) |
| 75 mph (120.7 km/h) | 72.61 mph (116.86 km/h) |
| 80 mph (128.75 km/h) | 77.46 mph (124.65 km/h) |
| 85 mph (136.79 km/h) | 82.3 mph (132.44 km/h) |
| 90 mph (144.84 km/h) | 87.14 mph (140.23 km/h) |
| 95 mph (152.89 km/h) | 91.98 mph (148.03 km/h) |
| 100 mph (160.93 km/h) | 96.82 mph (155.82 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1530 | 1777 | 1914 | 1998 | 2089 | 2154 | 2226 | 2311 | 2428 | 2545 | 2675 | 2779 | 2968 | 3176 | 3339 | 3443 | 3502 | 3716 | 4016 | 4667 |
Better Fuel Economy Factory Ratios Increased Power
