Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/70-14 | 275/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.5 (698.6) | 29.16 (740.6) | 1.65 (42) 6% |
| Width inches (mm) | 9.65 (245) | 10.83 (275) | 1.18 (30) 12.2% |
| Circum. inches (mm) | 86.41 (2194.72) | 91.6 (2326.66) | 5.19 (131.95) 6% |
| Sidewall Height inches (mm) | 6.75 (171.5) | 7.58 (192.5) | 0.83 (21) 12.2% |
| Revolutions per mile (km) | 733.28 (455.64) | 691.7 (429.8) | -41.58 (-25.84) -5.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.2 mph (34.12 km/h) |
| 25 mph (40.23 km/h) | 26.5 mph (42.65 km/h) |
| 30 mph (48.28 km/h) | 31.8 mph (51.18 km/h) |
| 35 mph (56.33 km/h) | 37.1 mph (59.71 km/h) |
| 40 mph (64.37 km/h) | 42.4 mph (68.24 km/h) |
| 45 mph (72.42 km/h) | 47.71 mph (76.77 km/h) |
| 50 mph (80.47 km/h) | 53.01 mph (85.31 km/h) |
| 55 mph (88.51 km/h) | 58.31 mph (93.84 km/h) |
| 60 mph (96.56 km/h) | 63.61 mph (102.37 km/h) |
| 65 mph (104.61 km/h) | 68.91 mph (110.9 km/h) |
| 70 mph (112.65 km/h) | 74.21 mph (119.43 km/h) |
| 75 mph (120.7 km/h) | 79.51 mph (127.96 km/h) |
| 80 mph (128.75 km/h) | 84.81 mph (136.49 km/h) |
| 85 mph (136.79 km/h) | 90.11 mph (145.02 km/h) |
| 90 mph (144.84 km/h) | 95.41 mph (153.55 km/h) |
| 95 mph (152.89 km/h) | 100.71 mph (162.08 km/h) |
| 100 mph (160.93 km/h) | 106.01 mph (170.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1760 | 2045 | 2202 | 2300 | 2404 | 2479 | 2562 | 2659 | 2794 | 2929 | 3079 | 3198 | 3416 | 3655 | 3843 | 3962 | 4030 | 4277 | 4622 | 5371 |
Better Fuel Economy Factory Ratios Increased Power
