Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 24/8-12 | 245/70-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.99 (609.3) | 25.5 (647.8) | 1.52 (38.5) 6.3% |
| Width inches (mm) | 7.99 (203) | 9.65 (245) | 1.65 (42) 20.7% |
| Circum. inches (mm) | 75.36 (1914.17) | 80.12 (2035.12) | 4.76 (120.95) 6.3% |
| Sidewall Height inches (mm) | 5.99 (152.25) | 6.75 (171.5) | 0.76 (19.25) 12.6% |
| Revolutions per mile (km) | 840.75 (522.42) | 790.78 (491.37) | -49.97 (-31.05) -5.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.26 mph (34.22 km/h) |
| 25 mph (40.23 km/h) | 26.58 mph (42.78 km/h) |
| 30 mph (48.28 km/h) | 31.9 mph (51.33 km/h) |
| 35 mph (56.33 km/h) | 37.21 mph (59.89 km/h) |
| 40 mph (64.37 km/h) | 42.53 mph (68.44 km/h) |
| 45 mph (72.42 km/h) | 47.84 mph (77 km/h) |
| 50 mph (80.47 km/h) | 53.16 mph (85.55 km/h) |
| 55 mph (88.51 km/h) | 58.48 mph (94.11 km/h) |
| 60 mph (96.56 km/h) | 63.79 mph (102.66 km/h) |
| 65 mph (104.61 km/h) | 69.11 mph (111.22 km/h) |
| 70 mph (112.65 km/h) | 74.42 mph (119.77 km/h) |
| 75 mph (120.7 km/h) | 79.74 mph (128.33 km/h) |
| 80 mph (128.75 km/h) | 85.05 mph (136.88 km/h) |
| 85 mph (136.79 km/h) | 90.37 mph (145.44 km/h) |
| 90 mph (144.84 km/h) | 95.69 mph (153.99 km/h) |
| 95 mph (152.89 km/h) | 101 mph (162.55 km/h) |
| 100 mph (160.93 km/h) | 106.32 mph (171.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | 2338 | 2518 | 2629 | 2749 | 2834 | 2929 | 3040 | 3194 | 3348 | 3520 | 3657 | 3905 | 4179 | 4393 | 4530 | 4607 | 4890 | 5284 | 6140 |
Better Fuel Economy Factory Ratios Increased Power
