Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 29.5/10.5-15 | 28/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.51 (749.46) | 28.03 (712.08) | -1.47 (-37.38) -5% |
| Width inches (mm) | 10.51 (267) | 10.51 (267) | 0 (0) 0% |
| Circum. inches (mm) | 92.7 (2354.5) | 88.07 (2237.07) | -4.62 (-117.43) -5% |
| Sidewall Height inches (mm) | 7.25 (184.23) | 6.52 (165.54) | -0.74 (-18.69) -10.1% |
| Revolutions per mile (km) | 683.52 (424.72) | 719.4 (447.01) | 35.88 (22.3) 5.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19 mph (30.58 km/h) |
| 25 mph (40.23 km/h) | 23.75 mph (38.23 km/h) |
| 30 mph (48.28 km/h) | 28.5 mph (45.87 km/h) |
| 35 mph (56.33 km/h) | 33.25 mph (53.52 km/h) |
| 40 mph (64.37 km/h) | 38 mph (61.16 km/h) |
| 45 mph (72.42 km/h) | 42.76 mph (68.81 km/h) |
| 50 mph (80.47 km/h) | 47.51 mph (76.45 km/h) |
| 55 mph (88.51 km/h) | 52.26 mph (84.1 km/h) |
| 60 mph (96.56 km/h) | 57.01 mph (91.74 km/h) |
| 65 mph (104.61 km/h) | 61.76 mph (99.39 km/h) |
| 70 mph (112.65 km/h) | 66.51 mph (107.04 km/h) |
| 75 mph (120.7 km/h) | 71.26 mph (114.68 km/h) |
| 80 mph (128.75 km/h) | 76.01 mph (122.33 km/h) |
| 85 mph (136.79 km/h) | 80.76 mph (129.97 km/h) |
| 90 mph (144.84 km/h) | 85.51 mph (137.62 km/h) |
| 95 mph (152.89 km/h) | 90.26 mph (145.26 km/h) |
| 100 mph (160.93 km/h) | 95.01 mph (152.91 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1831 | 2127 | 2290 | 2392 | 2501 | 2579 | 2664 | 2766 | 2906 | 3046 | 3202 | 3326 | 3552 | 3802 | 3996 | 4121 | 4191 | 4448 | 4807 | 5586 |
Better Fuel Economy Factory Ratios Increased Power
