Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/50-16 | 31/12.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.61 (701.4) | 31.02 (788) | 3.41 (86.6) 12.3% |
| Width inches (mm) | 11.61 (295) | 12.52 (318) | 0.91 (23) 7.8% |
| Circum. inches (mm) | 86.75 (2203.51) | 97.46 (2475.58) | 10.71 (272.06) 12.3% |
| Sidewall Height inches (mm) | 5.81 (147.5) | 7.51 (190.8) | 1.7 (43.3) 29.4% |
| Revolutions per mile (km) | 730.35 (453.82) | 650.09 (403.95) | -80.26 (-49.87) -11% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.47 mph (36.16 km/h) |
| 25 mph (40.23 km/h) | 28.09 mph (45.2 km/h) |
| 30 mph (48.28 km/h) | 33.7 mph (54.24 km/h) |
| 35 mph (56.33 km/h) | 39.32 mph (63.28 km/h) |
| 40 mph (64.37 km/h) | 44.94 mph (72.32 km/h) |
| 45 mph (72.42 km/h) | 50.56 mph (81.36 km/h) |
| 50 mph (80.47 km/h) | 56.17 mph (90.4 km/h) |
| 55 mph (88.51 km/h) | 61.79 mph (99.44 km/h) |
| 60 mph (96.56 km/h) | 67.41 mph (108.48 km/h) |
| 65 mph (104.61 km/h) | 73.03 mph (117.52 km/h) |
| 70 mph (112.65 km/h) | 78.64 mph (126.56 km/h) |
| 75 mph (120.7 km/h) | 84.26 mph (135.6 km/h) |
| 80 mph (128.75 km/h) | 89.88 mph (144.64 km/h) |
| 85 mph (136.79 km/h) | 95.49 mph (153.68 km/h) |
| 90 mph (144.84 km/h) | 101.11 mph (162.72 km/h) |
| 95 mph (152.89 km/h) | 106.73 mph (171.76 km/h) |
| 100 mph (160.93 km/h) | 112.35 mph (180.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1654 | 1922 | 2070 | 2161 | 2260 | 2330 | 2408 | 2499 | 2626 | 2753 | 2893 | 3006 | 3210 | 3435 | 3611 | 3724 | 3787 | 4020 | 4344 | 5048 |
Better Fuel Economy Factory Ratios Increased Power
