Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/25-21 | 295/20-21 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.81 (680.9) | 25.65 (651.4) | -1.16 (-29.5) -4.3% |
| Width inches (mm) | 11.61 (295) | 11.61 (295) | 0 (0) 0% |
| Circum. inches (mm) | 84.22 (2139.11) | 80.57 (2046.43) | -3.65 (-92.68) -4.3% |
| Sidewall Height inches (mm) | 2.9 (73.75) | 2.32 (59) | -0.58 (-14.75) -20% |
| Revolutions per mile (km) | 752.34 (467.48) | 786.41 (488.65) | 34.07 (21.17) 4.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.13 mph (30.79 km/h) |
| 25 mph (40.23 km/h) | 23.92 mph (38.49 km/h) |
| 30 mph (48.28 km/h) | 28.7 mph (46.19 km/h) |
| 35 mph (56.33 km/h) | 33.48 mph (53.89 km/h) |
| 40 mph (64.37 km/h) | 38.27 mph (61.58 km/h) |
| 45 mph (72.42 km/h) | 43.05 mph (69.28 km/h) |
| 50 mph (80.47 km/h) | 47.83 mph (76.98 km/h) |
| 55 mph (88.51 km/h) | 52.62 mph (84.68 km/h) |
| 60 mph (96.56 km/h) | 57.4 mph (92.38 km/h) |
| 65 mph (104.61 km/h) | 62.18 mph (100.08 km/h) |
| 70 mph (112.65 km/h) | 66.97 mph (107.77 km/h) |
| 75 mph (120.7 km/h) | 71.75 mph (115.47 km/h) |
| 80 mph (128.75 km/h) | 76.53 mph (123.17 km/h) |
| 85 mph (136.79 km/h) | 81.32 mph (130.87 km/h) |
| 90 mph (144.84 km/h) | 86.1 mph (138.57 km/h) |
| 95 mph (152.89 km/h) | 90.88 mph (146.26 km/h) |
| 100 mph (160.93 km/h) | 95.67 mph (153.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2001 | 2325 | 2504 | 2614 | 2734 | 2819 | 2912 | 3023 | 3176 | 3330 | 3500 | 3636 | 3883 | 4156 | 4369 | 4505 | 4582 | 4863 | 5254 | 6106 |
Better Fuel Economy Factory Ratios Increased Power
