Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/25-21 | 295/25-21 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27 (685.9) | 26.81 (680.9) | -0.2 (-5) -0.7% |
| Width inches (mm) | 12.01 (305) | 11.61 (295) | -0.39 (-10) -3.3% |
| Circum. inches (mm) | 84.84 (2154.82) | 84.22 (2139.11) | -0.62 (-15.71) -0.7% |
| Sidewall Height inches (mm) | 3 (76.25) | 2.9 (73.75) | -0.1 (-2.5) -3.3% |
| Revolutions per mile (km) | 746.86 (464.08) | 752.34 (467.48) | 5.48 (3.41) 0.7% |
295/25-21 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.85 mph (31.95 km/h) |
| 25 mph (40.23 km/h) | 24.82 mph (39.94 km/h) |
| 30 mph (48.28 km/h) | 29.78 mph (47.93 km/h) |
| 35 mph (56.33 km/h) | 34.74 mph (55.92 km/h) |
| 40 mph (64.37 km/h) | 39.71 mph (63.9 km/h) |
| 45 mph (72.42 km/h) | 44.67 mph (71.89 km/h) |
| 50 mph (80.47 km/h) | 49.64 mph (79.88 km/h) |
| 55 mph (88.51 km/h) | 54.6 mph (87.87 km/h) |
| 60 mph (96.56 km/h) | 59.56 mph (95.86 km/h) |
| 65 mph (104.61 km/h) | 64.53 mph (103.85 km/h) |
| 70 mph (112.65 km/h) | 69.49 mph (111.83 km/h) |
| 75 mph (120.7 km/h) | 74.45 mph (119.82 km/h) |
| 80 mph (128.75 km/h) | 79.42 mph (127.81 km/h) |
| 85 mph (136.79 km/h) | 84.38 mph (135.8 km/h) |
| 90 mph (144.84 km/h) | 89.34 mph (143.79 km/h) |
| 95 mph (152.89 km/h) | 94.31 mph (151.77 km/h) |
| 100 mph (160.93 km/h) | 99.27 mph (159.76 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1915 | 2224 | 2395 | 2501 | 2615 | 2697 | 2786 | 2892 | 3039 | 3186 | 3348 | 3479 | 3715 | 3976 | 4179 | 4310 | 4383 | 4652 | 5027 | 5841 |
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