Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/40-22 | 315/40-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.61 (802.8) | 31.92 (810.8) | 0.31 (8) 1% |
| Width inches (mm) | 12.01 (305) | 12.4 (315) | 0.39 (10) 3.3% |
| Circum. inches (mm) | 99.29 (2522.07) | 100.28 (2547.2) | 0.99 (25.13) 1% |
| Sidewall Height inches (mm) | 4.8 (122) | 4.96 (126) | 0.16 (4) 3.3% |
| Revolutions per mile (km) | 638.1 (396.5) | 631.81 (392.59) | -6.3 (-3.91) -1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.2 mph (32.51 km/h) |
| 25 mph (40.23 km/h) | 25.25 mph (40.63 km/h) |
| 30 mph (48.28 km/h) | 30.3 mph (48.76 km/h) |
| 35 mph (56.33 km/h) | 35.35 mph (56.89 km/h) |
| 40 mph (64.37 km/h) | 40.4 mph (65.02 km/h) |
| 45 mph (72.42 km/h) | 45.45 mph (73.14 km/h) |
| 50 mph (80.47 km/h) | 50.5 mph (81.27 km/h) |
| 55 mph (88.51 km/h) | 55.55 mph (89.4 km/h) |
| 60 mph (96.56 km/h) | 60.6 mph (97.52 km/h) |
| 65 mph (104.61 km/h) | 65.65 mph (105.65 km/h) |
| 70 mph (112.65 km/h) | 70.7 mph (113.78 km/h) |
| 75 mph (120.7 km/h) | 75.75 mph (121.9 km/h) |
| 80 mph (128.75 km/h) | 80.8 mph (130.03 km/h) |
| 85 mph (136.79 km/h) | 85.85 mph (138.16 km/h) |
| 90 mph (144.84 km/h) | 90.9 mph (146.28 km/h) |
| 95 mph (152.89 km/h) | 95.95 mph (154.41 km/h) |
| 100 mph (160.93 km/h) | 101 mph (162.54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1608 | 1868 | 2011 | 2100 | 2196 | 2265 | 2340 | 2429 | 2552 | 2675 | 2812 | 2921 | 3120 | 3339 | 3510 | 3619 | 3681 | 3907 | 4221 | 4906 |
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