Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/55-22 | 305/40-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.64 (905.3) | 31.61 (802.8) | -4.04 (-102.5) -11.3% |
| Width inches (mm) | 12.4 (315) | 12.01 (305) | -0.39 (-10) -3.2% |
| Circum. inches (mm) | 111.97 (2844.08) | 99.29 (2522.07) | -12.68 (-322.01) -11.3% |
| Sidewall Height inches (mm) | 6.82 (173.25) | 4.8 (122) | -2.02 (-51.25) -29.6% |
| Revolutions per mile (km) | 565.86 (351.61) | 638.1 (396.5) | 72.25 (44.89) 12.8% |
305/40-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.74 mph (28.54 km/h) |
| 25 mph (40.23 km/h) | 22.17 mph (35.68 km/h) |
| 30 mph (48.28 km/h) | 26.6 mph (42.81 km/h) |
| 35 mph (56.33 km/h) | 31.04 mph (49.95 km/h) |
| 40 mph (64.37 km/h) | 35.47 mph (57.09 km/h) |
| 45 mph (72.42 km/h) | 39.91 mph (64.22 km/h) |
| 50 mph (80.47 km/h) | 44.34 mph (71.36 km/h) |
| 55 mph (88.51 km/h) | 48.77 mph (78.49 km/h) |
| 60 mph (96.56 km/h) | 53.21 mph (85.63 km/h) |
| 65 mph (104.61 km/h) | 57.64 mph (92.76 km/h) |
| 70 mph (112.65 km/h) | 62.07 mph (99.9 km/h) |
| 75 mph (120.7 km/h) | 66.51 mph (107.04 km/h) |
| 80 mph (128.75 km/h) | 70.94 mph (114.17 km/h) |
| 85 mph (136.79 km/h) | 75.38 mph (121.31 km/h) |
| 90 mph (144.84 km/h) | 79.81 mph (128.44 km/h) |
| 95 mph (152.89 km/h) | 84.24 mph (135.58 km/h) |
| 100 mph (160.93 km/h) | 88.68 mph (142.71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1624 | 1886 | 2032 | 2121 | 2218 | 2287 | 2363 | 2453 | 2577 | 2702 | 2840 | 2951 | 3151 | 3372 | 3545 | 3655 | 3718 | 3946 | 4263 | 4954 |
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