Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/40-22 | 235/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.61 (802.8) | 28.95 (735.4) | -2.65 (-67.4) -8.4% |
| Width inches (mm) | 12.01 (305) | 9.25 (235) | -2.76 (-70) -23% |
| Circum. inches (mm) | 99.29 (2522.07) | 90.96 (2310.33) | -8.34 (-211.74) -8.4% |
| Sidewall Height inches (mm) | 4.8 (122) | 6.48 (164.5) | 1.67 (42.5) 34.8% |
| Revolutions per mile (km) | 638.1 (396.5) | 696.59 (432.84) | 58.48 (36.34) 9.2% |
235/70-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.32 mph (29.48 km/h) |
| 25 mph (40.23 km/h) | 22.9 mph (36.86 km/h) |
| 30 mph (48.28 km/h) | 27.48 mph (44.23 km/h) |
| 35 mph (56.33 km/h) | 32.06 mph (51.6 km/h) |
| 40 mph (64.37 km/h) | 36.64 mph (58.97 km/h) |
| 45 mph (72.42 km/h) | 41.22 mph (66.34 km/h) |
| 50 mph (80.47 km/h) | 45.8 mph (73.71 km/h) |
| 55 mph (88.51 km/h) | 50.38 mph (81.08 km/h) |
| 60 mph (96.56 km/h) | 54.96 mph (88.45 km/h) |
| 65 mph (104.61 km/h) | 59.54 mph (95.83 km/h) |
| 70 mph (112.65 km/h) | 64.12 mph (103.2 km/h) |
| 75 mph (120.7 km/h) | 68.7 mph (110.57 km/h) |
| 80 mph (128.75 km/h) | 73.28 mph (117.94 km/h) |
| 85 mph (136.79 km/h) | 77.86 mph (125.31 km/h) |
| 90 mph (144.84 km/h) | 82.44 mph (132.68 km/h) |
| 95 mph (152.89 km/h) | 87.02 mph (140.05 km/h) |
| 100 mph (160.93 km/h) | 91.6 mph (147.42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1773 | 2059 | 2218 | 2316 | 2421 | 2497 | 2580 | 2678 | 2814 | 2949 | 3100 | 3221 | 3440 | 3681 | 3870 | 3990 | 4058 | 4307 | 4654 | 5409 |
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