Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/40-19 | 235/40-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.56 (674.6) | 26.4 (670.6) | -0.16 (-4) -0.6% |
| Width inches (mm) | 9.45 (240) | 9.25 (235) | -0.2 (-5) -2.1% |
| Circum. inches (mm) | 83.44 (2119.32) | 82.94 (2106.75) | -0.49 (-12.57) -0.6% |
| Sidewall Height inches (mm) | 3.78 (96) | 3.7 (94) | -0.08 (-2) -2.1% |
| Revolutions per mile (km) | 759.37 (471.85) | 763.9 (474.66) | 4.53 (2.81) 0.6% |
235/40-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.88 mph (32 km/h) |
| 25 mph (40.23 km/h) | 24.85 mph (40 km/h) |
| 30 mph (48.28 km/h) | 29.82 mph (47.99 km/h) |
| 35 mph (56.33 km/h) | 34.79 mph (55.99 km/h) |
| 40 mph (64.37 km/h) | 39.76 mph (63.99 km/h) |
| 45 mph (72.42 km/h) | 44.73 mph (71.99 km/h) |
| 50 mph (80.47 km/h) | 49.7 mph (79.99 km/h) |
| 55 mph (88.51 km/h) | 54.67 mph (87.99 km/h) |
| 60 mph (96.56 km/h) | 59.64 mph (95.99 km/h) |
| 65 mph (104.61 km/h) | 64.61 mph (103.99 km/h) |
| 70 mph (112.65 km/h) | 69.58 mph (111.99 km/h) |
| 75 mph (120.7 km/h) | 74.56 mph (119.99 km/h) |
| 80 mph (128.75 km/h) | 79.53 mph (127.98 km/h) |
| 85 mph (136.79 km/h) | 84.5 mph (135.98 km/h) |
| 90 mph (144.84 km/h) | 89.47 mph (143.98 km/h) |
| 95 mph (152.89 km/h) | 94.44 mph (151.98 km/h) |
| 100 mph (160.93 km/h) | 99.41 mph (159.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1944 | 2258 | 2432 | 2540 | 2655 | 2738 | 2829 | 2937 | 3086 | 3234 | 3400 | 3532 | 3772 | 4037 | 4244 | 4376 | 4450 | 4723 | 5104 | 5931 |
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