Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/45-21 | 265/50-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.68 (753.9) | 29.43 (747.6) | -0.25 (-6.3) -0.8% |
| Width inches (mm) | 9.65 (245) | 10.43 (265) | 0.79 (20) 8.2% |
| Circum. inches (mm) | 93.25 (2368.45) | 92.47 (2348.65) | -0.78 (-19.79) -0.8% |
| Sidewall Height inches (mm) | 4.34 (110.25) | 5.22 (132.5) | 0.88 (22.25) 20.2% |
| Revolutions per mile (km) | 679.49 (422.22) | 685.22 (425.77) | 5.73 (3.56) 0.8% |
265/50-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.83 mph (31.92 km/h) |
| 25 mph (40.23 km/h) | 24.79 mph (39.9 km/h) |
| 30 mph (48.28 km/h) | 29.75 mph (47.88 km/h) |
| 35 mph (56.33 km/h) | 34.71 mph (55.86 km/h) |
| 40 mph (64.37 km/h) | 39.67 mph (63.84 km/h) |
| 45 mph (72.42 km/h) | 44.62 mph (71.82 km/h) |
| 50 mph (80.47 km/h) | 49.58 mph (79.79 km/h) |
| 55 mph (88.51 km/h) | 54.54 mph (87.77 km/h) |
| 60 mph (96.56 km/h) | 59.5 mph (95.75 km/h) |
| 65 mph (104.61 km/h) | 64.46 mph (103.73 km/h) |
| 70 mph (112.65 km/h) | 69.42 mph (111.71 km/h) |
| 75 mph (120.7 km/h) | 74.37 mph (119.69 km/h) |
| 80 mph (128.75 km/h) | 79.33 mph (127.67 km/h) |
| 85 mph (136.79 km/h) | 84.29 mph (135.65 km/h) |
| 90 mph (144.84 km/h) | 89.25 mph (143.63 km/h) |
| 95 mph (152.89 km/h) | 94.21 mph (151.61 km/h) |
| 100 mph (160.93 km/h) | 99.16 mph (159.59 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1744 | 2026 | 2182 | 2278 | 2382 | 2456 | 2538 | 2634 | 2768 | 2901 | 3050 | 3168 | 3384 | 3621 | 3807 | 3925 | 3992 | 4237 | 4578 | 5320 |
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