Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/25-20 | 245/35-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26 (660.5) | 25.75 (654.1) | -0.25 (-6.4) -1% |
| Width inches (mm) | 12.01 (305) | 9.65 (245) | -2.36 (-60) -19.7% |
| Circum. inches (mm) | 81.69 (2075.02) | 80.9 (2054.92) | -0.79 (-20.11) -1% |
| Sidewall Height inches (mm) | 3 (76.25) | 3.38 (85.75) | 0.37 (9.5) 12.5% |
| Revolutions per mile (km) | 775.58 (481.92) | 783.17 (486.64) | 7.59 (4.72) 1% |
245/35-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.81 mph (31.88 km/h) |
| 25 mph (40.23 km/h) | 24.76 mph (39.84 km/h) |
| 30 mph (48.28 km/h) | 29.71 mph (47.81 km/h) |
| 35 mph (56.33 km/h) | 34.66 mph (55.78 km/h) |
| 40 mph (64.37 km/h) | 39.61 mph (63.75 km/h) |
| 45 mph (72.42 km/h) | 44.56 mph (71.72 km/h) |
| 50 mph (80.47 km/h) | 49.52 mph (79.69 km/h) |
| 55 mph (88.51 km/h) | 54.47 mph (87.66 km/h) |
| 60 mph (96.56 km/h) | 59.42 mph (95.63 km/h) |
| 65 mph (104.61 km/h) | 64.37 mph (103.59 km/h) |
| 70 mph (112.65 km/h) | 69.32 mph (111.56 km/h) |
| 75 mph (120.7 km/h) | 74.27 mph (119.53 km/h) |
| 80 mph (128.75 km/h) | 79.22 mph (127.5 km/h) |
| 85 mph (136.79 km/h) | 84.18 mph (135.47 km/h) |
| 90 mph (144.84 km/h) | 89.13 mph (143.44 km/h) |
| 95 mph (152.89 km/h) | 94.08 mph (151.41 km/h) |
| 100 mph (160.93 km/h) | 99.03 mph (159.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 2315 | 2493 | 2604 | 2722 | 2807 | 2900 | 3011 | 3163 | 3316 | 3486 | 3621 | 3867 | 4139 | 4351 | 4486 | 4563 | 4843 | 5233 | 6081 |
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