Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/50-15 | 265/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.65 (626) | 25.43 (646) | 0.79 (20) 3.2% |
| Width inches (mm) | 9.65 (245) | 10.43 (265) | 0.79 (20) 8.2% |
| Circum. inches (mm) | 77.43 (1966.64) | 79.9 (2029.47) | 2.47 (62.83) 3.2% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 5.22 (132.5) | 0.39 (10) 8.2% |
| Revolutions per mile (km) | 818.32 (508.48) | 792.99 (492.74) | -25.34 (-15.74) -3.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.64 mph (33.22 km/h) |
| 25 mph (40.23 km/h) | 25.8 mph (41.52 km/h) |
| 30 mph (48.28 km/h) | 30.96 mph (49.82 km/h) |
| 35 mph (56.33 km/h) | 36.12 mph (58.13 km/h) |
| 40 mph (64.37 km/h) | 41.28 mph (66.43 km/h) |
| 45 mph (72.42 km/h) | 46.44 mph (74.73 km/h) |
| 50 mph (80.47 km/h) | 51.6 mph (83.04 km/h) |
| 55 mph (88.51 km/h) | 56.76 mph (91.34 km/h) |
| 60 mph (96.56 km/h) | 61.92 mph (99.65 km/h) |
| 65 mph (104.61 km/h) | 67.08 mph (107.95 km/h) |
| 70 mph (112.65 km/h) | 72.24 mph (116.25 km/h) |
| 75 mph (120.7 km/h) | 77.4 mph (124.56 km/h) |
| 80 mph (128.75 km/h) | 82.56 mph (132.86 km/h) |
| 85 mph (136.79 km/h) | 87.72 mph (141.16 km/h) |
| 90 mph (144.84 km/h) | 92.88 mph (149.47 km/h) |
| 95 mph (152.89 km/h) | 98.04 mph (157.77 km/h) |
| 100 mph (160.93 km/h) | 103.19 mph (166.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 2344 | 2525 | 2636 | 2757 | 2842 | 2937 | 3048 | 3203 | 3358 | 3529 | 3667 | 3916 | 4191 | 4405 | 4543 | 4620 | 4903 | 5298 | 6157 |
Better Fuel Economy Factory Ratios Increased Power
