Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/50-13 | 24.5/8.5-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.86 (555.2) | 24.57 (623.96) | 2.71 (68.76) 12.4% |
| Width inches (mm) | 8.86 (225) | 8.5 (216) | -0.35 (-9) -4% |
| Circum. inches (mm) | 68.67 (1744.21) | 77.17 (1960.23) | 8.5 (216.02) 12.4% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 5.78 (146.88) | 1.35 (34.38) 30.6% |
| Revolutions per mile (km) | 922.68 (573.32) | 821 (510.14) | -101.68 (-63.18) -11% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.48 mph (36.17 km/h) |
| 25 mph (40.23 km/h) | 28.1 mph (45.22 km/h) |
| 30 mph (48.28 km/h) | 33.72 mph (54.26 km/h) |
| 35 mph (56.33 km/h) | 39.33 mph (63.3 km/h) |
| 40 mph (64.37 km/h) | 44.95 mph (72.35 km/h) |
| 45 mph (72.42 km/h) | 50.57 mph (81.39 km/h) |
| 50 mph (80.47 km/h) | 56.19 mph (90.43 km/h) |
| 55 mph (88.51 km/h) | 61.81 mph (99.48 km/h) |
| 60 mph (96.56 km/h) | 67.43 mph (108.52 km/h) |
| 65 mph (104.61 km/h) | 73.05 mph (117.56 km/h) |
| 70 mph (112.65 km/h) | 78.67 mph (126.61 km/h) |
| 75 mph (120.7 km/h) | 84.29 mph (135.65 km/h) |
| 80 mph (128.75 km/h) | 89.91 mph (144.69 km/h) |
| 85 mph (136.79 km/h) | 95.53 mph (153.74 km/h) |
| 90 mph (144.84 km/h) | 101.15 mph (162.78 km/h) |
| 95 mph (152.89 km/h) | 106.77 mph (171.82 km/h) |
| 100 mph (160.93 km/h) | 112.38 mph (180.87 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2089 | 2427 | 2614 | 2729 | 2854 | 2943 | 3041 | 3156 | 3316 | 3476 | 3654 | 3796 | 4054 | 4339 | 4561 | 4703 | 4783 | 5077 | 5485 | 6375 |
Better Fuel Economy Factory Ratios Increased Power
