Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/75-15 | 26/7.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.97 (583.5) | 25.98 (659.86) | 3.01 (76.36) 13.1% |
| Width inches (mm) | 5.31 (135) | 7.52 (191) | 2.2 (56) 41.5% |
| Circum. inches (mm) | 72.17 (1833.12) | 81.61 (2073.01) | 9.44 (239.89) 13.1% |
| Sidewall Height inches (mm) | 3.99 (101.25) | 5.49 (139.43) | 1.5 (38.18) 37.7% |
| Revolutions per mile (km) | 877.93 (545.52) | 776.33 (482.39) | -101.59 (-63.13) -11.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.62 mph (36.4 km/h) |
| 25 mph (40.23 km/h) | 28.27 mph (45.5 km/h) |
| 30 mph (48.28 km/h) | 33.93 mph (54.6 km/h) |
| 35 mph (56.33 km/h) | 39.58 mph (63.7 km/h) |
| 40 mph (64.37 km/h) | 45.23 mph (72.8 km/h) |
| 45 mph (72.42 km/h) | 50.89 mph (81.9 km/h) |
| 50 mph (80.47 km/h) | 56.54 mph (91 km/h) |
| 55 mph (88.51 km/h) | 62.2 mph (100.1 km/h) |
| 60 mph (96.56 km/h) | 67.85 mph (109.2 km/h) |
| 65 mph (104.61 km/h) | 73.51 mph (118.3 km/h) |
| 70 mph (112.65 km/h) | 79.16 mph (127.4 km/h) |
| 75 mph (120.7 km/h) | 84.81 mph (136.5 km/h) |
| 80 mph (128.75 km/h) | 90.47 mph (145.6 km/h) |
| 85 mph (136.79 km/h) | 96.12 mph (154.7 km/h) |
| 90 mph (144.84 km/h) | 101.78 mph (163.8 km/h) |
| 95 mph (152.89 km/h) | 107.43 mph (172.9 km/h) |
| 100 mph (160.93 km/h) | 113.09 mph (182 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1976 | 2295 | 2472 | 2581 | 2699 | 2783 | 2875 | 2984 | 3136 | 3287 | 3455 | 3590 | 3834 | 4103 | 4313 | 4447 | 4523 | 4800 | 5187 | 6028 |
Better Fuel Economy Factory Ratios Increased Power
