Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-15 | 135/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.44 (570) | 20.31 (516) | -2.13 (-54) -9.5% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 70.5 (1790.71) | 63.82 (1621.06) | -6.68 (-169.65) -9.5% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 2.66 (67.5) | -1.06 (-27) -28.6% |
| Revolutions per mile (km) | 898.72 (558.44) | 992.77 (616.88) | 94.05 (58.44) 10.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.11 mph (29.14 km/h) |
| 25 mph (40.23 km/h) | 22.63 mph (36.42 km/h) |
| 30 mph (48.28 km/h) | 27.16 mph (43.71 km/h) |
| 35 mph (56.33 km/h) | 31.68 mph (50.99 km/h) |
| 40 mph (64.37 km/h) | 36.21 mph (58.28 km/h) |
| 45 mph (72.42 km/h) | 40.74 mph (65.56 km/h) |
| 50 mph (80.47 km/h) | 45.26 mph (72.84 km/h) |
| 55 mph (88.51 km/h) | 49.79 mph (80.13 km/h) |
| 60 mph (96.56 km/h) | 54.32 mph (87.41 km/h) |
| 65 mph (104.61 km/h) | 58.84 mph (94.7 km/h) |
| 70 mph (112.65 km/h) | 63.37 mph (101.98 km/h) |
| 75 mph (120.7 km/h) | 67.89 mph (109.27 km/h) |
| 80 mph (128.75 km/h) | 72.42 mph (116.55 km/h) |
| 85 mph (136.79 km/h) | 76.95 mph (123.84 km/h) |
| 90 mph (144.84 km/h) | 81.47 mph (131.12 km/h) |
| 95 mph (152.89 km/h) | 86 mph (138.4 km/h) |
| 100 mph (160.93 km/h) | 90.53 mph (145.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
