Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-17 | 135/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.44 (620.8) | 21.25 (539.8) | -3.19 (-81) -13% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 76.78 (1950.3) | 66.77 (1695.83) | -10.02 (-254.47) -13% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 2.13 (54) | -1.59 (-40.5) -42.9% |
| Revolutions per mile (km) | 825.18 (512.74) | 949 (589.68) | 123.82 (76.94) 15% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.39 mph (27.99 km/h) |
| 25 mph (40.23 km/h) | 21.74 mph (34.98 km/h) |
| 30 mph (48.28 km/h) | 26.09 mph (41.98 km/h) |
| 35 mph (56.33 km/h) | 30.43 mph (48.98 km/h) |
| 40 mph (64.37 km/h) | 34.78 mph (55.97 km/h) |
| 45 mph (72.42 km/h) | 39.13 mph (62.97 km/h) |
| 50 mph (80.47 km/h) | 43.48 mph (69.97 km/h) |
| 55 mph (88.51 km/h) | 47.82 mph (76.97 km/h) |
| 60 mph (96.56 km/h) | 52.17 mph (83.96 km/h) |
| 65 mph (104.61 km/h) | 56.52 mph (90.96 km/h) |
| 70 mph (112.65 km/h) | 60.87 mph (97.96 km/h) |
| 75 mph (120.7 km/h) | 65.21 mph (104.95 km/h) |
| 80 mph (128.75 km/h) | 69.56 mph (111.95 km/h) |
| 85 mph (136.79 km/h) | 73.91 mph (118.95 km/h) |
| 90 mph (144.84 km/h) | 78.26 mph (125.94 km/h) |
| 95 mph (152.89 km/h) | 82.6 mph (132.94 km/h) |
| 100 mph (160.93 km/h) | 86.95 mph (139.94 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
