Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-18 | 135/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.44 (646.2) | 21.72 (551.7) | -3.72 (-94.5) -14.6% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 79.93 (2030.1) | 68.24 (1733.22) | -11.69 (-296.88) -14.6% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 1.86 (47.25) | -1.86 (-47.25) -50% |
| Revolutions per mile (km) | 792.74 (492.59) | 928.53 (576.96) | 135.79 (84.37) 17.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.08 mph (27.48 km/h) |
| 25 mph (40.23 km/h) | 21.34 mph (34.35 km/h) |
| 30 mph (48.28 km/h) | 25.61 mph (41.22 km/h) |
| 35 mph (56.33 km/h) | 29.88 mph (48.09 km/h) |
| 40 mph (64.37 km/h) | 34.15 mph (54.96 km/h) |
| 45 mph (72.42 km/h) | 38.42 mph (61.83 km/h) |
| 50 mph (80.47 km/h) | 42.69 mph (68.7 km/h) |
| 55 mph (88.51 km/h) | 46.96 mph (75.57 km/h) |
| 60 mph (96.56 km/h) | 51.23 mph (82.44 km/h) |
| 65 mph (104.61 km/h) | 55.49 mph (89.31 km/h) |
| 70 mph (112.65 km/h) | 59.76 mph (96.18 km/h) |
| 75 mph (120.7 km/h) | 64.03 mph (103.05 km/h) |
| 80 mph (128.75 km/h) | 68.3 mph (109.92 km/h) |
| 85 mph (136.79 km/h) | 72.57 mph (116.79 km/h) |
| 90 mph (144.84 km/h) | 76.84 mph (123.66 km/h) |
| 95 mph (152.89 km/h) | 81.11 mph (130.53 km/h) |
| 100 mph (160.93 km/h) | 85.38 mph (137.4 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
