Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 335/30-18 | 335/40-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.91 (658.2) | 28.55 (725.2) | 2.64 (67) 10.2% |
| Width inches (mm) | 13.19 (335) | 13.19 (335) | 0 (0) 0% |
| Circum. inches (mm) | 81.41 (2067.8) | 89.7 (2278.28) | 8.29 (210.49) 10.2% |
| Sidewall Height inches (mm) | 3.96 (100.5) | 5.28 (134) | 1.32 (33.5) 33.3% |
| Revolutions per mile (km) | 778.29 (483.61) | 706.38 (438.93) | -71.9 (-44.68) -9.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.04 mph (35.46 km/h) |
| 25 mph (40.23 km/h) | 27.54 mph (44.33 km/h) |
| 30 mph (48.28 km/h) | 33.05 mph (53.2 km/h) |
| 35 mph (56.33 km/h) | 38.56 mph (62.06 km/h) |
| 40 mph (64.37 km/h) | 44.07 mph (70.93 km/h) |
| 45 mph (72.42 km/h) | 49.58 mph (79.79 km/h) |
| 50 mph (80.47 km/h) | 55.09 mph (88.66 km/h) |
| 55 mph (88.51 km/h) | 60.6 mph (97.52 km/h) |
| 60 mph (96.56 km/h) | 66.11 mph (106.39 km/h) |
| 65 mph (104.61 km/h) | 71.62 mph (115.26 km/h) |
| 70 mph (112.65 km/h) | 77.13 mph (124.12 km/h) |
| 75 mph (120.7 km/h) | 82.63 mph (132.99 km/h) |
| 80 mph (128.75 km/h) | 88.14 mph (141.85 km/h) |
| 85 mph (136.79 km/h) | 93.65 mph (150.72 km/h) |
| 90 mph (144.84 km/h) | 99.16 mph (159.59 km/h) |
| 95 mph (152.89 km/h) | 104.67 mph (168.45 km/h) |
| 100 mph (160.93 km/h) | 110.18 mph (177.32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1798 | 2088 | 2249 | 2348 | 2455 | 2532 | 2616 | 2716 | 2853 | 2991 | 3144 | 3266 | 3488 | 3733 | 3924 | 4047 | 4115 | 4368 | 4720 | 5485 |
Better Fuel Economy Factory Ratios Increased Power
