Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 345/35-15 | 355/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.51 (622.5) | 28.98 (736) | 4.47 (113.5) 18.2% |
| Width inches (mm) | 13.58 (345) | 13.98 (355) | 0.39 (10) 2.9% |
| Circum. inches (mm) | 76.99 (1955.64) | 91.03 (2312.21) | 14.04 (356.57) 18.2% |
| Sidewall Height inches (mm) | 4.75 (120.75) | 6.99 (177.5) | 2.23 (56.75) 47% |
| Revolutions per mile (km) | 822.92 (511.34) | 696.02 (432.49) | -126.9 (-78.85) -15.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.65 mph (38.06 km/h) |
| 25 mph (40.23 km/h) | 29.56 mph (47.57 km/h) |
| 30 mph (48.28 km/h) | 35.47 mph (57.08 km/h) |
| 35 mph (56.33 km/h) | 41.38 mph (66.6 km/h) |
| 40 mph (64.37 km/h) | 47.29 mph (76.11 km/h) |
| 45 mph (72.42 km/h) | 53.2 mph (85.63 km/h) |
| 50 mph (80.47 km/h) | 59.12 mph (95.14 km/h) |
| 55 mph (88.51 km/h) | 65.03 mph (104.65 km/h) |
| 60 mph (96.56 km/h) | 70.94 mph (114.17 km/h) |
| 65 mph (104.61 km/h) | 76.85 mph (123.68 km/h) |
| 70 mph (112.65 km/h) | 82.76 mph (133.19 km/h) |
| 75 mph (120.7 km/h) | 88.67 mph (142.71 km/h) |
| 80 mph (128.75 km/h) | 94.59 mph (152.22 km/h) |
| 85 mph (136.79 km/h) | 100.5 mph (161.74 km/h) |
| 90 mph (144.84 km/h) | 106.41 mph (171.25 km/h) |
| 95 mph (152.89 km/h) | 112.32 mph (180.76 km/h) |
| 100 mph (160.93 km/h) | 118.23 mph (190.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1771 | 2058 | 2216 | 2314 | 2419 | 2495 | 2578 | 2676 | 2811 | 2947 | 3098 | 3218 | 3437 | 3678 | 3867 | 3987 | 4055 | 4304 | 4650 | 5404 |
Better Fuel Economy Factory Ratios Increased Power
