Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 345/35-15 | 345/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.51 (622.5) | 32.66 (829.5) | 8.15 (207) 33.3% |
| Width inches (mm) | 13.58 (345) | 13.58 (345) | 0 (0) 0% |
| Circum. inches (mm) | 76.99 (1955.64) | 102.6 (2605.95) | 25.6 (650.31) 33.3% |
| Sidewall Height inches (mm) | 4.75 (120.75) | 8.83 (224.25) | 4.07 (103.5) 85.7% |
| Revolutions per mile (km) | 822.92 (511.34) | 617.56 (383.74) | -205.36 (-127.6) -25% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.65 mph (42.89 km/h) |
| 25 mph (40.23 km/h) | 33.31 mph (53.61 km/h) |
| 30 mph (48.28 km/h) | 39.98 mph (64.34 km/h) |
| 35 mph (56.33 km/h) | 46.64 mph (75.06 km/h) |
| 40 mph (64.37 km/h) | 53.3 mph (85.78 km/h) |
| 45 mph (72.42 km/h) | 59.96 mph (96.5 km/h) |
| 50 mph (80.47 km/h) | 66.63 mph (107.23 km/h) |
| 55 mph (88.51 km/h) | 73.29 mph (117.95 km/h) |
| 60 mph (96.56 km/h) | 79.95 mph (128.67 km/h) |
| 65 mph (104.61 km/h) | 86.61 mph (139.39 km/h) |
| 70 mph (112.65 km/h) | 93.28 mph (150.12 km/h) |
| 75 mph (120.7 km/h) | 99.94 mph (160.84 km/h) |
| 80 mph (128.75 km/h) | 106.6 mph (171.56 km/h) |
| 85 mph (136.79 km/h) | 113.27 mph (182.28 km/h) |
| 90 mph (144.84 km/h) | 119.93 mph (193.01 km/h) |
| 95 mph (152.89 km/h) | 126.59 mph (203.73 km/h) |
| 100 mph (160.93 km/h) | 133.25 mph (214.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1572 | 1826 | 1966 | 2053 | 2147 | 2214 | 2287 | 2374 | 2494 | 2615 | 2749 | 2856 | 3050 | 3264 | 3431 | 3538 | 3598 | 3819 | 4126 | 4795 |
Better Fuel Economy Factory Ratios Increased Power
