Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 345/35-19 | 365/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.51 (724.1) | 37.24 (946) | 8.74 (221.9) 30.6% |
| Width inches (mm) | 13.58 (345) | 14.37 (365) | 0.79 (20) 5.8% |
| Circum. inches (mm) | 89.56 (2274.83) | 117.01 (2971.95) | 27.45 (697.12) 30.6% |
| Sidewall Height inches (mm) | 4.75 (120.75) | 8.62 (219) | 3.87 (98.25) 81.4% |
| Revolutions per mile (km) | 707.46 (439.59) | 541.51 (336.48) | -165.95 (-103.11) -23.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.13 mph (42.05 km/h) |
| 25 mph (40.23 km/h) | 32.66 mph (52.56 km/h) |
| 30 mph (48.28 km/h) | 39.19 mph (63.08 km/h) |
| 35 mph (56.33 km/h) | 45.73 mph (73.59 km/h) |
| 40 mph (64.37 km/h) | 52.26 mph (84.1 km/h) |
| 45 mph (72.42 km/h) | 58.79 mph (94.61 km/h) |
| 50 mph (80.47 km/h) | 65.32 mph (105.13 km/h) |
| 55 mph (88.51 km/h) | 71.85 mph (115.64 km/h) |
| 60 mph (96.56 km/h) | 78.39 mph (126.15 km/h) |
| 65 mph (104.61 km/h) | 84.92 mph (136.66 km/h) |
| 70 mph (112.65 km/h) | 91.45 mph (147.18 km/h) |
| 75 mph (120.7 km/h) | 97.98 mph (157.69 km/h) |
| 80 mph (128.75 km/h) | 104.52 mph (168.2 km/h) |
| 85 mph (136.79 km/h) | 111.05 mph (178.72 km/h) |
| 90 mph (144.84 km/h) | 117.58 mph (189.23 km/h) |
| 95 mph (152.89 km/h) | 124.11 mph (199.74 km/h) |
| 100 mph (160.93 km/h) | 130.64 mph (210.25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1378 | 1601 | 1724 | 1800 | 1882 | 1941 | 2005 | 2082 | 2187 | 2293 | 2410 | 2504 | 2674 | 2862 | 3008 | 3102 | 3155 | 3348 | 3618 | 4205 |
Better Fuel Economy Factory Ratios Increased Power
