Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/55-15 | 200/40-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.71 (551.5) | 22.3 (566.4) | 0.59 (14.9) 2.7% |
| Width inches (mm) | 6.1 (155) | 7.87 (200) | 1.77 (45) 29% |
| Circum. inches (mm) | 68.21 (1732.59) | 70.06 (1779.4) | 1.84 (46.81) 2.7% |
| Sidewall Height inches (mm) | 3.36 (85.25) | 3.15 (80) | -0.21 (-5.25) -6.2% |
| Revolutions per mile (km) | 928.87 (577.17) | 904.43 (561.99) | -24.44 (-15.18) -2.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.54 mph (33.06 km/h) |
| 25 mph (40.23 km/h) | 25.68 mph (41.32 km/h) |
| 30 mph (48.28 km/h) | 30.81 mph (49.58 km/h) |
| 35 mph (56.33 km/h) | 35.95 mph (57.85 km/h) |
| 40 mph (64.37 km/h) | 41.08 mph (66.11 km/h) |
| 45 mph (72.42 km/h) | 46.22 mph (74.38 km/h) |
| 50 mph (80.47 km/h) | 51.35 mph (82.64 km/h) |
| 55 mph (88.51 km/h) | 56.49 mph (90.91 km/h) |
| 60 mph (96.56 km/h) | 61.62 mph (99.17 km/h) |
| 65 mph (104.61 km/h) | 66.76 mph (107.43 km/h) |
| 70 mph (112.65 km/h) | 71.89 mph (115.7 km/h) |
| 75 mph (120.7 km/h) | 77.03 mph (123.96 km/h) |
| 80 mph (128.75 km/h) | 82.16 mph (132.23 km/h) |
| 85 mph (136.79 km/h) | 87.3 mph (140.49 km/h) |
| 90 mph (144.84 km/h) | 92.43 mph (148.75 km/h) |
| 95 mph (152.89 km/h) | 97.57 mph (157.02 km/h) |
| 100 mph (160.93 km/h) | 102.7 mph (165.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2302 | 2674 | 2879 | 3007 | 3144 | 3242 | 3350 | 3477 | 3653 | 3829 | 4025 | 4182 | 4466 | 4780 | 5024 | 5181 | 5269 | 5592 | 6043 | 7022 |
Better Fuel Economy Factory Ratios Increased Power
