Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 150/90-15 | 140/90-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.63 (651) | 24.92 (633) | -0.71 (-18) -2.8% |
| Width inches (mm) | 5.91 (150) | 5.51 (140) | -0.39 (-10) -6.7% |
| Circum. inches (mm) | 80.52 (2045.18) | 78.29 (1988.63) | -2.23 (-56.55) -2.8% |
| Sidewall Height inches (mm) | 5.31 (135) | 4.96 (126) | -0.35 (-9) -6.7% |
| Revolutions per mile (km) | 786.9 (488.95) | 809.27 (502.86) | 22.38 (13.9) 2.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.45 mph (31.3 km/h) |
| 25 mph (40.23 km/h) | 24.31 mph (39.12 km/h) |
| 30 mph (48.28 km/h) | 29.17 mph (46.95 km/h) |
| 35 mph (56.33 km/h) | 34.03 mph (54.77 km/h) |
| 40 mph (64.37 km/h) | 38.89 mph (62.59 km/h) |
| 45 mph (72.42 km/h) | 43.76 mph (70.42 km/h) |
| 50 mph (80.47 km/h) | 48.62 mph (78.24 km/h) |
| 55 mph (88.51 km/h) | 53.48 mph (86.07 km/h) |
| 60 mph (96.56 km/h) | 58.34 mph (93.89 km/h) |
| 65 mph (104.61 km/h) | 63.2 mph (101.72 km/h) |
| 70 mph (112.65 km/h) | 68.06 mph (109.54 km/h) |
| 75 mph (120.7 km/h) | 72.93 mph (117.36 km/h) |
| 80 mph (128.75 km/h) | 77.79 mph (125.19 km/h) |
| 85 mph (136.79 km/h) | 82.65 mph (133.01 km/h) |
| 90 mph (144.84 km/h) | 87.51 mph (140.84 km/h) |
| 95 mph (152.89 km/h) | 92.37 mph (148.66 km/h) |
| 100 mph (160.93 km/h) | 97.24 mph (156.48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2059 | 2392 | 2576 | 2690 | 2813 | 2901 | 2997 | 3111 | 3269 | 3427 | 3602 | 3742 | 3996 | 4277 | 4496 | 4636 | 4715 | 5004 | 5407 | 6284 |
Better Fuel Economy Factory Ratios Increased Power
