Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 150/80-15 | 130/90-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.45 (621) | 24.21 (615) | -0.24 (-6) -1% |
| Width inches (mm) | 5.91 (150) | 5.12 (130) | -0.79 (-20) -13.3% |
| Circum. inches (mm) | 76.81 (1950.93) | 76.07 (1932.08) | -0.74 (-18.85) -1% |
| Sidewall Height inches (mm) | 4.72 (120) | 4.61 (117) | -0.12 (-3) -2.5% |
| Revolutions per mile (km) | 824.91 (512.58) | 832.96 (517.58) | 8.05 (5) 1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.81 mph (31.88 km/h) |
| 25 mph (40.23 km/h) | 24.76 mph (39.84 km/h) |
| 30 mph (48.28 km/h) | 29.71 mph (47.81 km/h) |
| 35 mph (56.33 km/h) | 34.66 mph (55.78 km/h) |
| 40 mph (64.37 km/h) | 39.61 mph (63.75 km/h) |
| 45 mph (72.42 km/h) | 44.57 mph (71.72 km/h) |
| 50 mph (80.47 km/h) | 49.52 mph (79.69 km/h) |
| 55 mph (88.51 km/h) | 54.47 mph (87.66 km/h) |
| 60 mph (96.56 km/h) | 59.42 mph (95.63 km/h) |
| 65 mph (104.61 km/h) | 64.37 mph (103.6 km/h) |
| 70 mph (112.65 km/h) | 69.32 mph (111.57 km/h) |
| 75 mph (120.7 km/h) | 74.28 mph (119.53 km/h) |
| 80 mph (128.75 km/h) | 79.23 mph (127.5 km/h) |
| 85 mph (136.79 km/h) | 84.18 mph (135.47 km/h) |
| 90 mph (144.84 km/h) | 89.13 mph (143.44 km/h) |
| 95 mph (152.89 km/h) | 94.08 mph (151.41 km/h) |
| 100 mph (160.93 km/h) | 99.03 mph (159.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2120 | 2462 | 2652 | 2769 | 2895 | 2986 | 3085 | 3202 | 3364 | 3527 | 3707 | 3852 | 4113 | 4402 | 4627 | 4772 | 4853 | 5150 | 5565 | 6467 |
Better Fuel Economy Factory Ratios Increased Power
