Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 130/90-15 | 160/80-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.21 (615) | 25.08 (637) | 0.87 (22) 3.6% |
| Width inches (mm) | 5.12 (130) | 6.3 (160) | 1.18 (30) 23.1% |
| Circum. inches (mm) | 76.07 (1932.08) | 78.79 (2001.19) | 2.72 (69.12) 3.6% |
| Sidewall Height inches (mm) | 4.61 (117) | 5.04 (128) | 0.43 (11) 9.4% |
| Revolutions per mile (km) | 832.96 (517.58) | 804.19 (499.7) | -28.77 (-17.88) -3.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.72 mph (33.34 km/h) |
| 25 mph (40.23 km/h) | 25.89 mph (41.67 km/h) |
| 30 mph (48.28 km/h) | 31.07 mph (50.01 km/h) |
| 35 mph (56.33 km/h) | 36.25 mph (58.34 km/h) |
| 40 mph (64.37 km/h) | 41.43 mph (66.68 km/h) |
| 45 mph (72.42 km/h) | 46.61 mph (75.01 km/h) |
| 50 mph (80.47 km/h) | 51.79 mph (83.35 km/h) |
| 55 mph (88.51 km/h) | 56.97 mph (91.68 km/h) |
| 60 mph (96.56 km/h) | 62.15 mph (100.02 km/h) |
| 65 mph (104.61 km/h) | 67.33 mph (108.35 km/h) |
| 70 mph (112.65 km/h) | 72.5 mph (116.68 km/h) |
| 75 mph (120.7 km/h) | 77.68 mph (125.02 km/h) |
| 80 mph (128.75 km/h) | 82.86 mph (133.35 km/h) |
| 85 mph (136.79 km/h) | 88.04 mph (141.69 km/h) |
| 90 mph (144.84 km/h) | 93.22 mph (150.02 km/h) |
| 95 mph (152.89 km/h) | 98.4 mph (158.36 km/h) |
| 100 mph (160.93 km/h) | 103.58 mph (166.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2047 | 2377 | 2560 | 2674 | 2795 | 2883 | 2978 | 3092 | 3248 | 3405 | 3579 | 3719 | 3971 | 4250 | 4467 | 4607 | 4685 | 4973 | 5373 | 6244 |
Better Fuel Economy Factory Ratios Increased Power
