Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/85-16 | 195/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.71 (703.9) | 29.28 (743.8) | 1.57 (39.9) 5.7% |
| Width inches (mm) | 6.89 (175) | 7.68 (195) | 0.79 (20) 11.4% |
| Circum. inches (mm) | 87.06 (2211.37) | 92 (2336.72) | 4.94 (125.35) 5.7% |
| Sidewall Height inches (mm) | 5.86 (148.75) | 6.14 (156) | 0.29 (7.25) 4.9% |
| Revolutions per mile (km) | 727.76 (452.21) | 688.72 (427.95) | -39.04 (-24.26) -5.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.13 mph (34.01 km/h) |
| 25 mph (40.23 km/h) | 26.42 mph (42.51 km/h) |
| 30 mph (48.28 km/h) | 31.7 mph (51.02 km/h) |
| 35 mph (56.33 km/h) | 36.98 mph (59.52 km/h) |
| 40 mph (64.37 km/h) | 42.27 mph (68.02 km/h) |
| 45 mph (72.42 km/h) | 47.55 mph (76.53 km/h) |
| 50 mph (80.47 km/h) | 52.83 mph (85.03 km/h) |
| 55 mph (88.51 km/h) | 58.12 mph (93.53 km/h) |
| 60 mph (96.56 km/h) | 63.4 mph (102.03 km/h) |
| 65 mph (104.61 km/h) | 68.68 mph (110.54 km/h) |
| 70 mph (112.65 km/h) | 73.97 mph (119.04 km/h) |
| 75 mph (120.7 km/h) | 79.25 mph (127.54 km/h) |
| 80 mph (128.75 km/h) | 84.53 mph (136.05 km/h) |
| 85 mph (136.79 km/h) | 89.82 mph (144.55 km/h) |
| 90 mph (144.84 km/h) | 95.1 mph (153.05 km/h) |
| 95 mph (152.89 km/h) | 100.38 mph (161.55 km/h) |
| 100 mph (160.93 km/h) | 105.67 mph (170.06 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1753 | 2036 | 2193 | 2290 | 2394 | 2469 | 2551 | 2648 | 2782 | 2916 | 3065 | 3185 | 3401 | 3640 | 3826 | 3945 | 4012 | 4259 | 4602 | 5347 |
Better Fuel Economy Factory Ratios Increased Power
