Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/85-16 | 185/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.05 (737.9) | 28.38 (720.9) | -0.67 (-17) -2.3% |
| Width inches (mm) | 7.68 (195) | 7.28 (185) | -0.39 (-10) -5.1% |
| Circum. inches (mm) | 91.27 (2318.18) | 89.16 (2264.77) | -2.1 (-53.41) -2.3% |
| Sidewall Height inches (mm) | 6.53 (165.75) | 6.19 (157.25) | -0.33 (-8.5) -5.1% |
| Revolutions per mile (km) | 694.23 (431.37) | 710.6 (441.54) | 16.37 (10.17) 2.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.54 mph (31.45 km/h) |
| 25 mph (40.23 km/h) | 24.42 mph (39.31 km/h) |
| 30 mph (48.28 km/h) | 29.31 mph (47.17 km/h) |
| 35 mph (56.33 km/h) | 34.19 mph (55.03 km/h) |
| 40 mph (64.37 km/h) | 39.08 mph (62.89 km/h) |
| 45 mph (72.42 km/h) | 43.96 mph (70.75 km/h) |
| 50 mph (80.47 km/h) | 48.85 mph (78.61 km/h) |
| 55 mph (88.51 km/h) | 53.73 mph (86.47 km/h) |
| 60 mph (96.56 km/h) | 58.62 mph (94.34 km/h) |
| 65 mph (104.61 km/h) | 63.5 mph (102.2 km/h) |
| 70 mph (112.65 km/h) | 68.39 mph (110.06 km/h) |
| 75 mph (120.7 km/h) | 73.27 mph (117.92 km/h) |
| 80 mph (128.75 km/h) | 78.16 mph (125.78 km/h) |
| 85 mph (136.79 km/h) | 83.04 mph (133.64 km/h) |
| 90 mph (144.84 km/h) | 87.93 mph (141.5 km/h) |
| 95 mph (152.89 km/h) | 92.81 mph (149.37 km/h) |
| 100 mph (160.93 km/h) | 97.7 mph (157.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1808 | 2101 | 2262 | 2362 | 2470 | 2547 | 2632 | 2732 | 2870 | 3009 | 3163 | 3286 | 3509 | 3755 | 3948 | 4071 | 4140 | 4394 | 4748 | 5517 |
Better Fuel Economy Factory Ratios Increased Power
