1981 - 1984
YAMAHA FS 80 SE
Front sprocket 12tooth pitch 420 jtf54612
| JT Sprockets
Fits to:
YAMAHA FS80 SE [1981 - 1984]
1981 - 1983 YAMAHA FS 80 SE
Transmision ratio:
| 12 | 13 | 14 | 15 | 16 | ||
| 25 | 2.08 -23.8% | 1.92 -29.6% | 1.79 -34.7% | 1.67 -39.0% | 1.56 -42.8% | |
| 26 | 2.17 -20.7% | 2.00 -26.8% | 1.86 -32.1% | 1.73 -36.6% | 1.62 -40.5% | |
| 28 | 2.33 -14.6% | 2.15 -21.2% | 2.00 -26.8% | 1.87 -31.7% | 1.75 -36.0% | |
| 30 | 2.50 -8.5% | 2.31 -15.6% | 2.14 -21.6% | 2.00 -26.8% | 1.88 -31.4% | |
| 31 | 2.58 -5.5% | 2.38 -12.8% | 2.21 -19.0% | 2.07 -24.4% | 1.94 -29.1% | |
| 32 | 2.67 -2.4% | 2.46 -9.9% | 2.29 -16.4% | 2.13 -22.0% | 2.00 -26.8% | |
| 35 | 2.92 +6.7% | 2.69 -1.5% | 2.50 -8.5% | 2.33 -14.6% | 2.19 -20.0% | |
| 36 | 3.00 +9.8% | 2.77 +1.3% | 2.57 -5.9% | 2.40 -12.2% | 2.25 -17.7% | |
| 37 | 3.08 +12.8% | 2.85 +4.1% | 2.64 -3.3% | 2.47 -9.8% | 2.31 -15.4% | |
| 38 | 3.17 +15.9% | 2.92 +6.9% | 2.71 -0.7% | 2.53 -7.3% | 2.38 -13.1% | |
| 39 | 3.25 +18.9% | 3.00 +9.8% | 2.79 +1.9% | 2.60 -4.9% | 2.44 -10.8% | |
| 41 | 3.42 +25.0% | 3.15 +15.4% | 2.93 +7.1% | 2.73 standard | 2.56 -6.2% | |
| 43 | 3.58 +31.1% | 3.31 +21.0% | 3.07 +12.4% | 2.87 +4.9% | 2.69 -1.7% | |
| 45 | 3.75 +37.2% | 3.46 +26.6% | 3.21 +17.6% | 3.00 +9.8% | 2.81 +2.9% | |
| 48 | 4.00 +46.3% | 3.69 +35.1% | 3.43 +25.4% | 3.20 +17.1% | 3.00 +9.8% | |
| 52 | 4.33 +58.5% | 4.00 +46.3% | 3.71 +35.9% | 3.47 +26.8% | 3.25 +18.9% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|