1987 - 1992
YAMAHA TZR 250
Oe type rubber cushioned front sprocket
| JT Sprockets
Fits to:
YAMAHA TZR250 [1987 - 1992]
1986 - 1991 YAMAHA TZR 250
Transmision ratio:
| 12 | 13 | 14 | 15 | 16 | 17 | 18 | ||
| 37 | 3.08 +5.3% | 2.85 -2.8% | 2.64 -9.8% | 2.47 -15.8% | 2.31 -21.0% | 2.18 -25.7% | 2.06 -29.8% | |
| 39 | 3.25 +11.0% | 3.00 +2.4% | 2.79 -4.9% | 2.60 -11.2% | 2.44 -16.8% | 2.29 -21.7% | 2.17 -26.0% | |
| 40 | 3.33 +13.8% | 3.08 +5.1% | 2.86 -2.4% | 2.67 -8.9% | 2.50 -14.6% | 2.35 -19.7% | 2.22 -24.1% | |
| 41 | 3.42 +16.7% | 3.15 +7.7% | 2.93 standard | 2.73 -6.7% | 2.56 -12.5% | 2.41 -17.6% | 2.28 -22.2% | |
| 43 | 3.58 +22.4% | 3.31 +12.9% | 3.07 +4.9% | 2.87 -2.1% | 2.69 -8.2% | 2.53 -13.6% | 2.39 -18.4% | |
| 45 | 3.75 +28.0% | 3.46 +18.2% | 3.21 +9.8% | 3.00 +2.4% | 2.81 -4.0% | 2.65 -9.6% | 2.50 -14.6% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|
| Sprocket material | SCM420/20CrMo Chromoly Steel Alloy |
| Chain pitch | 520 |
| Number of teeth | 14 |
| Material | Rubber| Steel |
| Position | Front |
| Units | Each |
| Sprocket material | SCM420/20CrMo Chromoly Steel Alloy |
| Chain pitch | 520 |
| Number of teeth | 15 |
| Material | Rubber| Steel |
| Position | Front |
| Units | Each |
| Sprocket material | SCM420/20CrMo Chromoly Steel Alloy |
| Chain pitch | 520 |
| Number of teeth | 16 |