Rear sprocket 45 tooth pitch 428 jtr83845 | JT Sprockets
Exact fit to:
YAMAHA YBR125 [2007 - 2014]
YAMAHA YBR125 Custom [2008 - 2014]
YAMAHA YBR125 [2005 - 2006]
2005 - 2008 YAMAHA YBR 125
Transmision ratio:
| 13 | 14 | ||
| 31 | 2.38 -22.4% | 2.21 -27.9% | |
| 35 | 2.69 -12.3% | 2.50 -18.6% | |
| 36 | 2.77 -9.8% | 2.57 -16.3% | |
| 37 | 2.85 -7.3% | 2.64 -14.0% | |
| 38 | 2.92 -4.8% | 2.71 -11.6% | |
| 39 | 3.00 -2.3% | 2.79 -9.3% | |
| 42 | 3.23 +5.2% | 3.00 -2.3% | |
| 43 | 3.31 +7.7% | 3.07 standard | |
| 45 | 3.46 +12.7% | 3.21 +4.7% | |
| 49 | 3.77 +22.7% | 3.50 +14.0% | |
| 54 | 4.15 +35.2% | 3.86 +25.6% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|
| Product code | JTR838.45 |
Fits to following motorcycles:
YAMAHA RD 125 D DX (1974 - 1976), YAMAHA RS 100 DX (1971 - 1981), SYM XS 125-K 4T (2007 - 2016), YAMAHA YBR 125 (2005 - 2014)