1999 - 2023
YAMAHA YZ 250
Rear sprocket 50 tooth pitch 520
| JT Sprockets
Fits to:
YAMAHA YZ250 [2023 - 2023]
YAMAHA YZ250 FMME Monster [2021 - 2021]
YAMAHA YZ250 P,R,S [2002 - 2004]
YAMAHA YZ250 N2 [2022 - 2022]
YAMAHA YZ250 F [2022 - 2023]
YAMAHA YZ250 L,M,N [1999 - 2001]
YAMAHA YZ250 N2ME Monster [2022 - 2022]
YAMAHA YZ250 L2,M2 [2020 - 2021]
YAMAHA YZ250 R,S [2003 - 2004]
YAMAHA YZ250 FNME Monster [2022 - 2022]
YAMAHA YZ250 T,V,W,X,Y,Z,A1,B1,D2,E2,F2,G2,H2,J2,K2 [2005 - 2019]
2017 - 2021 YAMAHA YZ 250
Transmision ratio:
| 12 | 13 | 14 | ||
| 38 | 3.17 -17.7% | 2.92 -24.0% | 2.71 -29.4% | |
| 46 | 3.83 -0.3% | 3.54 -8.0% | 3.29 -14.6% | |
| 47 | 3.92 +1.8% | 3.62 -6.0% | 3.36 -12.7% | |
| 48 | 4.00 +4.0% | 3.69 -4.0% | 3.43 -10.9% | |
| 49 | 4.08 +6.2% | 3.77 -2.0% | 3.50 -9.0% | |
| 50 | 4.17 +8.3% | 3.85 standard | 3.57 -7.1% | |
| 51 | 4.25 +10.5% | 3.92 +2.0% | 3.64 -5.3% | |
| 52 | 4.33 +12.7% | 4.00 +4.0% | 3.71 -3.4% | |
Specifications
| Manufacturer | JT Sprockets |
|---|---|