Description
JT rear racelite sprocket alum 50t-520 blk hon/yam. Manufacturer part number JTA251.50BLK.
WPS part number 554-25150BK.
JT rear racelite sprocket alum 50t-520 blk hon/yam.
In stock
JT rear racelite sprocket alum 50t-520 blk hon/yam. Manufacturer part number JTA251.50BLK.
WPS part number 554-25150BK.
WPS lists this part for the following vehicles. Match your exact model and year.
Follow the position, mounting and installation notes in the product description. Modified vehicles may require different parts.
| Years | Make | Model |
|---|---|---|
| 2005–2020 | Yamaha | TT-R230 |
| 2001–2020 | Yamaha | WR250F |
| 2001–2002 | Yamaha | WR426F |
| 2003–2021 | Yamaha | WR450F |
| 1999–2023 | Yamaha | YZ125 |
| 2020–2023 | Yamaha | YZ125X |
| 1999–2021 | Yamaha | YZ250 |
| 2001–2021 | Yamaha | YZ250F |
| 2015–2021 | Yamaha | YZ250FX |
| 2016–2021 | Yamaha | YZ250X |
| 2000–2002 | Yamaha | YZ426F |
| 2003–2021 | Yamaha | YZ450F |
| 2016–2021 | Yamaha | YZ450FX |
Source: WPS vehicle-fitment data · WPS part 554-25150BK · Checked November 11, 2026.
| Weight | 1.5 lbs |
|---|---|
| Dimensions | 12.2 × 11.2 × 0.5 in |
Check chain pitch, sprocket tooth count and the installed gearing before ordering.
Select your motorcycle to check for matching parts.

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