Description
SUPERSPROX rear edge sprocket steel 42t-520 blk hon/kaw/suz/yam. Manufacturer part number RFA-486-42-BLK.
WPS part number 109-48642.
SUPERSPROX rear edge sprocket steel 42t-520 blk hon/kaw/suz/yam.
In stock
SUPERSPROX rear edge sprocket steel 42t-520 blk hon/kaw/suz/yam. Manufacturer part number RFA-486-42-BLK.
WPS part number 109-48642.
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 |
|---|---|---|
| 1988–2012 | Kawasaki | EX250F Ninja 250R |
| 2013–2017 | Kawasaki | EX300F Ninja 300 |
| 1994–1997 | Kawasaki | EX500 Ninja 500 |
| 1997–2009 | Kawasaki | EX500 Ninja 500R |
| 1990–1993 | Kawasaki | ZR550 Zephyr |
Source: WPS vehicle-fitment data · WPS part 109-48642 · Checked November 11, 2026.
| Weight | 1.3 lbs |
|---|---|
| Dimensions | 11.9 × 14.62 × 0.4 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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