Description
SUNSTAR rear sprocket aluminum 42t-520 yam. Manufacturer part number 5-348542.
WPS part number 5-348542.
SUNSTAR rear sprocket aluminum 42t-520 yam.
In stock
SUNSTAR rear sprocket aluminum 42t-520 yam. Manufacturer part number 5-348542.
WPS part number 5-348542.
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 |
|---|---|---|
| 2015–2019 | Yamaha | YZF-R1 |
| 2015–2019 | Yamaha | YZF-R1M |
Source: WPS vehicle-fitment data · WPS part 5-348542 · Checked November 11, 2026.
| Weight | 0.908 lbs |
|---|---|
| Dimensions | 11.61 × 0.47 × 12.59 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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