Good quality and correct fit for STN-57931. The 57931 Seal Discharge installed smoothly and fixed the issue. I just took a little extra time to confirm compatibility.

57931 Seal Discharge
| Part number: | ST57931 |
|---|---|
| SKU Number: | STN-ST57931 |
| Warranty: | 1 Year |
Discontinued
There is no available substitute by the factory.
This part is no longer supported. Sorry, we cannot help.
There is no known alternate available. We have no part available to offer you as a replacement.
Product Description
Product Features
Stone Toro 57931 Seal Discharge Repair Part
Keep your workflow moving: 57931 Seal Discharge is built to help get your equipment back to spec when the original part is worn. With a proper fit approach, you spend less time troubleshooting and more time getting work done.
Repairing instead of replacing the whole machine is often the most cost-effective path especially when the rest of your equipment is still in good shape. It’s a simple way to keep maintenance costs predictable while protecting your investment. Double-check your model and fitment details, and you’ll be set for a clean install and dependable operation.
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Ryan M.
16 May, 2025