Amanda Q.
28 Jul, 2025Matched the original part number. Worked flawlessly.
ST50991 Spring Extension Control Pump
| Part number: | ST50991 |
|---|---|
| SKU Number: | STN-ST50991 |
| Warranty: | 1 Year |
| Fits Models: | View Models List |
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 ST50991 Spring Extension Control Pump Repair Part
When a tired part starts to affect results, ST50991 Spring Extension Control Pump is a practical replacement that helps restore confidence in your equipment. With a proper fit approach, you spend less time troubleshooting and more time getting work done.
When time matters, having the correct replacement on hand makes maintenance faster and helps avoid unexpected downtime. It’s an efficient fix that keeps your machine earning its keep. Verify fitment first, then enjoy a straightforward swap that helps restore performance and peace of mind.
Fits Models
This part fits 3 models:
Customer Reviews (2)
5 stars
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Easy to use
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Value for money
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Rachel K.
25 Apr, 2025Good quality and correct fit for STN-ST50991. The St50991 Spring Extension Control Pump installed smoothly and fixed the issue. I just took a little extra time to confirm compatibility.