ST37678 Pinion

ST37678 Pinion

Part number:ST37678
SKU Number:STN-ST37678
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.

Stone Toro ST37678 Pinion Repair Part

If your machine isn’t running the way it should, replacing a worn component with ST37678 Pinion can help bring performance back quickly. A correctly matched replacement reduces guesswork during installation and helps your machine run as intended.


A maintenance-first approach keeps ownership costs under control while supporting consistent performance. It’s a sensible upgrade in reliability when your equipment needs a refresh. Verify fitment first, then enjoy a straightforward swap that helps restore performance and peace of mind.

Customer Reviews (2)
5 out of 5
2 reviews
5 stars
100%
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Easy to use
Durability
Value for money
Share your thoughts
Janet Q.
02 Apr, 2025

Easy to identify, order, and install.

Steven Z.
03 Jun, 2024

Excellent replacement part. The St37678 Pinion fit perfectly and helped keep our equipment running smoothly. Ordering was easy and shipping was fast.