The transaxle in your Craftsman tractor was made by Peerless
It is Model 930-057
Copy and paste this link into your address bar:
http://www3.sears.com/
Enter the transaxle model number into the search box and click the Go button. There you will find the pasts list and a diagram.
Transaxles are complicated even with the proper service manuals.
Rick, October 2006
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I can answer this question...
where can i find an exploded repair diagram on line?