Model #3312HR Official Troybilt tractor
Here are the diagrams and repair parts for Troybilt 3312HR tractor, as well as links to manuals and error code tables, if available.
There are a couple of ways to find the part or diagram you need:
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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.
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For DIY troubleshooting advice and repair guides, visit our repair help section.
Showing 10 of 357 parts
Fuel filter
Lock washer
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Valve stem
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Retaining ring
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Washer
Part #STD551037
The manufacturer no longer makes this part, and there's no substitute part
Washer
Part #B1708755
The manufacturer no longer makes this part, and there's no substitute part
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Nut
Symptoms common to all riding mowers & tractors
Repair guides common to all riding mowers & tractors
These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

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If a blade on your mower is dull or bent, replace it following the steps in this repair guide.