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The TRANE PST00044 is a piston with pin assembly, an essential component for Trane and American Standard appliances. This model-specific part requires a model and serial number for accurate fit verification. This aftermarket spare item, also known by reference numbers like PST-44 and PST-1810, requires installation by a qualified/licensed contractor to ensure proper function and safety.
Requires professional installation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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