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The Troy-Bilt 750-0664 spacer .505 1D is a genuine replacement spacer designed for use in compatible Troy-Bilt and MTD outdoor power equipment. It provides precise spacing to maintain alignment and smooth rotation of moving components in gearcase and general assemblies. The spacer is precision-machined from high-grade metal and matches original equipment specifications. Typical fitment includes Mustang, TB550, TB553, TB554 and TBE550 models.
OEM Troy-Bilt spacer .505 1D for gearcase alignment; part number 750-0664; fits select Troy-Bilt and MTD models.
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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