918-06989 618-06989 Spindle Assembly for MTD Troy-Bilt Riding Mower Deck

Product Overview

This aftermarket replacement spindle assembly is intended for the listed MTD and Troy-Bilt applications and cross-references part numbers 918-06989, 91806989, 618-06989, and 61806989. A spindle assembly supports the rotating blade hub on a mower deck, allowing the blades to turn within the cutting system. It is supplied for comparison with the listed reference numbers.

Key Features & Performance

• Supports the rotating blade hub on the mower deck cutting system
• Cross-references part numbers 918-06989, 91806989, 618-06989, and 61806989
• Intended for the listed MTD and Troy-Bilt applications
• Used when servicing or replacing the corresponding spindle assembly

Fitment & Compatibility

• for MTD applications listed in the title
• for Troy-Bilt applications listed in the title

Common Uses

• Replacing a worn, damaged, or malfunctioning spindle assembly
• Servicing the mower deck cutting system during routine maintenance
• Restoring normal blade rotation after the original spindle assembly has failed

Technical Specifications

• Product Type: Spindle Assembly
• Part Number(s): 918-06989, 91806989, 618-06989, 61806989
• General Application: MTD and Troy-Bilt

Frequently Asked Questions

Q: What does a spindle assembly do? A: A spindle assembly supports the rotating blade hub on a mower deck, allowing the blades to turn within the cutting system.

Q: How should fitment be verified? A: Compare the complete existing part number and the complete equipment model designation against the numbers and applications shown in the title before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.