8TEN Deck Spindle for Cub Cadet 918-06076A/918-06076 — 6.25in Pulley, Grease Fitting

8TEN Deck Spindle designed to replace Cub Cadet 918-06076A / 918-06076 spindles; includes pulley and grease fitting for reliable zero-turn mower deck operation.

If your mower deck is showing vibration, uneven cutting, or noisy spindle operation, this 8TEN replacement spindle is engineered to restore deck performance. Built to match the OEM fit for many Cub Cadet, MTD, Troy-Bilt, Columbia and Craftsman zero-turn models, the unit arrives with a pre-mounted pulley and grease fitting so installation and maintenance are more straightforward. It’s a direct-fit alternative when the original spindle bearings or housing fail, and it meets the dimensional and mounting pattern common to the listed machines.

Which mower models and OEM numbers does this spindle fit?

This spindle is compatible with a broad set of factory part numbers and a variety of Cub Cadet and related brand Z-Force decks, plus select MTD/Craftsman, Troy-Bilt and Columbia zero-turns. Verify your machine’s part number and deck year before ordering to ensure exact compatibility.

• Fits OEM references: 618-06076, 618-06076A, 918-06076A, 918-06076.
• Compatible with Cub Cadet Z-Force models (examples: SX60, S60, LX60, L60, SZ60, LE60, LZ60 series).
• Also fits MTD/Craftsman Z8600 & Z8200, Columbia ZHD series, and Troy-Bilt Mustang XP zero-turn decks.
• Check your mower’s parts diagram or OEM tag to confirm match before purchase.

What hardware and features are included with this replacement spindle?

The 8TEN spindle ships with the pulley installed and a grease fitting already in place to simplify initial setup and future lubrication. Blade mounting hardware compatibility is indicated, though some installs may require reusing existing bolts or adding fasteners specific to your deck.

• Pre-installed pulley with outer diameter of 6.25 inches for correct belt engagement.
• Grease fitting included to enable routine lubrication and extend bearing life.
• Blade mounting pattern is round and blade mounting hardware compatibility is provided.
• Hardware for spindle-to-deck mounting may or may not be included; verify package contents.

How big is the spindle and what are the key dimensions to check?

The housing assembly length and pulley diameter are important to match when replacing a worn spindle. This 8TEN assembly is sized to meet the original specifications for the listed OEM references so it seats correctly and lines up belts and blades.

• Overall height: 8.3 inches for proper deck clearance and blade spacing.
• Pulley outer diameter: 6.25 inches to match belt routing and tensioning.
• Round blade mounting pattern compatible with many Z-Force decks; confirm bolt pattern on your blade.
• Grease fitting and pulley already assembled to speed installation.

Who is this spindle intended for? Lawn care pros, homeowners, and small equipment mechanics who maintain Cub Cadet and compatible zero-turn mowers will benefit from this replacement part. It’s made for anyone needing a direct-fit spindle to restore cutting performance on the specified Z-Force and related models without sourcing multiple components separately. Always confirm the OEM part number and deck configuration before purchase to ensure a proper match, and follow safe installation and torque specifications when replacing a spindle.