Fourtry Spindle Assembly for Toro TimeCutter & Exmark 42/50 — 3-Pack, Direct-Fit Pre-Greased

Fourtry 117-7439 is a direct-fit replacement spindle assembly for many Toro TimeCutter and Exmark Quest 42" and 50" mower decks, supplied ready-to-install in a three-pack.

If your zero-turn mower deck is showing vibration, loud bearings, or poor blade engagement, replacing the spindle assembly restores cutting performance and reduces wear on the deck. This Fourtry spindle matches multiple OEM numbers and fits a long list of Toro TimeCutter and Exmark Quest 42" and 50" models, so you can swap it in without custom machining or modification.

Which mower models and OEM numbers does this spindle fit?

This spindle is made to match original equipment dimensions and several manufacturer part numbers, providing broad compatibility across popular zero-turn decks.

• Direct-fit for Toro TimeCutter models including 5000, 5060, 4200, 4220, 4225, 4235, 4216, and 4260.
• Compatible with Exmark Quest 42" and 50" decks.
• Cross-references include Toro/Exmark OEMs such as 117-0751, 117-7267, 117-7268, 117-7439, 121-0751 and aftermarket equivalents like Rotary 14311 and Stens 285-923.

What are the key physical specs and included hardware?

Fourtry supplies the spindle with the fasteners and seals needed for installation; dimensions and mounting points are engineered to mirror the factory part for straightforward replacement.

• Mounting hole center-to-center distance: approximately 5.43 inches for accurate deck alignment.
• Overall spindle height: about 5.47 inches to match deck clearance and belt alignment.
• Each unit ships with pulley lock nut, rubber ring, and four threaded mounting bolts for immediate assembly.

Do I need to grease these spindles before installation and how durable are they?

These spindles arrive pre-greased and include sealed bearings to simplify installation and lower initial maintenance. The sealed design helps keep contaminants out, extending service intervals under typical lawn care use.

• Pre-lubricated bearing cavity for plug-and-play replacement.
• Sealed-bearing construction reduces water and debris ingress.
• Ships as a three-pack to replace multiple worn spindles or keep spares on hand.

How easy is it to install this spindle on my mower deck?

The spindle is built for fast replacement without special machining. Threaded mounting holes and included hardware let most mechanically comfortable owners or technicians complete the swap using common tools.

• Threaded bolt holes align with factory deck locations for direct swap.
• Included nuts, seal ring, and bolts eliminate the need to reuse worn fasteners.
• Pre-greased bearings remove the extra step of packing bearings before mounting.

Who this is for: Mechanics, landscapers, and homeowners who maintain Toro TimeCutter or Exmark Quest zero-turn mowers and need reliable, OEM-equivalent spindles for 42" and 50" decks. The three-pack offers value for replacing all deck spindles at once or keeping replacements readily available to minimize downtime during peak mowing season. Avoid makeshift repairs—this Fourtry spindle assembly gives dimensionally correct fit, pre-lubrication, and the mounting hardware needed for a quick, professional-feeling repair.