AEFHKM Spindle Assembly for Exmark Zero Turn Mowers — Fits 36"–72" Decks, OEM-Equivalent 116-3344/116-3341

AEFHKM 116-3344 / 116-3341 spindle assembly is a direct-fit replacement part designed to restore reliable blade rotation on Exmark 36"–72" zero-turn mower decks.

If your Exmark mower is showing vibration, noisy decks, or uneven cutting performance, the spindle assembly is often the culprit. This AEFHKM spindle is manufactured to match the OEM dimensions for part numbers 116-3344 and 116-3341 and fits a wide range of Exmark machines including Lazer Z, S-Series, E-Series, Vantage, X-Series, Turf Tracer, and Pioneer decks in 36, 48, 52, 60 and 72 inches. It’s built from durable materials with a protective finish and intended for straightforward installation, but like all high-wear components it benefits from regular maintenance.

Will this spindle fit my Exmark model and deck size?

Yes—this assembly is produced to meet the same dimensional standards as OEM part numbers 116-3344 and 116-3341. It supports numerous Exmark mower series and multiple deck widths, simplifying replacement across model lines.

• Compatible models: Lazer Z, S-Series, E-Series, Vantage S-Series, X-Series, Turf Tracer, Pioneer S-Series.
• Deck sizes: 36", 48", 52", 60", 72".
• manufactured to OEM dimensional tolerances for direct replacement.

How does this spindle assembly improve deck performance?

The spindle provides the rotating interface between the blade and deck, so a sound spindle reduces vibration and maintains blade alignment for a more even cut. Replacing worn spindles restores smooth blade motion and decreases lateral play that causes scalping and uneven grass height.

• Stable blade rotation reduces vibration and improves cut quality.
• Protective finish helps resist corrosion and wear in the deck environment.
• Precision build helps keep blade runout and wobble to a minimum.

What should I know about installation and upkeep?

The part is designed for hassle-free installation when used with matching hardware and proper tools. Routine cleaning and lubrication are essential—regular maintenance extends service life and helps avoid premature failure.

• Install using the mower manufacturer’s torque specs and correct fasteners.
• Clean debris from the spindle area and re-lubricate per your mower schedule.
• Inspect bearings and seals regularly and replace when wear or damage appears.

What support and warranty options are available?

AEFHKM backs this spindle with a 365-day return policy and customer support for fitment or installation questions. If you have concerns about compatibility or need guidance during replacement, contact the support team for assistance.

• 365 Days Return Policy for buyer protection.
• Customer support available for fitment and installation help.
• Replace as a matched unit to maintain mower warranty and performance.

Who is this for: This spindle assembly is intended for owners, landscapers, and maintenance technicians who operate or service Exmark zero-turn mowers with 36"–72" decks and need a reliable, OEM-dimension replacement. It’s suitable for routine maintenance shops and DIYers comfortable with deck disassembly, using correct tools and following manufacturer torque and lubrication recommendations.