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Deck Spindle Fits Ariens Gravely Zoom 42" - 50" Decks Replaces 51520900 Assembly
Deck Spindle Fits Ariens Gravely Zoom 42" - 50" Decks Replaces 51520900 Assembly – view 2
Deck Spindle Fits Ariens Gravely Zoom 42" - 50" Decks Replaces 51520900 Assembly
Deck Spindle Fits Ariens Gravely Zoom 42" - 50" Decks Replaces 51520900 Assembly – view 2

Deck Spindle Fits Ariens Gravely Zoom 42" - 50" Decks Replaces 51520900 Assembly

Save $ 4.50 Save $ 4.50
$ 74.97
$ 74.97 - $ 74.97
$ 74.97
$ 70.47
$ 70.47 - $ 70.47
$ 70.47
Aftermarket replacement part

Direct buying discount applied. Prices on our site are lower than our marketplace listings to reflect the absence of third-party platform fees.

The crossed-out price is our current listing for this item on those marketplaces — not a former flipmfg.com price.

Replaces OEM:

  • 51520900

Will this fit your machine?

Models this fits (34)

Show 18 more models

Not sure? Start a guided fitment text to 903-320-4519 — we'll verify for free.

Mention part 704023 in your text so we know which one you mean.

Availability:
in stock, ready to be shipped
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Before you order

Make sure it fits.

Match the number stamped on your old part to the numbers listed here, then check that your machine's model is on the list. Not sure? Text us a photo of the old part and we will check it for you.

Part information

Product details.

What the part is made of, how it installs, and other details for this listing. Use the numbers and model list above to make sure it fits your machine.

About this replacement part

This deck spindle assembly is designed for use with Ariens and Gravely Zoom 42" to 50" mower decks. A critical component of the cutting system, it enables the blades to spin smoothly, ensuring a clean and even cut across your lawn.

Built to match OEM

Constructed from high-grade materials, this spindle assembly is precision-machined for exact fitment and durability. Designed to meet OEM standards, it features a corrosion-resistant finish to withstand harsh mowing conditions and extend service life without compromising performance.

Installation

Installation of this spindle assembly is straightforward, requiring only basic hand tools and no modifications. It's designed for a drop-in replacement, allowing you to easily restore your mower deck to its original operational condition with minimal downtime.

Aftermarket replacement part. Not affiliated with or endorsed by an original equipment manufacturer. Verify the listed part number, model, dimensions, and serial notes before ordering.

FLIP SKU 704023

Customer reviews

Reviews for this part.

Read verified feedback, installation notes, and customer photos from this exact listing.

Before you order

Three details beat a hundred guesses.

Use the information on this page to verify the part before checkout.

1

Match the stamped number

Compare the OEM number, replacement number, or FLIP SKU shown above.

2

Confirm model and serial range

Check the model list and any serial number notes in the product details.

3

Get help when something is unclear

Share the model, serial number, and a photo. A Texas-based team member will help.

Ask about this part Read the fitment guide →