Spindle Assembly TCA24880 / TCA20639 / TCA17517 for John Deere Deck
Spindle Assembly TCA24880 / TCA20639 / TCA17517 for John Deere Deck
Overview
This aftermarket TCA24880 / TCA20639 / TCA17517 spindle assembly is a replacement-style mower deck spindle assembly for select John Deere mower deck applications.
This listing is organized around the main TCA24880 spindle assembly path. Some package options may include additional deck repair components such as a pulley, blades, and mounting hardware, but the lead replacement path is the spindle assembly.
Verify your part numbers before ordering.
Key Features
- Aftermarket replacement-style mower deck spindle assembly
- Product Type: Spindle Assembly
- Lead Part Number: TCA24880
- Also Replaces: TCA20639, TCA17517
- Common Deck References: 48 inch, 54 inch, and 60 inch decks in supplier data
- Optional package variants may include spindle assemblies, pulley, blades, and hardware
- Organized by spindle or mandrel part number first to reduce fitment confusion
Compatible Brands & Model Series
Supplier listing data associates this spindle assembly path with select John Deere mower deck applications.
Supplier data for the combined product family references 48-inch, 54-inch, and 60-inch deck paths. Confirm compatibility by matching your original spindle or mandrel part number, mower model, deck size, pulley setup, and mounting pattern.
Verify your part numbers before ordering.
Replaces OEM Part Numbers
- John Deere: TCA24880, TCA20639, TCA17517
Optional Package Part Number Breakdown
Supplier listing data references the following part numbers across available package options. Not every package includes every component listed below. Select the package option that matches the parts needed for your repair.
- Spindle / Mandrel Numbers: TCA24880, TCA20639, TCA17517
- Pulley / Idler Numbers: TCU26965
- Blade Numbers: TCU30317, M136194, TCU18678
- Additional Supplier References: TCU28215
- Hardware / Small Parts: M123520, M123522
Common Symptoms / When to Replace
- Mower deck spindle is noisy, loose, seized, or wobbling
- Blade has excessive play at the spindle shaft
- Deck vibration increases during blade engagement
- Pulley or related deck hardware is worn on package options that include those components
- Original spindle number matches TCA24880, TCA20639, or TCA17517
Quick Ship Fulfillment
This item may ship directly from one of our trusted U.S. distribution partners to help reduce transit time. Packaging, labeling, or warehouse origin may vary, but the part will match the replacement numbers, fitment notes, and specifications shown in this listing.
Why Buy From PTO Direct USA
- Fitment-first product organization by replacement part-number path
- Clean package options to reduce duplicate listings and buyer confusion
- U.S.-focused fulfillment options for faster delivery when available
Need Help Confirming Fitment?
Send us your mower model number, deck size, and the part number stamped on your original spindle or mandrel assembly. We can help confirm whether this is the correct replacement path.
FAQ
Is this an OEM John Deere spindle assembly?
No. This is an aftermarket replacement-style spindle assembly intended to replace the listed part-number path when the physical fitment details match.
What is the lead part number for this listing?
The lead spindle path is organized around TCA24880. Supplier data also references TCA20639 and TCA17517 in the same combined spindle family.
Do all package options include blades and hardware?
No. Package contents vary by selected option. Use the variant title and product images to confirm whether you are ordering a single spindle assembly or a larger repair package.
Can I order by deck size only?
No. Deck size alone is not enough. Match the original spindle or mandrel number and confirm pulley, mounting, and deck setup before ordering.