Spindle Assembly 918-04865A / 618-04865A for Cub Cadet MTD 46-Inch Deck

Overview

This aftermarket 918-04865A / 618-04865A spindle assembly is a replacement-style mower deck spindle assembly with pulley for select Cub Cadet, MTD, Troy-Bilt, Rover, and related 46-inch mower deck applications.

Key Features

• Aftermarket replacement-style mower deck spindle assembly
• Product Type: Spindle Assembly
• Lead Spindle Number: 918-04865A
• Also Replaces: 918-04865, 618-04865A, 618-04865, 918-04636, 918-04636A, 618-04636, 618-04636A
• Aftermarket Cross-References: Stens 285-847, Oregon 82-128
• Common Deck Reference: 46 inch
• Pulley Included: Yes
• Built around the spindle part-number path first to reduce fitment confusion

Compatible Brands & Model Series

This 918-04865A / 618-04865A spindle assembly is associated with select Cub Cadet, MTD, Troy-Bilt, Rover, and related 46-inch mower deck applications using the listed spindle replacement path.

Common model references include:

• Cub Cadet LTX1042
• Cub Cadet LTX1045
• Cub Cadet LTX1046
• Cub Cadet LTX1046VT
• Cub Cadet LTX1046KW
• Cub Cadet LTX1046M
• Cub Cadet Z-Force S 46
• MTD LT2000
• MTD LT2500
• Troy-Bilt Thoroughbred
• Troy-Bilt TB2246
• Troy-Bilt Horse
• Troy-Bilt Horse XP
• Rover YT946KH

Verify your part numbers before ordering.

Replaces OEM Part Numbers

• Cub Cadet / MTD: 918-04865A, 918-04865, 618-04865A, 618-04865, 918-04636, 918-04636A, 618-04636, 618-04636A
• Troy-Bilt: 918-04865A, 618-04865A, 918-04636, 918-04636A, 618-04636, 618-04636A
• Stens: 285-847
• Oregon: 82-128

Optional Package Part Number Breakdown

Part numbers below may apply to available package options. Not every package includes every component listed. Select the option that matches the parts needed for your repair.

• Spindle / Mandrel Numbers: 918-04865A, 918-04865, 618-04865A, 618-04865, 918-04636, 918-04636A, 618-04636, 618-04636A
• Aftermarket Cross-References: 285-847, 285847, 82-128, 82128
• Supplier-Provided Additional References: 618-0660, 618-0660A, 618-0660B, 918-0625B, 918-0660, 918-0660A, 918-0660B, 618-04137, 618-04137A, 618-0625, 618-0625A, 618-0625B, 618-0990B, 918-04137, 918-04137A

Spindle Specifications

• Spindle Numbers: 918-04865A, 618-04865A, 918-04636A, 618-04636A
• Overall Height: 6-3/4 inches
• Pulley Outer Diameter: 6-1/2 inches
• Blade Mount: 6-point star
• Pulley Included: Yes
• Mounting Bolts Included: No
• Common Deck Reference: 46 inch
• Application Note: Confirm spindle height, pulley diameter, blade mount, mounting pattern, and belt routing before ordering

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, spindle housing, or bearing area is worn or damaged
• Original spindle number matches 918-04865A, 618-04865A, 918-04636A, or 618-04636A

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 spindle part-number path
  
• Clear Cub Cadet, MTD, Troy-Bilt, and Rover 46-inch deck replacement path
• U.S.-focused fulfillment options for faster delivery when available

Need a Custom Package?

Need a different combination of parts? Email us the part type and part numbers you need, such as spindle assemblies, blades, belts, pulleys, reinforcement rings, bearings, or hardware. We can review the part-number path and quote a custom package when available.

FAQ

Is this an OEM Cub Cadet or MTD 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 spindle number for this listing?

The lead spindle number is 918-04865A. This listing also references 618-04865A, 918-04636A, and 618-04636A.

What quantity options are available?

This listing is available as a 1-pack, 2-pack, or 3-pack of the same spindle assembly.

Does each spindle assembly include a pulley?

Yes. Each spindle assembly includes a pulley.

Are mounting bolts included?

No. Mounting bolts are not included.

Does this fit Cub Cadet 46-inch decks?

This spindle path is associated with select Cub Cadet, MTD, Troy-Bilt, Rover, and related 46-inch mower decks. Match your original spindle number before ordering.

Are 918-0660B and 618-0660 the same as 918-04865A?

Some supplier data may group these numbers together, but the 918-0660B / 618-0660 path should be verified carefully against your original spindle, pulley diameter, blade mount, mounting pattern, and deck layout before ordering.

Can I order by mower model or deck size only?

No. Mower model and deck size alone are not enough. Match the original spindle number first, then confirm spindle height, pulley diameter, blade mount, mounting pattern, and belt routing before ordering.