Spindle Assembly 618-0241 / 918-0241B for MTD White 46-Inch Deck

Overview

This aftermarket 618-0241 / 918-0241B spindle assembly is a replacement-style mower deck spindle assembly for select MTD, White Outdoor, Yard-Man, Huskee, Yard Machines, and related 46-inch mower deck applications.

This listing is organized around the 618-0241 / 918-0241B spindle path. Match your original spindle or mandrel number first, then confirm your deck size, pulley setup, blade center hole, and mounting pattern before ordering.

Key Features

• Aftermarket replacement-style mower deck spindle assembly
• Product Type: Spindle Assembly
• Lead Part Numbers: 618-0241, 918-0241B
• Common Deck Reference: 46 inch
• Blade Center Reference: 6-point star blade center hole
• Spindle Style Reference: Double-pulley spindle path
• Organized by spindle or mandrel part number first to reduce fitment confusion

Compatible Brands & Model Series

This 618-0241 / 918-0241B spindle assembly is used on select 46-inch MTD-built mower deck applications.

Model-series references include:

• MTD 46-inch deck applications, 1997 and newer, using the double-pulley spindle path
• White Outdoor GT-185, GT-205, GT-2150, LT-1800, LT-1850, LT-2150, and ZTT / ZZT 2150 references
• Yard-Man, Yard Machines, Huskee, MTD Gold, Ranch King, Montgomery, Wizard, and related MTD-built 46-inch deck references using this spindle family

Verify your part numbers before ordering.

Replaces OEM Part Numbers

• MTD / White Outdoor / Yard-Man / Huskee / Yard Machines: 618-0241, 618-0241B, 618-04034, 618-0431B, 618-0431C, 718-0241, 718-0241B, 753-05851, 918-0241, 918-0241A, 918-0241B, 918-04034, 918-0413, 918-0431, 918-0431B, 918-0431C

Aftermarket Cross-Reference Numbers

• Stens: 285-860
• Oregon: 82-516

Specifications

• Spindle Part Number Path: 618-0241 / 918-0241B
• Deck Size Reference: 46 inch
• Spindle Height Reference: 6-1/2 inches
• Pulley Outer Diameter Reference: 5 inches
• Blade Center: 6-point star
• Application Note: Double-pulley spindle path

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 is worn, damaged, or no longer tracking the belt correctly
• Original spindle number matches one of the listed 618 / 718 / 753 / 918 replacement numbers

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
• Clear spindle and cross-reference numbers to help reduce ordering errors
• 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 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 numbers are 618-0241 and 918-0241B. This listing also references related 618, 718, 753, and 918 replacement numbers in the same spindle path.

Is this a pulley or idler listing?

No. The listed 618 / 718 / 753 / 918 numbers are being treated as spindle or mandrel replacement numbers, not pulley or idler numbers.

Can I order by deck size only?

No. Deck size alone is not enough. Match the original spindle or mandrel number and confirm your mower model, deck setup, pulley layout, mounting pattern, and blade center style before ordering.