Spindle 61804125 61804126 1804126A 91804125A 91804125B 91804126 91804126A

Product Overview

This spindle assembly is a direct replacement for worn or damaged mower deck spindles used on many residential and commercial zero-turn mowers. It supports the blade and pulley system for clean, even cuts. Designed to match multiple OEM part numbers for broad compatibility.

Key Features & Performance

• Precision-machined steel housing for long service life
• Sealed bearings reduce maintenance and resist debris intrusion
• Includes mounting bolts and spacer where applicable
• Fits both standard and heavy-duty deck configurations
• Interchangeable with multiple OEM part numbers for flexible replacement

Common Uses

• Replacing failed spindles on zero-turn mower decks
• Repairing lawn tractor and riding mower cutting decks
• Restoring blade rotation on commercial ground maintenance equipment

Technical Specifications

• Part Number(s): 618-04125, 618-04126, 18-04126A, 918-04125A, 918-04125B, 918-04126, 918-04126A
• Shaft Diameter: 0.625 inches (5/8")
• Mounting Bolt Pattern: 3-bolt, 2.75-inch bolt circle

Frequently Asked Questions

Q: Will this spindle fit my Husqvarna or Craftsman mower deck? A: This spindle is designed to fit many mower decks that use the listed OEM part numbers, including certain models from Husqvarna, Craftsman, and AYP, but verify your deck's bolt pattern and shaft size before ordering.

Q: Are the bearings pre-greased and sealed? A: Yes, the bearings are factory-packed with grease and sealed to keep out grass clippings and moisture.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.