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12910 SPINDLE ASSEMBLY FOR JOHN DEERE
12910 SPINDLE ASSEMBLY FOR JOHN DEERE
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12910 SPINDLE ASSEMBLY FOR JOHN DEERE

Part Number: 12910
Online Price: $51.79
12910 Spindle Assembly for John Deere LA & D Series Mowers
Availability: In Stock.

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Description

12910 Spindle Assembly for John Deere – 7-Point Spline, Fits 42", 48", & 54" Decks


The 12910 Spindle Assembly is a high-quality replacement for John Deere lawn tractors equipped with 42", 48", or 54" mower decks. Built to meet or exceed OEM standards, this spindle features a durable cast aluminum housing and a 7-point spline shaft, ensuring long-lasting performance and reliable blade rotation.


This assembly is compatible with several John Deere models from the LA100 through LA165 series, as well as D140and other select models manufactured since 2006. It includes mounting holes and pulley-ready spline design for a smooth, hassle-free installation.


Replaces OEM Part Numbers:

  • John Deere: GY20454, GY20962, GY21098
  • Also see: Rotary 11964


Key Features:

  • Fits Deck Sizes: 42", 48", and 54"
  • Shaft Type: 7-point spline
  • Direct OEM Replacement: Designed for quick and easy installation
  • Durable Construction: Cast aluminum body with steel shaft for extended life
  • Mounting Ready: Compatible with factory hardware and pulley


Fits John Deere Models:

  • D140
  • LA Series: LA100 through LA165
  • LA115
    (Please verify part numbers and deck size compatibility before purchasing.)


This spindle is ideal for residential users and professionals seeking a dependable solution for maintaining mower performance. Replace worn or noisy spindles with this reliable upgrade to restore smooth, efficient cutting.

FAQ

Q1: Which John Deere mowers does this spindle fit?
A: The 12910 spindle assembly fits John Deere models from the LA100 to LA165 series, including LA115 and D140models manufactured from 2006 onward.


Q2: What size mower decks is this spindle compatible with?
A: It works with 42", 48", and 54" mower decks commonly found on LA and D Series John Deere tractors.


Q3: What part numbers does this spindle replace?
A: It replaces the following OEM part numbers:

  • GY21098
  • GY20454
  • GY20962
    It is also comparable to Rotary 11964.


Q4: What type of shaft does this spindle use?
A: It features a 7-point spline shaft, which matches OEM pulley and blade connections for John Deere decks.


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