Springfield Marine | Bushing for 2-7/8" Seat Mount Swivel (2171001)

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Do you have a Springfield Marine Trac-Lock II swivel seat mount? Has your boat seat become floppy, unstable, or lopsided after years of wear and tear?

Before you spend your hard-earned money on a new seat mounting system, try this replacement bushing.

Simply install this Springfield Marine 2-7/8" bushing to form a tighter bond between your swivel and post.

Not only will you enjoy a smoother ride, but you'll also save yourself a lot of money!


  • Springfield Marine Replacement / Service Part for lost or worn bushing

  • Easy installation

  • Maintains a tight fit for a securely mounted boat seat


  • Diameter: 2-7/8" (2.875 Inches)

  • Length: 3-9/16" (3.563 Inches)


To help confirm whether this bushing is the correct replacement for your current setup, look for the following identifications that may be stamped on your current bushing:

  • Manufacturing Number - 9010018
  • Casting Number - D3725

The 2-7/8" replacement bushing will not work for bushings stamped with the following identifications (you'll need the 2-3/8" replacement bushing instead):

  • Manufacturing Number - 9010050
  • Casting Number - D4022

Also Available in 2-3/8" Diameter

Springfield Marine | Trac-Lock II Series | Bushing for Swivel Seat Mount | Fits 2-3/8" diam. (2171000) 



Extra Information

Springfield Marine