SKU:14-0648

James Fork Slider Oil Seal JGI-45378-87 For Harley FXRS XL

James Fork Slider Oil Seal JGI-45378-87 For Harley FXRS XL

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James Fork Slider Oil Seal JGI-45378-87 for Harley FXRS & XL (1987–1994)

Trustworthy front-fork sealing from James: the James Fork Slider Oil Seal delivers a tight, durable seal to prevent oil leaks and contamination in Harley-Davidson FXRS and XL front ends. Manufactured in the USA, the oil seal carries part number JGI-45378-87 and aligns with OEM cross-reference 45378-87.

Compatibility covers Harley FXRS models from 1987 to 1994 and XL models from 1987 to 1988. Its optimized dimensions are designed for easy installation and compatibility with existing fork components for 41mm forks, supporting smooth operation and rider safety.

Constructed from premium materials, this seal is built for long-lasting performance under riding conditions, helping maintain front-end performance and reducing the risk of dirt, water, and debris entering the fork assembly.

Package contents include the oil seal only; it pairs well with accessory tools for installation, such as an adjustable fork seal driver kit and a fork bushing and seal installer tool for 41mm forks, to ensure proper service during replacement.

Whether you’re restoring an older Harley or upgrading your suspension, this oil seal supports reliable seal integrity, helping maintain handling, ride comfort, and front-suspension longevity.

Oil seal for fork slider

The James Fork Slider Oil Seal, part number JGI-45378-87, is a high-quality component designed to ensure optimal performance and durability of your motorcycle's front suspension. Crafted in the USA, this oil seal is specifically engineered to fit Harley Davidson FXRS models from 1987 to 1994 and XL models from 1987 to 1988, providing a precise seal to prevent oil leaks and contamination. Manufactured with premium materials, this seal guarantees a reliable fit and long-lasting service life, helping maintain smooth fork operation and rider safety. The oil seal's dimensions are optimized for easy installation and compatibility with existing fork components, making it an essential replacement part for maintaining the integrity of your motorcycle’s front end. Proper sealing is critical to preventing dirt, water, and debris from entering the fork assembly, which can cause premature wear or damage. Trust the OEM cross-reference 45378-87 to ensure compatibility and performance. This oil seal is an ideal choice for both professional mechanics and motorcycle enthusiasts seeking to restore or upgrade their suspension system with confidence. The package includes the oil seal only, but it pairs well with accessory tools like the adjustable fork seal driver kit and fork bushing and seal installer tool for 41mm forks, which are recommended for proper installation and service. Regular replacement of the fork seal helps maintain optimal handling, ride comfort, and longevity of your motorcycle’s front suspension components.

Features:

  • Country of Origin: USA
  • OEM Cross Reference: 45378-87
  • Designed for Harley Davidson FXRS and XL models from 1987 to 1994
  • Ensures a tight seal to prevent oil leaks and contamination
  • Constructed with durable, high-quality materials for long-lasting performance
  • Optimized dimensions for easy installation and compatibility
  • Includes accessory items: 16-0074 - Adjustable Fork Seal Driver Tool Kit, 16-0056 - Fork Bushing and Seal Installer Tool for 41mm Forks

Fitment:
Harley Davidson FXD 1991
Harley Davidson FXD 1992
Harley Davidson FXD 1993
Harley Davidson FXD 1994
Harley Davidson FXD 1995
Harley Davidson FXD 1996
Harley Davidson FXD 1997
Harley Davidson FXD 1998
Harley Davidson FXD 1999
Harley Davidson FXD 2000
Harley Davidson FXD 2001
Harley Davidson FXD 2002
Harley Davidson FXD 2003
Harley Davidson FXD 2004
Harley Davidson FXD 2005
Harley Davidson FXR 1987
Harley Davidson FXR 1988
Harley Davidson FXR 1989
Harley Davidson FXR 1990
Harley Davidson FXR 1991
Harley Davidson FXR 1992
Harley Davidson FXR 1993
Harley Davidson FXR 1994
Harley Davidson FXRS 1987
Harley Davidson FXRS 1988
Harley Davidson FXRS 1989
Harley Davidson FXRS 1990
Harley Davidson FXRS 1991
Harley Davidson FXRS 1992
Harley Davidson FXRS 1993
Harley Davidson FXRS 1994
Harley Davidson XL 1987
Harley Davidson XL 1988
Harley Davidson XL 1989
Harley Davidson XL 1990
Harley Davidson XL 1991
Harley Davidson XL 1992
Harley Davidson XL 1993
Harley Davidson XL 1994
Harley Davidson XL 1995
Harley Davidson XL 1996
Harley Davidson XL 1997
Harley Davidson XL 1998
Harley Davidson XL 1999
Harley Davidson XL 2000
Harley Davidson XL 2001
Harley Davidson XL 2002
Harley Davidson XL 2003
Harley Davidson XL 2004
Harley Davidson XL 2005
Harley Davidson XL 2006
Harley Davidson XL 2007
Harley Davidson XL 2008
Harley Davidson XL 2009
Harley Davidson XL 2010
Harley Davidson XL 2011
Harley Davidson XL 2012
Harley Davidson XL 2013
Harley Davidson XL 2014
Harley Davidson XL 2015
Harley Davidson XL 2016
Harley Davidson XL 2017
Harley Davidson XL 2018
Harley Davidson XL 2019
Harley Davidson XL 2020
Harley Davidson XL 2021
Harley Davidson XL 2022
Harley Davidson XL 2023
Harley Davidson XL 2024
Harley Davidson XL 2025
Harley Davidson XL 2026

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