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J&P Cycles® Complete Rear Master Cylinder 3/4″ Bore Replaces

Product may vary from photo(s).

Everyday Low Price: $83.99

Gold Club Price: What's This? $75.59

J&P Part: 2400260

Rating: Read Reviews


J&P Cycles® Complete Rear Master Cylinder 3/4″ Bore Replaces

• Replaces (OEMs 42453 80A, 42454-80A)

• Comes complete and ready to install

• Chrome plated and grooved

• Designed to replace the stock master cylinder and works with almost any rear caliper

Product Specs

  • Cylinder Bore Size: 3/4″
  • Finish: Chrome
  • OEM Reference: (OEMs 42453 80A
  • Position: Rear


Harley-Davidson® Models

  • Low Rider FXS : 1982
  • Low Rider FXS 74CI : 1980
  • Low Rider FXS 80 : 1979
  • Low Rider FXS 80CI : 1980
  • Sportster 1000 Roadster XLS : 1980
  • Sturgis Belt FXB : 1980–1982
  • Super Glide II FXR : 1982
  • Super Glide II FXRS : 1982
  • Superglide Electric Start FXE : 1979–1983
  • Superglide Fat Bob FXEF : 1980–1981
  • Superglide Fat Bob FXEF 74CI : 1979
  • Wide Glide FXWG : 1980–1982

Customer Reviews


Works great!


rear master cylinder went out needed one like now got in 2 days set up min. back on road in about 1hr


The highest quality and fit perfect


good repop


Works great, fast delivery. Just what I need. Thanks!


I got my order on time and it works great and I will order again. Very pleased, thanks!


You know this is the one. KH makes good stuff in the US of A


Great service from J&P Cycles. Thanks guys.


Look & work good after 8 yrs!


Excellent detail and workmanship. It took only about 20 minutes from start to finish to remove the old master cylinder and replace it with this product which was an exact fit. The chrome on mine was very well done and I like chrome.