Dust Seal Set - 51425-375-003 - Honda CB500T CB550 CB750

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Reproduction dust seals / boots for 35mm forks. The old dust boots become stiff and start to crack over time, keep dirt and water off your fork seals with a fresh pair of boots! If you're replacing the fork seals, that's a perfect time to replace the dust boots. If your model isn't listed below please read the dimensions and compare them to your current boots. These boots can also be used on some forks that have the accordion type dust boots, check the dimensions below. Fits Showa 35mm fork lowers.

Sold as a pair.

Replaces Honda Part Number: 51425-375-003


Top Opening ID: 35mm (1.4")
Bottom Opening ID: 53.5mm (2.1")
Overall OD: 60mm (2.35")
Overall Height: 30.5mm (1.2")
Inner Lip 5/8 before it starts to taper in (measured from the bottom)

Fits Honda:

CB500T Twin DOHC - 1975-1976
CB550F Super Sport - 1977
CB550K Four - 1977-1978
CB750A Hondamatic - 1976-1978
CB750F Super Sport - 1975-1976
CB750K Four - 1977-1978

Fits Kawasaki:

KE175 - 1980-1983
KZ550H - 1982-1983

Fits Suzuki:

GS450 - 1985-1988
GS550 - 1977-1982
GS550E - 1979
GT550 Indy - 1975
GS650E - 1981-1982
GS650G - 1981-1983
GS650GL - 1981-1983
GS750 - 1977-1982
GS750E - 1978
GS750L - 1981
GT750 Lemans - 1975-1977
RE5 Rotary - 1975-1976

Fits Yamaha:

RZ350 - 1984-1985
XS500 - 1976-1978
XS750 - 1977

6 Reviews Hide Reviews Show Reviews

  • 5
    Great fit

    Posted by Storm Conaway on 30th Sep 2021

    These provided a great sleek look compared to the old gator boots that were on my bike.

  • 5
    Perfect fit.

    Posted by Patrick Dowd on 18th Feb 2018

    1976 Cb550f wasn’t listed for fitment but I took a chance. The sat down in the groove perfectly and I’m stoked with the clean look. Very nice quality.

  • 5
    great fit

    Posted by Michael on 1st Jul 2017

    75' CB750F replaced originals with no issues. good fit on fork lowers

  • 5
    EASY install, looks so much better than boots imo

    Posted by 1448 on 11th Nov 2015

    So easy to slip on, and they look great on my 78 cb550

  • 5
    Good stuff.

    Posted by Casey on 30th Aug 2015

    If you want to get rid of your fork boots, these are the ticket! Great quality, easy install and fit perfectly. Yet another nice piece from 4into1. Thanks!

  • 5
    Great fitment!

    Posted by Juan on 23rd Jun 2015

    They looks awesome on the CB!! Get them hombre.