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Shimano FH-RM66 Cassette Freehub Body - Y3TD98040

Product Reviews (0)
Questions & Answers (2) Q & A
For use with Shimano FH-RM66 rear hubs.

This Cassette Freehub Body can also be used on the following rear hubs:

- Shimano FH-RM70
- Shimano FH-M3050
- Shimano FH-T3000

These are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

If the correct Cassette Freehub Body is unavailable you can also use the freehub body from the following rear hub:

- Shimano Alivio FH-M4050

This is a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

Genuine Shimano replacement part.
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Questions & Answers (2)
Will An 11Spd Cassette Fit / Work On This Freehub?
30 Mar 2016
SJS Customer Service:

This freehub body is not designed to work with 11spd cassettes I'm afraid, it can only be used with 8, 9 or 10spd cassettes.

Compatibility Of Freehub Fh Rm66
19 Aug 2015
Bike Trek 4700
Hubs FHRM66 Malaysia
Rims Bontranger AT850 Disc.
Cassette Shimano 10 speed.
Will the above Freehub fit this Specification?
SJS Customer Service:
Yes this is the freehub for a FH RM66 hub.