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Brompton sprocket / disc set 14T for any 3 spline Sturmey Archer View larger

Brompton SA sprocket set 14T for any 3 spline Sturmey Archer



Running a Brompton / Sturmey Archer rear hub with 14 teeth and worn out the teeth on your rear sprockets?

Then this is the replacement kit for you - unless you have a BWR hub, in which case you need the BWR stack.

More details

We have 11 in stock


More info

14T Sturmey Archer sprocket set

For hubs with ISO splines (that means you have 3 grooves in the hub and they were normally brown/black in colour, but recent models are silver)

Now in silver with a thinner sprocket and built in spacer

How to remove your existing sprocket

How to install the new sprocket

For this sprocket you need a 3/32" chain in one of the following lengths (depending upon the number of teeth on the front chainwheel):

44 teeth - 96 links - QCHAIN096DR
50 teeth - 98 links - QCHAIN098DR
54 teeth - 100 links - QCHAIN100DR 

Brompton 2021 Q part code: Q101617
Brompton Q part code: QRSPRSTACK-SA3-14
Brompton part number: 9024186 

Tools required:

15mm spanner for wheel removal / installation
Small flat head screwdriver for sprocket (and circlip) removal / installation

Have a question?

1 Question(s) answered - see below

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    Answered questions

  • Asked by a guest
    on 29/03/2021
    Can I run a 1/8 chain on this sprocket? On a three speed brompton. Answer:
    No it will need a 3/32" chain. If you are replacing your sprocket then we would recommend replacing your chain, the 3/32" chain will be compatible with your front chain ring.

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Data sheet

Comm Code87149990