Spitfire MkIX Add On Kit B – Rudder Trim Upgrade

This limited edition kit adds a beautiful Rudder Trim wheel to the AuthentiKit Spitfire MkIX home cockpit. Exclusively for those who have already purchased the original “Add on Kit B” as the new Kit B now includes this as standard. We’ve kept the price as low as possible to say thanks to everyone who has been involved so far! Includes our nifty SKS silicon applicator which makes the decal work so much easier.

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This kit is a limited edition kit containing the hardware needed to build the Rudder Trim Wheel. Including the silicone sealant and SKS applicator to style the letters in white for a beautiful finish.


  • 1 x 6003 rubber sealed bearing
  • 2 x RJ45 jacks
  • 1 x 24 pulse Alpine Encoder
  • 1 x adhesive backed nitrile cork disk with hole
  • 1 x 1m Cat5e ethernet
  • 6 x 0.2m silicon wire (6 colours)
  • 10 x dupont cables
  • silicone sealant and applicator
  • Screws/bolts


2 in stock

3D Printed Parts

The above kit is for hardware only; 3D printed parts are available separately. Unfortunately we currently do not have a recommended 3D printer for this work in the US, however we do have people in the UK who are highly experienced with this project. If you would like to hear more about sourcing 3D printed parts from our recommended UK printers please enter your contact details in the form below. They will confirm P&P charges and answer any of your questions. Please pay them directly.

The Recommended Selling Price for this 3D parts kit is