:USED:Blue colour coded this 7 tooth spindle was used in conjunction with
22A1881 pinion with 17 teeth for 3.1 final drive on 12" wheels - this was also used with
22A1881 17 teeth for 2.95 final drive mini. this worm part is 21.07 to 21.37mm wide. Always check the width of 7 teeth spindles worm gear drive to ensure you have the correct one.
The other two 7 tooth drive spindles are
TXF10004 which is 23mm wide-- and lastly
TXF10001 23.4mm known as yellow which goes with
TXD10004 on 2.76 final drives. Beware these two pinions look the same but the teeth are different helical cuts and only go with their correct plastic pinions.