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Item Part No. Description 502S 502M
1 AH 12588A Friction disc 2.5mm 2 4
1 AH 12588B Friction disc 4.5mm 2 4
2 AH 12656 Centre bush 1 2
3 AH 12668 2" centre bolt and nut 1 -
3 AH 12669 3" centre bolt and nut - 1
4 AH 12673 Star spider spring 2 2
5 AH 12604 Indicator dial 1 1
6 AH 12589 Brass cup 2 4
7 AH 12659 Locking Tab 1 1
8 AH 12654 Hub washer 2 4
  AHE 1164 Silentbloc bush 2 2