NOTE:
Matching the rear hub no. 61397 when using the Radaelli steel rim 19" smooth no. 1819.
Manufacturer no.: GMRO1301300V1-SAP0057.
Manufacturer: SAPIM.
Nomenclature no. 10993 (spoke) and 721 (spoke nipple) valid from March 1967 and from engine no. 3.800.000.