Rectifier for Delco 10SI, 12SI, 20SI, and 29SI alternator families: direct-fit replacement diode assembly for OEM DR5040. Used in agricultural, automotive, and industrial alternator rebuilds across the full Delco-Remy SI series. Built for reliable field replacement performance.
OEM Cross-Reference Numbers
Replaces the following OEM part numbers: DR5040, 1876013, 1876014, 1876015.
Please verify the OEM reference number and equipment fitment before ordering.
