For 1987-1989 GMC R1500 Suburban Alternator Adapter Plug SMP 46785KN 1988

For 1979-1986 GMC K2500 Suburban Alternator Adapter Plug SMP 39879SYSN 1980 1981

For 1987-1989 GMC R2500 Suburban Alternator Adapter Plug AC Delco 63163KJ 1988

For 1987-1989 GMC R2500 Suburban Alternator Adapter Plug AC Delco 79745WPCJ 1988

For 1988-1989 GMC R2500 Alternator Adapter Plug SMP 44291QRXH

For 1987-1991 GMC R2500 Suburban Alternator Diode Trio SMP 38156CYNJ 1988 1989

For 1987-1991 GMC R2500 Suburban Alternator Diode Trio SMP 65117MPWC 1988 1989

For 1988-1989 GMC R2500 Alternator Adapter Plug SMP 17749JW Alternator Connector