This is a A-166626A Voltage Regulator (12 Volt) PN: 166626AMain Description As Following : A-166626A Voltage Regulator (12 Volt) P.N: 166626A Replaces: Delco# 1119515, 1119511 Stocked As: A-21A654 Found in Section & Models : Ignition & Electrical Parts > Ignition & Related Parts, White/ Oliver/ Mpl Moline TRACTOR: G750 (SN 147569->), White/ Oliver/ Mpl Moline TRACTOR: 1550 (SN <168918), White/ Oliver/ Mpl Moline TRACTOR: 1550 (SN 168919->), White/ Oliver/ Mpl Moline TRACTOR: 1555 (SN <168918), White/ Oliver/ Mpl Moline TRACTOR: 1555 (SN 168919->), White/ Oliver/ Mpl Moline TRACTOR: 1650 (SN 147569->), White/ Oliver/ Mpl Moline TRACTOR: 1655 (SN 147569->), White/ Oliver/ Mpl Moline TRACTOR: 1750 (SN 180537->), White/ Oliver/ Mpl Moline TRACTOR: 1755 (SN 220000-247283), White/ Oliver/ Mpl Moline TRACTOR: 1850 (SN 150421->), White/ Oliver/ Mpl Moline TRACTOR: 1855 (SN 220000-247435), White/ Oliver/ Mpl Moline TRACTOR: 1950 (SN 150421->), White/ Oliver/ Mpl Moline TRACTOR: 1950T (SN 194080->), White/ Oliver/ Mpl Moline TRACTOR: 1955 (SN 220000-247870), White/ Oliver/ Mpl Moline TRACTOR: 2050 (SN 204001->), White/ Oliver/ Mpl Moline TRACTOR: 2150 (SN 204001->), White/ Oliver/ Mpl Moline TRACTOR: 770 (SN 116746-156836) Associated Items : New Also A-FRM-FOMM, A-MM-O-G750, A-MM-P-SUBLIST, A-MM-P-UNIVERSAL, A-OL-P-1655, A-OL-S-1650, A-SMO202, A-FRM-OLLATE, A-OL-O-1550, A-OL-P-15501555, A-OL-S-15501555, A-SMO202, A-FRM-OLLATE, A-OL-O-1555, A-OL-P-15501555, A-OL-S-15501555, A-SMO202, A-FRM-OLLATE, A-OL-O-LDR1600, A-OL-O-1650 And : Replaces: Delco# 1119515, 1119511