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1100566,1100567,1100568,1100569,1100570,1100571,1100572,1100590,1100591,1100662,A1850|International 622 1973-1979
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7122

DELCOAlternatorER/EF12V55ACW Rotation

Fits Chevrolet, International, Hyster, GMC, Clark, Buick and 53 more makes · 2.2L–8.2L engines

17 interchanges5690 applications30 components

Or call (405) 225-7220 · M–F 8–5 CT

Note:This is a Delco 10DN Alternator Which Looks Just Like the 7111, Except the 7122 Has a Threaded Mounting Hole on the SRE Frame Next to the Rear Bearing.

Specifications

Full technical detail

Type
Alternator
Manufacturer
DELCO
Design
ER/EF
Voltage
12V
Amperage
55A
Rotation
CW
MFR Series
10DN
Pulley Design
V1
Pulley Groove OD
69
Pulley Code
1100
Plug Code
153
Plug Clock
9:00

OEM part numbers

Genuine OEM & engine-manufacturer numbers this alternator replaces

Bosch Remanufactured
AL523X
Caterpillar
3L5278
Delco
1100553, 1100557, 1100558, 1100566, 1100567, 1100568, 1100569, 1100570, 1100571, 1100572, 1100590, 1100591, 1100662, 1100742, 1100750, 1100778, 1100780, 1100787, 1100790, 1100791, 1100793, 1100796, 1100797, 1100804, 1100810, 1100816, 1100817, 1100818, 1100834, 1100836, 1100837, 1100838, 1100839, 1100841, 1100842, 1100843, 1100845, 1100846, 1100847, 1100849, 1100851, 1100856, 1100860, 1100870, 1100871, 1100875, 1100878, 1100879, 1100883, 1100885, 1100886, 1100888, 1100889, 1100891, 1100892, 1100893, 1100895, 1100896, 1100905, 1100906, 1100907, 1100908, 1100910, 1100916, 1100917, 1100921, 1100931, 1100932, 1100933, 1100939, 1100943, 1100944, 1100945, 1100951, 1102943, 1102944, 1102945
IHC, Navistar
393820R91, 532176R91

Vehicle applications

Fits 5690 configurations

Showing 40 of 5,690 configurations
Domestic(40)
MakeModelEngineYears
AVCO7024011970–1972
AVCO702Diesel1970–1972
AVCO7024011970–1972
AVCO702Diesel1970–1972
AVCO7021970–1972
Allis Chalmers1906-2651964–1972
Allis Chalmers1906-2651964–1972
Allis Chalmers1901964–1972
Allis Chalmers190Diesel1964–1967
Allis Chalmers190Diesel1964–1967
Allis Chalmers22001967–1974
Allis Chalmers2200Diesel1967–1974
Allis Chalmers2200Diesel1967–1974
Allis Chalmers2800Diesel1966–1972
Allis Chalmers2800Diesel1966–1972
Allis Chalmers28001966–1972
Allis Chalmers29001966–1972
Allis Chalmers2900Diesel1966–1972
Allis Chalmers2900Diesel1966–1972
Allis Chalmers3400 / 3400 Mark II1965–1972
Allis Chalmers3500 / 3500 Mark II1971–1972
Allis Chalmers5001601973–1974
Allis Chalmers5001973–1974
Allis Chalmers5001601973–1974
Allis Chalmers500Diesel1973–1974
Allis Chalmers500Diesel1973–1974
Allis Chalmers6001970–1972
Allis Chalmers6001601970–1972
Allis Chalmers6001601970–1972
Allis Chalmers615Diesel1968–1971
Allis Chalmers6151601968–1971
Allis Chalmers615Diesel1968–1971
Allis Chalmers6151601968–1971
Allis Chalmers6151968–1971
Allis Chalmers6501970–1973
Allis Chalmers65022001970–1973
Allis Chalmers65022001970–1973
Allis Chalmers65222001970–1973
Allis Chalmers6521970–1973
Allis Chalmers65222001970–1973

Component breakdown

Replacement parts that go inside this unit

ComponentPart numbers
Bearing, Ball5-4000
Bearing, Needle Roller4-2405
Brush Holder Assy, Alt7440-4600
Capacitor8640-400
Diode, Neg7700-219
Diode, Pos7700-200 7700-212
Fan, Alt7840-401
Frame, DE, Alt7640-4100
Frame, SRE, Alt7540-4100
Insulator, Alt9240-4006
Nut9500-1115 9500-1300
Plug Code9801-153
Pulley7940-1101 7940-1110
Rectifier, Pos7740-1128
Regulator, Alt8040-6236
Regulator, Conversion8040-6217
Repair Kit, Str6940-1008
Retainer, Alt8640-403
Retainer, Bearing, Alt8540-4001
Rotor7040-1515
Screw9640-4012
Spacer, Alt9740-4016
Spring, Brush, Alt9440-4900
Stator7240-6100
Terminal Kit, Batt, Alt9640-4607
Terminal Kit, Grd, Alt9640-4606
Test Lead, Alt9800-D
Thru Bolt9640-4121
Washer, Lock9700-1003 9740-4000
Washer, Plain9700-1020