Heavy Duty Alternator

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1-800-372-0222

Part No. 8600578 — 28SI New Alternator

Obsolete

Specifications

Part Number
8600578
Status
Obsolete
Superseded By
8600621
8600621 28SI New Alternator
8600621
28SI New Alternator
Status:
Obsolete
Type:
New
Voltage:
24
Rated Output:
100 Amps
Mount Type:
Pad
B+ Output:
M8
R Terminal:
CONN
I Terminal:
CONN
Remote Sense:
Yes
Polarity:
Negative
 Obsolete
Model
28SI
Type
New Alternator
Mount Type
Pad
System Voltage
24
Rated Output
100 Amps
B+ Output Terminal
M8
R Terminal
CONN
I Terminal
CONN
Remote Sense Terminal
Yes
Ground Terminal
Negative

Replacement Options

8600690 28SI New Alternator
8600690
8600690 28SI New Alternator
8600690
28SI New Alternator
Status:
Active
Type:
New
Voltage:
24
Rated Output:
100 Amps
Mount Type:
Pad
B+ Output:
M8
R Terminal:
CONN
I Terminal:
CONN
Remote Sense:
Yes
Polarity:
Negative
28SI New Alternator
Output 100 Amps

Service Parts

Numbers on the drawing indicate the service kit(s) the components are associated with.
8600578 28SI New Alternator service parts
Ref #DescriptionPart Number
1DE Frame w/bearing 10524421
10524421
Part 28SI DE FRAME
Status:
Active
Type:
Part
2Stator Asm 10519412
10519412
Part 28SI STATOR
Status:
Active
Type:
Part
5Brush Holder Asm 10521657
10521657
Part 24SI BRUSH HOLDER
Status:
Active
Type:
Part
8Ball bearing Asm 10519853
10519853
Part ROLLER BEARING DE HSG
Status:
Active
Type:
Part
12Hardaware repair kit 10528475
10528475
Part 28SI HARDWARE KIT
Status:
Active
Type:
Part

Any third part original manufacturer brands are for cross reference purposes only and do not constitute the source of goods.

Copyright © 2025 PHINIA Inc. All rights reserved.
DELCO REMY is a registered trademark of General Motors LLC, licensed to PHINIA Technologies Inc.
Copyright © 2025 PHINIA Inc. All rights reserved.
DELCO REMY is a registered trademark of General Motors LLC, licensed to PHINIA Technologies Inc.