Heavy Duty Alternator

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Equivalent Replacement Parts for CUMMINS Part Number 3972734RX

Click on the replacement part number link to view product details.

Part NumberDescriptionBrochure (English)Brochure (Spanish)
8700021
8700021 24SI Reman Alternator
8700021
24SI Reman Alternator
Status:
Active
Type:
Reman
Voltage:
12
Rated Output:
160 Amps
Mount Type:
J180 Hinge
B+ Output:
5/16
R Terminal:
CONN
I Terminal:
CONN
Remote Sense:
No
Polarity:
Negative
24SI Reman AlternatorDownload PDFDownload PDF
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.