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Excavator Alternators

18504-6220 12V 40A Alternator for Agco ST45 New Holland MC22 TC21D TC24D

Name: 18504-6220 12V 40A Alternator for Agco ST45 New Holland MC22 TC21D TC24D
Brand: EexcavaStart
SKU: 18504-6220

OEM / reference18504-6220

SpecificationAlternator

Catalog ID54092907

18504-6220 is a 12V 40A alternator recorded for selected Agco ST45, Ford 1220 and New Holland 1220, MC22, TC21D and TC24D applications. The exact catalog also records 100211-1680 and 100211-1681 in this reference family. Confirm pulley, mounting foot, plug clock and connector against the original alternator before ordering.

Fitment status: Verified · Checked 2026-07-27

Product Type: Alternator
Product Brand: EexcavaStart
Voltage: 12V 40A
Technical Specification: 40 Amp/12 Volt, CW, 1-Groove Pulley
Design: IR/IF
Voltage: 12
Amperage: 40
Rotation: CW
Plug Clock: 09:00 Plug Clock
Plug Code: 193
Pulley Class: V1
Ac Tap Y/N: NO
Ground: N
Mtg Config Code: B
Mounting Type: One Mounting Foot/One Mounting Ear
Pulley Groove Od: 63
Polarity: B+
One Wire Capable: No
Cooling Method: Alternator cooling via internal fan
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Exact product identity	18504-6220
Source Catalog Number	Exact technical catalog record	12189N
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	0 986 037 271
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	0 986 603 727
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	021080-0760
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	024440
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	1-2347-41ND
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	1-2436-01ND
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1610
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1611
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1630
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1633
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1640
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1650
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1680
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-1681
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-4450
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-4660
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	100211-4690
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-1060
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-1290
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-1291
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-1292
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-1293
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-1310
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	101211-2480
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	10441348
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	10441487
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	10443970
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	110966
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	111048
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	114515
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	115.501.040
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	115.501.040.050
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	115.532.040
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	115.532.040.050
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	119385
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	12189
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	12189A
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	12189R
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	12270
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	12271
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	12271N
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	146-05101
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	146-93101
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	146-93102
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	15881-64200
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	15881-64201
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	17580-64012
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	17580-64013
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	17580-64015
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	183-4029
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	18504-6430
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	20132037
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	210-010
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	210657
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	210657A
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	213-8582
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	213-8584
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	21631
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	217105402
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	27060-87201
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	27060-87201-000
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	27060-87501
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	27060-87502-000
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	28-1504
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	28-1535
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	28-3925
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	28-6904
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-198
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-198B
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-198F
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-437
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-439
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-439A
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	290-439B
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	400-52028
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	40551RI
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	40551RID
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	41-0749
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	436497
Catalog Cross-Reference - Verify Configuration	Exact cross-reference catalog; mounting and connector check required	500192402

Evidence record

Source: Exact-reference evidence retained for internal audit
Evidence grade: catalog-supported
Checked: 2026-07-27

Source URLs, catalog files and local evidence paths are stored in the protected product audit record and are not public outbound links.

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

18504-6220

Other documented relationship

12189N
0 986 037 271
0 986 603 727
021080-0760
024440
1-2347-41ND
1-2436-01ND
100211-1610
100211-1611
100211-1630
100211-1633
100211-1640
100211-1650
100211-1680
100211-1681
100211-4450
100211-4660
100211-4690
101211-1060
101211-1290
101211-1291
101211-1292
101211-1293
101211-1310
101211-2480
10441348
10441487
10443970
110966
111048
114515
115.501.040
115.501.040.050
115.532.040
115.532.040.050
119385
12189
12189A
12189R
12270
12271
12271N
146-05101
146-93101
146-93102
15881-64200
15881-64201
17580-64012
17580-64013
17580-64015
183-4029
18504-6430
20132037
210-010
210657
210657A
213-8582
213-8584
21631
217105402
27060-87201
27060-87201-000
27060-87501
27060-87502-000
28-1504
28-1535
28-3925
28-6904
290-198
290-198B
290-198F
290-437
290-439
290-439A
290-439B
400-52028
40551RI
40551RID
41-0749
436497
500192402

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Alternator

Category: Excavator Alternators
Catalog ID: 54092907
Photo views: 5

Before ordering

Confirm these details

Confirm voltage and rated amperage against the original alternator label.
Compare mounting ears, pulley type and pulley-groove count.
Check plug shape, terminal position and regulator connection.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

33 model references

Recorded application: Make: Agco · Model: ST45 · Year: 2000-2006 · Engine: 2.2L Diesel
Recorded application: Make: Aixam - Europe · Model: 400 Eng. 0.4 4kw · Year: 2000-2002 · Engine:
Recorded application: Make: Aixam - Europe · Model: A.721 Eng. 0.4 D 4kw · Year: 2005 · Engine:
Recorded application: Make: Aixam - Europe · Model: CITY Eng. 0.4 4kw · Year: 2012 · Engine:
Recorded application: Make: Aixam - Europe · Model: CROSSLINE Eng. 0.4 4kw · Year: 2012 · Engine:
Recorded application: Make: Aixam · Model: A721 · Year: 2005-2015 · Engine: 0400ccm Kubota Z402, 0.4D
Recorded application: Make: Aixam · Model: Mega · Year: 2005-2015 · Engine: 599ccm Kubota Z602-E3B, 60D
Recorded application: Make: Caterpillar · Model: CB1.7 · Year: 2018-2023 · Engine: L3 1.1L 69cid CaterpiLLar C1.1
Recorded application: Make: Caterpillar · Model: CB1.8 · Year: 2018-2023 · Engine: L3 1.1L 69cid CaterpiLLar C1.1
Recorded application: Make: Caterpillar · Model: CB14 · Year: 2018-2023 · Engine: L3 1.1L 69cid CaterpiLLar C1.1
Recorded application: Make: Daihatsu - Europe · Model: CUORE II (L80, L81) Eng.ED 10 0.8 (L80) 32kw · Year: 1986-1988 · Engine: ED 10
Recorded application: Make: Daihatsu - Europe · Model: Cuore · Year: 1985-1990 · Engine: 850
Recorded application: Make: Daihatsu - Europe · Model: HIJET Box (S85) Eng.CB41 1.0 33kw · Year: 1993-1998 · Engine: CB41
Recorded application: Make: Daihatsu - Europe · Model: HIJET Box Eng.CD 0.8 29kw · Year: 1986-1989 · Engine: CD
Recorded application: Make: Daihatsu - Europe · Model: HIJET Bus (S85) Eng.CB42 1.0 i 35kw · Year: 1996-1998 · Engine: CB42
Recorded application: Make: Daihatsu - Europe · Model: HIJET Pickup (_U20) Eng.CB 10 1.0 Touring 4x4 33kw · Year: 1986-1987 · Engine: CB 10
Recorded application: Make: Daihatsu - Europe · Model: HIJET Pickup (_U60) Eng.CB42 1.0 35kw · Year: 1994-1998 · Engine: CB42
Recorded application: Make: Daihatsu - Europe · Model: MOVE (L6_, L9_) Eng.ED 20 0.8 31kw · Year: 1997-2000 · Engine: ED 20
Recorded application: Make: Daihatsu - Europe · Model: Move · Year: 1997-2000 · Engine: 847
Recorded application: Make: Daihatsu - Europe · Model: SIRION (M1) Eng.EJ-DE 1.0 40kw · Year: 1998-2000 · Engine: EJ-DE
Recorded application: Make: Daihatsu - Europe · Model: SIRION (M1) Eng.EJ-DE 1.0 i (M100) 41kw · Year: 1998-2000 · Engine: EJ-DE
Recorded application: Make: Daihatsu - Europe · Model: Sirion · Year: 1998-2000 · Engine: 989
Recorded application: Make: Daihatsu LCV - Europe · Model: Hijet · Year: 1986-1992 · Engine: 850
Recorded application: Make: Daihatsu LCV - Europe · Model: Hijet · Year: 1986-1998 · Engine: 1000
Recorded application: Make: Ford · Model: 1220 · Year: 1995-1999 · Engine: 3-58 Shibaura Diesel
Recorded application: Make: Ishikawajima · Model: Various Models · Year: 1987-1992 · Engine:
Recorded application: Make: Kubota · Model: Various · Year: 1986-2007 · Engine: A28 Engine
Recorded application: Make: Massey Ferguson · Model: MF-1220 · Year: 1993-1999 · Engine: Isekinouki 3-69 Diesel
Recorded application: Make: New Holland Industrial · Model: 1220 · Year: 1995-1998 · Engine: 3-58 Shibaura Diesel
Recorded application: Make: New Holland Industrial · Model: MC22 · Year: 2000-2008 · Engine: 1.0L 3cyl 22HP Diesel
Recorded application: Make: New Holland Industrial · Model: TC21D · Year: 1999-2005 · Engine: Shibaura 21HP Diesel
Recorded application: Make: New Holland Industrial · Model: TC24D · Year: 2002-2003 · Engine: 3 Cyl. 1.33L 1330cc 81cid Shibura 24HP Diesel
Recorded application: Make: Thermo King · Model: UMD · Year: 1991 · Engine

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 18504-6220

Which machines use 18504-6220?

Recorded compatible model references include Recorded application: Make: Agco · Model: ST45 · Year: 2000-2006 · Engine: 2.2L Diesel, Recorded application: Make: Aixam - Europe · Model: 400 Eng. 0.4 4kw · Year: 2000-2002 · Engine:, Recorded application: Make: Aixam - Europe · Model: A.721 Eng. 0.4 D 4kw · Year: 2005 · Engine:, Recorded application: Make: Aixam - Europe · Model: CITY Eng. 0.4 4kw · Year: 2012 · Engine:, Recorded application: Make: Aixam - Europe · Model: CROSSLINE Eng. 0.4 4kw · Year: 2012 · Engine:, Recorded application: Make: Aixam · Model: A721 · Year: 2005-2015 · Engine: 0400ccm Kubota Z402, 0.4D, Recorded application: Make: Aixam · Model: Mega · Year: 2005-2015 · Engine: 599ccm Kubota Z602-E3B, 60D, Recorded application: Make: Caterpillar · Model: CB1.7 · Year: 2018-2023 · Engine: L3 1.1L 69cid CaterpiLLar C1.1 and 25 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 18504-6220?

18504-6220 is the only classified number in the current evidence record. Send the original nameplate for an alternate-number check.

How do I confirm 18504-6220 before ordering?

Confirm voltage and rated amperage against the original alternator label. Compare mounting ears, pulley type and pulley-groove count. Check plug shape, terminal position and regulator connection. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing recovered references from the same system.

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