ALTERNATOR RKD25A04 - KOMATSU


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RKD25A04 ALTERNATOR KOMATSU parts REMANBK


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Alternative (cross code) number:
RKD25A04
KOMATSU RKD25A04 ALTERNATOR

Buy ALTERNATOR RKD25A04 KOMATSU genuine, new aftermarket tractor parts with delivery
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$116.47

01 Oct 2025
14.22[6.40] pounds
US: Quality Solutio
New Alternator for Komatsu Industrial Equip Fork Lifts FD100 FD180 FD200 FD280 Graders GD200 GD300 GD305 1986-2007 Replaces 600-821-6120 RKD25A04 90-28-4008 600-821-6130 0-33000-5880
Gladiator Internal Regulator External Fan 24 Volt 25 Amp CW 2-V Groove Pulley || Meets or Exceeds OEM Specifications - One year Warranty! || Compatible References 0-33000-5860 01-33-2000 600-821-6110 0-33000-5840 0-33000-5850 0-33000-5870 600-821-6150 12251 A-8787 144-25205 600-821-6140 025861 || 100% Computer Load Tested for Reliability
$194.60

13 Aug 2025
11.22[5.05] Pounds
Amazon.com
DB Electrical 400-50008 Alternator Compatible With/Replacement For Komatsu 600-821-6120 600-821-6110 Rkd25A04, Crawler D20S D21 D21A D21P D21S, Excavator, Lift Truck, Motor Grader, Generator 400-50010
DB Electrical Spec: Unit Type: Alternator, Voltage: 24, Rotation: CW, Amperage: 25, Regulator: IR, Fan Type: EF || Compatible With/Replacement For: KOMATSU: 510 1978-1985, 515 1981-1985, 530 1981-1985, 540 1981-1985, D20 1978-1987, D20A 1991-1994, D20P 1991-1994, D20S 1991-1994, D21 1978-1987, D21A 1991-1994, D21P 1991-1994, D21S 1991-1994, D31 1978-1987, D40 1978-1995, D41 1986-1995, D45 1978-1985, D50 1976-1995, D53 1976-1995, EC170Z 1986-1995, EC170ZS 1986-1995, EC210Z 1986-1995, EC260Z 1995-1997, EC30 1981-1985, EC35V 1981-1985, EC50 1981-1985, EC50Z 1981-1985, EG150, EG155, EG220 1986-1995 || 1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement. || 100% New aftermarket Alternator built to meet OEM specifications for Komatsu
$212.23

25 Jul 2025
16.0[7.20] Pounds
US: Rareelectrical
RAREELECTRICAL New 24V 1 Wire Alternator Compatible With Komatsu Excavator Pc200 86-87 Rkd25a04 01-33-2000
Rareelectrical Rareelectrical Brand Compatible with CAT, KOMATSU, MAN, NIKKO. Please verify your OEM part number from your original unit to help ensure fitment. || Replaces: Komatsu: 600-821-6110 600-821-6150 6008216160 6008216120 / Komatsu Remanufactured: Rkd25a04 / Nikko: 01-33-2000 0-33000-5870 0-33000-3070 0-33000-5850 0330003071 0330006511 0330003070 / Item Description: Alternator / Unit Type: Nikko / Voltage: 24 / Amperage: 40 / Fan: External / Regulator: Internal / Shaft Od (Pulley): 0.874In / 22.2Mm / Mounting Ear 1 Hole: M12-1.75 Threaded / Mounting Ear 2 Hole: 14.0Mm Unthreaded / Mounting Ear 3 Hole: 14.0Mm Unthreaded / Polarity: Negative / || Applications: Komatsu Excavator Pc100 4D95 Engine 1995-1997 / Komatsu Excavator Pc100 6D95 Engine 1986-1994 / Komatsu Excavator Pc120 4D95 Engine 1995-1997 / Komatsu Excavator Pc120 6D108 Engine 1995-1997 / Komatsu Excavator Pc120 6D95 Engine 1986-1994 / Komatsu Excavator Pc200 6D105 Engine 1986-1987 / Komatsu Excavator Pc200 6D95 Engine 1986-1997 / || Applications: ... || Alternator - Voltage: 24V Amperage: 40 Amps Fan: External Regulator: Internal Country Of Origin: CN Specifications: 1-Wire System Source: Aftermarket
Number on catalog scheme: |$0
KOMATSU RKD25A04 Parts ALTERNATOR
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Compatible equipment models: RKD25A04:

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Catalogs:
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Parts alternator KOMATSU catalog:

600-821-5540 KOMATSU
600-821-5540 ALTERNATOR A. (25A)
4D105, 6D105, 6D95L, S4D105, S6D105, S6D95L, SA6D110
600-821-9540 KOMATSU
600-821-9540 ALTERNATOR A. (75A),(WITH NON HARDENING PULLEY)
6D105, 6D95L, S6D105, S6D110, S6D95L, SA6D110, SAA6D125E
 
YM129150-77201 ALTERNATOR A. (20A)
3D72, 3D75, 3D75N, 3D78, 3D78AE
600-825-9110 KOMATSU
600-825-9110 ALTERNATOR A. (90A)
SA6D140E, SAA6D140E, SDA6D140E
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