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Description
The 18521 is a 24v 5.5 kw starter, a new aftermarket direct replacement engineered to match the fit, form, and function of the original starter.
Specifications:
- Voltage: 24V
- Power: 5.5 kW
- Pinion teeth: 11
Vehicle Compatibility:
- Makes: Komatsu (1986-2016)
- Models include: Komatsu PF3W-1; Komatsu PC100; Komatsu PC150-3; Komatsu PC120-3; Komatsu PW100-3 / PW100-3A
- Confirm exact fitment with your year, make, and model before ordering.
Cross-Reference / Interchange Numbers:
- Replaces / compatible with: 0-23000-1290, 0-23000-1291, 0-23000-1292, 0-23000-1293, 0-23000-1293, 0-23000-1434, 02-23-2024, 18104, 18521, 41-18521 (plus 4 more on file).
Why ePartsGlobal: specialist in heavy-duty starters, alternators, and charging-system electrical parts. Backed by a 1-year warranty, free shipping on orders over $19.95, and fast fulfillment. Ships from USA.
Specifications
| Voltage | 24 |
|---|---|
| Type | Starter |
| Design | OSGR |
| Rotation | CW |
| kW | 5.5 |
| Manufacturer | NIKKO |
| Lester number | 18521 |
| PIC code | 185-209, 185-209C |
| Notes | Substitute 18104 |
Confirmed fitment
Verified applications from the ePartsGlobal catalog. If your engine isn't listed, send us the OEM part number and we'll cross-reference it.
| Make | Model | Engine | Years | Application |
|---|---|---|---|---|
| Komatsu Excavator | PC100 6D95L Engine | — | 1988–1998 | Excavator · domestic |
| Komatsu Motor Grader | GD305 6D95-1 Engine | — | 1986–1996 | Motor Grader · domestic |
| Komatsu Motor Grader | GD305-1 6D95L-1 Engine | — | 2000–2010 | Motor Grader · domestic |
| Komatsu Motor Grader | GD305A-1 6D95L Engine | — | 1991–2001 | Motor Grader · domestic |
| Komatsu Motor Grader | GD313A-1 6D95L-1 Engine | — | 2000–2010 | Motor Grader · domestic |
| Komatsu Motor Grader | GD355-1 6D95L-1 Engine | — | 2000–2010 | Motor Grader · domestic |
| Komatsu Motor Grader | GD355A-1 6D95L Engine | — | 1995–2005 | Motor Grader · domestic |
| Komatsu Motor Grader | GD405 S6D95L-1 Engine | — | 1988–1998 | Motor Grader · domestic |
| Komatsu Motor Grader | GD461 S6D95L-1 Engine | — | 1986–1996 | Motor Grader · domestic |
| Komatsu Motor Grader | GD461A-1 S6D95L-1 Engine | — | 2000–2010 | Motor Grader · domestic |
| Komatsu Motor Grader | GD510R 6D95 Engine | — | 1995–1997 | Motor Grader · domestic |
| Komatsu Motor Grader | GD510R-1 6D95L-1 Engine | — | 2000–2010 | Motor Grader · domestic |
| Komatsu Motor Grader | GD511-1 6D95L-1 Engine | — | 2000–2010 | Motor Grader · domestic |
| Komatsu Motor Grader | GD511R 6D95 Engine | — | 1995–1997 | Motor Grader · domestic |
| Komatsu | PC100 | — | 1986–2016 | domestic |
| Komatsu | PC120-3 | — | 1986–2016 | domestic |
| Komatsu | PC150-3 | — | 1986–2016 | domestic |
| Komatsu | PF3W-1 | — | 1991–2016 | domestic |
| Komatsu | PW100-3 / PW100-3A | — | 1986–2016 | domestic |
Cross-reference
OEM and aftermarket part numbers that interchange with this unit, from the ePartsGlobal catalog.
WAI New18521N
Elreg Distributors516-011290
Komatsu600-813-3320, 600-813-3321
Lester18521
Lucas Electrical EuropeLRS02172
Nikko0-23000-1290, 0-23000-1291, 0-23000-1292, 0-23000-1293
Komatsu600-813-3360
Nikko0-23000-1430





