Fitment-first matching
CF-20221N-A is prepared for alternator sourcing with Part No, OE, Lester number, and application records checked together.

Alternators
CF-20221N-A alternator for Komatsu FD100-6, Komatsu FD115-6, Komatsu FD135-6 and related applications (24V / 55A).
| Voltage | 24V |
|---|---|
| Amperage | 55A |
| Rotation | BI |
| Regulator/Fan | IR/EF |
| Part No | CF-20221N-A |
|---|---|
| MFR | PRESTOLITE |
| Lester Numbers | 20221 |
| OE Numbers | Cummins 3631678, 3634778, 4086686, 4094998, 4101372, 4381503, 859617PB, Leece-Neville 66021616CS, 66021617, 66021617A, 66021626, 66021626A, Prestolite 66021616, 66021616A |
| Part Type | Alternator |
| Design | IR/EF |
Alternator matching focuses on amperage, voltage, pulley configuration, regulator/fan design, plugs, and OE replacement references.
CF-20221N-A is prepared for alternator sourcing with Part No, OE, Lester number, and application records checked together.
Core specifications such as voltage, power or amperage, rotation, teeth, and design are reviewed before sample or bulk quotation.
MFR PRESTOLITE and replacement references including 20221 help buyers compare existing units and reduce wrong-part risk.
Share target quantity, destination, sample need, and packaging requirement so Crankvia can confirm the practical supply path.
Application records are provided as compatibility references. Confirm OE number, vehicle configuration, engine, and market version before final ordering.
Application reference
CF-20221N-A
Records
36
Makes
1
Models
18
Year range
1986-2001
| Make | Model | Year | Engine | Note |
|---|---|---|---|---|
| Komatsu | FD100-6 | 1988-1994 | L6 6.0L 365cid 1006.6 | - |
| Komatsu | FD100-6 | 1988-1994 | L6 6.0L 365cid Perkins 1006.6 | - |
| Komatsu | FD115-6 | 1988-1994 | L6 6.0L 365cid 1006.6 | - |
| Komatsu | FD115-6 | 1988-1994 | L6 6.0L 365cid Perkins 1006.6 | - |
| Komatsu | FD135-6 | 1988-1994 | L6 6.0L 365cid 1006.6 | - |
| Komatsu | FD135-6 | 1988-1994 | L6 6.0L 365cid Perkins 1006.6 | - |
| Komatsu | FD150E-6 | 1988-2001 | L6 6.0L 365cid 1006.6 | - |
| Komatsu | FD150E-6 | 1988-2001 | L6 6.0L 365cid Perkins 1006.6 | - |
| Komatsu | FD160E-6 | 1988-2001 | L6 6.0L 365cid 1006.6 | - |
| Komatsu | FD160E-6 | 1988-2001 | L6 6.0L 365cid Perkins 1006.6 | - |
| Komatsu | PC120-5K | 1989-2001 | L4 4.0L 243cid 1004-4 | - |
| Komatsu | PC120-5K | 1989-2001 | L4 4.0L 243cid Perkins 1004-4 | - |
| Komatsu | PC130-5K | 1989-2001 | L4 4.0L 243cid 1004-4 | - |
| Komatsu | PC130-5K | 1989-2001 | L4 4.0L 243cid Perkins 1004-4 | - |
| Komatsu | PC150HD-5K | 1991-1995 | L4 4.0L 243cid 1004-4 | - |
| Komatsu | PC150HD-5K | 1991-1995 | L4 4.0L 243cid Perkins 1004-4 | - |
| Komatsu | PC150HDN-5K | 1991-1995 | L4 4.0L 243cid 1004-4 | - |
| Komatsu | PC150HDN-5K | 1991-1995 | L4 4.0L 243cid Perkins 1004-4 | - |
| Komatsu | PC180LC-5K | 1986-1993 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC180LC-5K | 1986-1993 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC180LLC-5K | 1986-1993 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC180LLC-5K | 1986-1993 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC180NLC-5K | 1986-1993 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC180NLC-5K | 1986-1993 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC210-5K | 1991-1995 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC210-5K | 1991-1995 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC210LC-5K | 1991-1995 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC210LC-5K | 1991-1995 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC240-5K | 1994-1998 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC240-5K | 1994-1998 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC240LC-5K | 1994-1998 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC240LC-5K | 1994-1998 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PC240NLC-5K | 1994-1998 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PC240NLC-5K | 1994-1998 | L6 6.0L 365cid Perkins 1006.6T | - |
| Komatsu | PW170-5K | 1991-1998 | L6 6.0L 365cid 1006.6T | - |
| Komatsu | PW170-5K | 1991-1998 | L6 6.0L 365cid Perkins 1006.6T | - |
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