Fitment-first matching
CF-20788N-A is prepared for alternator sourcing with Part No, OE, Lester number, and application records checked together.

Alternators
CF-20788N-A alternator for JLG 10042, JLG 10054, JLG 6036 and related applications (12V / 120A / S8).
| Voltage | 12V |
|---|---|
| Amperage | 120A |
| Rotation | CW |
| Pulley Class | S8 |
| Regulator/Fan | IR/IF |
| Part No | CF-20788N-A |
|---|---|
| MFR | DENSO |
| Lester Numbers | 20788 |
| OE Numbers | Cummins 5282463, Denso 102211-3290, JLG Industries 70024276, Komatsu 600-861-1930 |
| Part Type | Alternator |
| Design | IR/IF |
Alternator matching focuses on amperage, voltage, pulley configuration, regulator/fan design, plugs, and OE replacement references.
CF-20788N-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 DENSO and replacement references including 20788 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-20788N-A
Records
23
Makes
3
Models
18
Year range
2007-2025
| Make | Model | Year | Engine | Note |
|---|---|---|---|---|
| JLG | 10042 | 2019-2025 | L4 3.8L 229cid Cummins QSF3.8 | - |
| JLG | 10054 | 2019-2025 | L4 3.8L 229cid Cummins QSF3.8 | - |
| JLG | 6036 | 2019-2025 | L4 3.8L 229cid Cummins QSF3.8 | - |
| JLG | 6042 | 2019-2025 | L4 3.8L 229cid Cummins QSF3.8 | - |
| JLG | 6042 | 2019-2025 | L4 3.8L 229cid QSF3.8 | - |
| JLG | 8042 | 2019-2025 | L4 3.8L 229cid Cummins QSF3.8 | - |
| JLG | G10-43A | 2011-2025 | L4 3.3L 201cid Cummins QSB 3.3 | - |
| JLG | G6-42A | 2011-2025 | L4 3.3L 201cid Cummins QSB 3.3 | - |
| JLG | Skytrac 10042 | 2011-2019 | L4 3.8L 3753cc 229cid Cummins QSF3.8 | - |
| JLG | Skytrac 10054 | 2011-2019 | L4 3.8L 3753cc 229cid Cummins QSF3.8 | - |
| JLG | Skytrac 6036 | 2011-2019 | L4 3.8L 3753cc 229cid Cummins QSF3.8 | - |
| JLG | Skytrac 6042 | 2011-2019 | L4 3.8L 3753cc 229cid Cummins QSF3.8 | - |
| JLG | Skytrac 8042 | 2011-2019 | L4 3.8L 3753cc 229cid Cummins QSF3.8 | - |
| Komatsu | WA100M-7 | 2014-2017 | L4 3.3L 199cid Komatsu SAA4D95LE-6CH | - |
| Komatsu | WA100M-7 | 2014-2018 | L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-6CH | - |
| Komatsu | WA80M-7 | 2014-2017 | L4 3.3L 199cid Komatsu SAA4D95LE-6CH | - |
| Komatsu | WA80M-7 | 2014-2018 | L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-6CH | - |
| Skytrak | 10042 | 2012-2019 | L4 3.3L 201cid Cummins QSB 3.3 | - |
| Skytrak | 10054 | 2012-2019 | L4 3.3L 201cid Cummins QSB 3.3 | - |
| Skytrak | 6036 | 2012-2015 | L4 3.3L 201cid Cummins QSB 3.3 | - |
| Skytrak | 8042 | 2007-2009 | L4 3.8L 229cid Cummins QSF3.8 | - |
| Skytrak | 8042 | 2007-2009 | L4 3.8L 229cid QSF3.8 | - |
| Skytrak | 8042 | 2012-2019 | L4 3.3L 201cid Cummins QSB 3.3 | - |
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