Fitment-first matching
CF-21830N is prepared for alternator sourcing with Part No, OE, Lester number, and application records checked together.

Alternators
CF-21830N alternator for Honda - Europe Civic MkVII, Honda - Europe Civic, Opel - Europe ASTRA G Box (F70) Eng.Y 17 DT 1.7 DTI 16V 55kw and related applications (12V / 100A / S6).
| Voltage | 12V |
|---|---|
| Amperage | 100A |
| Rotation | CW |
| Pulley Class | S6 |
| Regulator/Fan | IR/IF |
| Part No | CF-21830N |
|---|---|
| MFR | HITACHI |
| Part Type | Alternator |
| Lester Numbers | |
|---|---|
| GM | |
| Hitachi | |
| Isuzu | |
| Opel | |
| Vauxhall |
Alternator matching focuses on amperage, voltage, pulley configuration, regulator/fan design, plugs, and OE replacement references.
CF-21830N 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 HITACHI and replacement references including 21830, 21831, 22331 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.
Part No
CF-21830N
Records
34
Makes
4
Models
18
Year range
2000-2015
| Make | Model | Engine | Year | Note |
|---|---|---|---|---|
| Honda - Europe | Civic MkVII | 4EE2, 1.7 CTDi, 1686cc | 2002-2005 | - |
| Honda - Europe | Civic | 1.7L CTDi 4EE-2 | 2002-2005 | - |
| Honda - Europe | Civic | 1700 | 2002-2005 | - |
| Opel - Europe | ASTRA G Box (F70) Eng.Y 17 DT 1.7 DTI 16V 55kw | Y 17 DT | 2000-2005 | - |
| Opel - Europe | ASTRA G Estate (F35_) Eng.Y 17 DT 1.7 DTI 16V 55kw | Y 17 DT | 2000-2004 | - |
| Opel - Europe | ASTRA G Hatchback (F48_, F08_) Eng.Y 17 DT 1.7 DTI 16V 55kw | Y 17 DT | 2000-2005 | - |
| Opel - Europe | ASTRA G Saloon (F69_) Eng.Y 17 DT 1.7 DTI 16V 55kw | Y 17 DT | 2000-2005 | - |
| Opel - Europe | Astra G | Y17DT, 1.7 DTI, 1686cc | 2000-2004 | - |
| Opel - Europe | Astra G | 1700, 16V, Y17DT Isuzu | 2000-2005 | - |
| Opel - Europe | Astra G | Z17DTL, 1.7 CDTI, 1686cc | 2003-2004 | - |
| Opel - Europe | Astra G | 1700, 16V, Z17DTL | 2003-2005 | - |
| Opel - Europe | Combo C | Y17DT, 1.7 DTI 16V, 1686cc | 2000-2004 | - |
| Opel - Europe | CORSA C (F08, F68) Eng.Y 17 DT 1.7 DTI 55kw | Y 17 DT | 2000-2009 | - |
| Opel - Europe | CORSA C (F08, F68) Eng.Y 17 DTL 1.7 DI 48kw | Y 17 DTL | 2000-2009 | - |
| Opel - Europe | Corsa C | 1700, 16V, Y17DT | 2000-2003 | - |
| Opel - Europe | Corsa C | 1700, 16V, Y17DTL | 2000-2003 | - |
| Opel - Europe | Corsa C | Y17DT, 1.7 DTI 16V, 1686cc | 2000-2003 | - |
| Opel - Europe | Corsa C | Y17DTL, 1.7 DI 16V, 1686cc | 2000-2003 | - |
| Opel - Europe | Corsa C | Z17DTH,1.7 CDTI, 1686cc | 2000-2004 | - |
| Opel - Europe | Corsa C | 1700, 16V, Z17DTH | 2003-2005 | - |
| Opel - Europe | Corsa D | 1700, 16V, A17DTR | 2006-2010 | - |
| Opel - Europe | Meriva A | 1700, 16V, Y17DT | 2003-2005 | - |
| Opel - Europe | Meriva A | 1700, 16V, Z17DTH | 2003-2005 | - |
| Opel - Europe | Meriva A | Y17DT, 1.7 DTI, 1686cc | 2003-2015 | - |
| Opel - Europe | Meriva A | Y17DTL, 1.7 DTI, 1686cc | 2003-2015 | - |
| Opel LCV - Europe | Astra Van G | 1700, 16V, Y17DT Isuzu | 2000-2005 | - |
| Opel LCV - Europe | Astra Van G | 1700, 16V, Z17DTL | 2003-2005 | - |
| Opel LCV - Europe | Corsa/Combo II | 1700, 16V, Y17DT | 2001-2004 | - |
| Opel LCV - Europe | Corsa/Combo II | 1700, 16V, Y17DTL | 2001-2004 | - |
| Opel LCV - Europe | Corsa/Combo II | 1700, 16V, Z17DTH | 2004-2010 | - |
| Opel LCV - Europe | Corsa/Combo II | 1700, 16V, A17DTR | 2006-2010 | - |
| Vauxhall - Europe | Astra G | Z17DTL, 1.7 CDTI, 1686cc | 2003-2005 | - |
| Vauxhall - Europe | Astravan G | Y17DT, 1.7 DTI, 1686cc | 2000-2015 | - |
| Vauxhall - Europe | Corsa C | Z17DTDTL, 1.7 DTI, 1686cc | 2000-2015 | - |
Use these checks together with the application table before final ordering.
Compare Part No, OE numbers, Lester Numbers, the application records, and the spec table. The page is organized around Honda - Europe Civic MkVII, Honda - Europe Civic, Opel - Europe ASTRA G Box (F70) Eng.Y 17 DT 1.7 DTI 16V 55kw and related applications.
Start with Voltage: 12V, Amperage: 100A, Rotation: CW, Pulley Class: S6, then cross-check OE numbers GM 93175799, 97189113, 98056867, Hitachi 136101.
Share label photos, drive-end and connector shots, and any partial number or Lester Numbers 21830, 21831, 22331. That usually narrows the match quickly.
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