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Alternator, Alternator freewheel clutch 04L903021J
An OEM number is a unique code containing letters and digits.
Car manufacturers use them to mark every part inside their cars.
A non-original car part carrying an OEM number demonstrates that the part meets stringent car manufacturer standards and its parameters and technical specifications are identical to original equipment.
All the spare parts listed below are compatible with OEM parts 04L 903 021 J:
- 04L 903 021 J (original number of VW)
- 04L 903 021 J (original number of AUDI)
- 04L 903 021 J (original number of SEAT)
- 04L 903 021 J (original number of SKODA)
- 04L 903 021 J (original number of FORD)
Alternator, Alternator freewheel clutch OEM 04L 903 021 J: Price and Alternatives
Cost | € 30 - 397 |
OEM 04L903021J Equivalents | 04L903021J, 04L 903 021 J |
Carmaker | VAG, VW, AUDI, SEAT, SKODA, FORD |
OEM Brand | AD KÜHNER, ALANKO, AS-PL, AUTOELECTRO, AUTOKIT, BOSCH |
46 items

Alternator Freewheel Clutch RIDEX 04L 903 021 JRequires special tools for mounting
Article number: 1390F0107
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- Number of grooves: 6
- Supplementary Article / Supplementary Info Info 2: Requires special tools for mounting
- Distance to first groove [mm]: 14,6
- Item number: 1390F0107
- Our price: 74,80 €
- Manufacturer: RIDEX
- EAN number: 4066016777929
- Condition: New
- Reference number OEM: 04L903021J
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Alternator BOSCH 04L 903 021 J14V, 180A, B+(M8), 125, excl. vacuum pump, Ø 52 mm
Article number: 0 986 085 980
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Plug Type ID: 125
- Exchange Part
- Rotation Direction: Clockwise rotation
- Alternator Type: excl. vacuum pump
- Fastening Type: Double Pivot Lever
- Recommended additional repairs: V-Belt / V-Ribbed Belt
- Clamp: B+(M8)
- Length [mm]: 200
- Distance from belt pulley to alternator [mm]: 39,5
- Item number: 0 986 085 980
- Our price: 210,74 €
- Manufacturer: BOSCH
- EAN number: 4047026597530
- Condition: Remanufactured
- Reference number OEM: 04L903021J
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Free delivery on this item
In stock
210,74 €
price incl. 23% VAT
A core charge of 29,48 € (incl. 23% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
Alternator HELLA 04L 903 021 J14V, 180A, Ø 52 mm
Article number: 8EL 015 630-861
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Used part return not required
- New part without deposit
- Assy. / disassy. by qualified personnel required!
- Item number: 8EL 015 630-861
- Our price: 219,72 €
- Manufacturer: HELLA
- EAN number: 4082300848885
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
In stock
-58%
compared to
RRP 530,01 €
219,72 €
price incl. 23% VAT
Alternator HC-Cargo 04L 903 021 J14V, 180A, PL125, Ø 52,0 mm
Article number: 116384
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52,0
- Number of grooves: 6
- Plug Type ID: PL125
- Rotation Direction: Clockwise rotation
- Length [mm]: 197,00
- Item number: 116384
- Our price: 244,31 €
- Manufacturer: HC-Cargo
- EAN number: 221166717069953170699
- Condition: New
- Reference number OEM: 04L903021J
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Alternator AS-PL 04L 903 021 J12V, 180A
Article number: A0791S
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Quality: STANDARD LINE
- Version: 0125811089
- New part without deposit
- Item number: A0791S
- Our price: 253,45 €
- Manufacturer: AS-PL
- EAN number: 5902129135319
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
In stock
-44%
compared to
RRP 460,14 €
253,45 €
price incl. 23% VAT
Alternator BV PSH 04L 903 021 J12V, 180A, B+ (M8), Ø 52,0 mm
Article number: 305.336.180.010
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52,0
- Number of grooves: 6
- Clamp: B+ (M8)
- Quality: +Line Original
- Number of mounting bores: 4
- Item number: 305.336.180.010
- Our price: 269,35 €
- Manufacturer: BV PSH
- EAN number: 8720264963430
- Condition: New
- Reference number OEM: 04L903021J
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Alternator HERTH+BUSS ELPARTS 04L 903 021 J14V, 180A, Ø 52 mm
Article number: 32000005
Reviews - 1
- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of ribs: 6
- Used part return not required
- Item number: 32000005
- Our price: 305,13 €
- Manufacturer: HERTH+BUSS ELPARTS
- EAN number: 4026736504649
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
In stock (Item(s) left: 3)
-55%
compared to
RRP 692,88 €
305,13 €
price incl. 23% VAT
Alternator BV PSH 04L 903 021 J12V, 180A, B+ (M8), Ø 52,0 mm
Article number: 305.336.180.280
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52,0
- Number of grooves: 6
- Clamp: B+ (M8)
- Quality: SEG New
- Number of mounting bores: 4
- Item number: 305.336.180.280
- Our price: 323,13 €
- Manufacturer: BV PSH
- EAN number: 8720264963485
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
In stock
-36%
compared to
RRP 507,15 €
323,13 €
price incl. 23% VAT

Alternator AS-PL 04L 903 021 J12V, 180A
Article number: A0984(SEG)
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Quality: PREMIUM LINE
- Version: 0125811172
- New part without deposit
- Item number: A0984(SEG)
- Our price: 333,24 €
- Manufacturer: AS-PL
- EAN number: 221170724064063240640
- Condition: New
- Reference number OEM: 04L903021J
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Alternator AS-PL 04L 903 021 J12V, 180A
Article number: A0791(SEG)
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Quality: PREMIUM LINE
- Version: 0125811089
- New part without deposit
- Item number: A0791(SEG)
- Our price: 348,22 €
- Manufacturer: AS-PL
- EAN number: 5902129228387
- Condition: New
- Reference number OEM: 04L903021J
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Alternator WALKER 04L 903 021 J14V, 180A, M8 B+, COM/LIN2, Ø 52 mm
Article number: WAL00702
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of ribs: 6
- Plug Type ID: COM / LIN2
- Vehicle Main Current: for vehicles with 12V main current
- Clamp: M8 B+
- Net weight [kg]: 7,38
- Item number: WAL00702
- Our price: 396,95 €
- Manufacturer: WALKER
- EAN number: 4060426563707
- Condition: New
- Reference number OEM: 04L903021J
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Alternator Freewheel Clutch MAXGEAR 04L 903 021 JRequires special tools for mounting
Article number: 30-0322
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- for manufacturer number: 920680, 920679
- Number of grooves: 6
- Supplementary Article / Supplementary Info Info 2: Requires special tools for mounting
- Observe service information
- Distance to first groove [mm]: 14,5
- Item number: 30-0322
- Our price: 30,22 €
- Manufacturer: MAXGEAR
- EAN number: 5905141958065
- Condition: New
- Reference number OEM: 04L903021J
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Alternator Freewheel Clutch INA 04L 903 021 JRequires special tools for mounting
Article number: 535 0364 10
Reviews - 2
- for manufacturer number: 920679, F-618098.XX
- Number of grooves: 6
- Supplementary Article / Supplementary Info Info 2: Requires special tools for mounting
- Observe service information
- Distance to first groove [mm]: 14,6
- Item number: 535 0364 10
- Our price: 39,22 €
- Manufacturer: INA
- EAN number: 4014870675820
- Condition: New
- Reference number OEM: 04L903021J
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Alternator Freewheel Clutch STARK 04L 903 021 JRequires special tools for mounting
Article number: SKFC-1210106
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- Number of grooves: 6
- Supplementary Article / Supplementary Info Info 2: Requires special tools for mounting
- Distance to first groove [mm]: 14,6
- Item number: SKFC-1210106
- Our price: 74,80 €
- Manufacturer: STARK
- EAN number: 4066016777912
- Condition: New
- Reference number OEM: 04L903021J
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Alternator Freewheel Clutch INA 04L 903 021 JRequires special tools for mounting
Article number: 535 0343 10
Reviews - 4
- for manufacturer number: 920680, 920679
- Number of grooves: 6
- Supplementary Article / Supplementary Info Info 2: Requires special tools for mounting
- Observe service information
- Distance to first groove [mm]: 14,6
- Item number: 535 0343 10
- Our price: 75,56 €
- Manufacturer: INA
- EAN number: 4014870529628
- Condition: New
- Reference number OEM: 04L903021J
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Alternator AS-PL 04L 903 021 J12V, 180A
Article number: A3371PR
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Quality: PREMIUM LINE
- Exchange Part without deposit
- Item number: A3371PR
- Our price: 169,04 €
- Manufacturer: AS-PL
- EAN number: 5902129057697
- Condition: Remanufactured
- Reference number OEM: 04L903021J
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Free delivery on this item
Сurrently out of stock
-48%
compared to
RRP 326,98 €
169,04 €
price incl. 23% VAT

Alternator RIVOLV 04L 903 021 J12V, 180A, Ø 52 mm
Article number: RIV610282
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Recommended additional repairs: V-Belt / V-Ribbed Belt
- Item number: RIV610282
- Our price: 201,23 €
- Manufacturer: RIVOLV
- EAN number: 5901655812381
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
Сurrently out of stock
201,23 €
price incl. 23% VAT
A core charge of 8,95 € (incl. 23% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned

Alternator SANDO 04L 903 021 J12V, 180A, CPA0462
Article number: 2010527.0
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Manufacturer Restriction: SEG
- Pulleys: with freewheel belt pulley
- Number of ribs: 6
- Plug Type ID: CPA0462
- Number of mounting bores: 4
- Number of threaded holes: 2
- Manufacturer: SKODA, VW
- Item number: 2010527.0
- Our price: 207,17 €
- Manufacturer: SANDO
- EAN number: 8058642832505
- Condition: New
- Reference number OEM: 04L903021J
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Alternator ROTOVIS Automotive Electrics 04L 903 021 J14V, 180A, B+ M8, COM, Ø 52 mm
Article number: 9092031
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of ribs: 6
- Plug Type ID: COM
- Vehicle Main Current: for vehicles with 12V main current
- Clamp: B+ M8
- Item number: 9092031
- Our price: 211,11 €
- Manufacturer: ROTOVIS Automotive Electrics
- EAN number: 4055601920314
- Condition: Remanufactured
- Reference number OEM: 04L903021J
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Alternator ALANKO 04L 903 021 J12V, 180A, B+(M8)/COM, Ø 52 mm
Article number: 10444252
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of ribs: 6
- Plug Type ID: B+(M8) / COM
- Rotation Direction: Clockwise rotation
- New Part
- Number of mounting bores: 4
- Connector Shape: D Shape
- Quantity Unit: Piece
- Item number: 10444252
- Our price: 214,38 €
- Manufacturer: ALANKO
- EAN number: 4053082029878
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
Сurrently out of stock
-56%
compared to
RRP 489,38 €
214,38 €
price incl. 23% VAT
Alternator BV PSH 04L 903 021 J12V, 180A, B+ (M8), Ø 52,0 mm
Article number: 305.336.180.210
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52,0
- Number of grooves: 6
- Clamp: B+ (M8)
- Quality: Bosch New
- Number of mounting bores: 4
- Item number: 305.336.180.210
- Our price: 224,24 €
- Manufacturer: BV PSH
- EAN number: 8720264963423
- Condition: New
- Reference number OEM: 04L903021J
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Free delivery on this item
Сurrently out of stock
-53%
compared to
RRP 479,50 €
224,24 €
price incl. 23% VAT

Alternator SIDAT 04L 903 021 J12V, 180A, B+ M8, Ø 52 mm
Article number: A12BH0880A2
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Clamp: B+ M8
- Version: OE EQUIVALENT
- Number of mounting bores: 4
- alternative item: A12BH0880
- Item number: A12BH0880A2
- Our price: 225,64 €
- Manufacturer: SIDAT
- EAN number: 221023023138499231384
- Condition: New
- Reference number OEM: 04L903021J
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Alternator BV PSH 04L 903 021 J12V, 180A, B+ (M8), Ø 52,0 mm
Article number: 305.336.180.281
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52,0
- Number of grooves: 6
- Clamp: B+ (M8)
- Quality: SEG New
- Number of mounting bores: 4
- Item number: 305.336.180.281
- Our price: 230,94 €
- Manufacturer: BV PSH
- EAN number: 8720653950997
- Condition: New
- Reference number OEM: 04L903021J
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Alternator HC-Cargo 04L 903 021 J14V, 180A, PL125, Ø 52,0 mm
Article number: F032116384
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Belt Pulley Ø [mm]: 52,0
- Number of grooves: 6
- Plug Type ID: PL125
- Item number: F032116384
- Our price: 232,56 €
- Manufacturer: HC-Cargo
- EAN number: 5711343406750
- Condition: New
- Reference number OEM: 04L903021J
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Alternator SIDAT 04L 903 021 J12V, 180A, B+ M8, Ø 52 mm
Article number: A12BH0880
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Clamp: B+ M8
- Version: GENUINE
- Number of mounting bores: 4
- alternative item: A12BH0880A2
- Item number: A12BH0880
- Our price: 233,46 €
- Manufacturer: SIDAT
- EAN number: 8033208498388
- Condition: New
- Reference number OEM: 04L903021J
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Alternator SANDO 04L 903 021 J12V, 180A, CPA0462
Article number: 2010527.1
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Manufacturer Restriction: SEG
- Pulleys: with freewheel belt pulley
- Number of ribs: 6
- Plug Type ID: CPA0462
- Number of mounting bores: 4
- Number of threaded holes: 2
- Manufacturer: SKODA, VW
- Item number: 2010527.1
- Our price: 245,46 €
- Manufacturer: SANDO
- EAN number: 2245929175900
- Condition: New
- Reference number OEM: 04L903021J
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Alternator MEAT & DORIA 04L 903 021 J14V, 180A, B+ M8, Ø 52 mm
Article number: 5510670G
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Clamp: B+ M8
- Number of mounting bores: 4
- for OE number: 0125811090
- Item number: 5510670G
- Our price: 252,26 €
- Manufacturer: MEAT & DORIA
- EAN number: 2224423020296
- Condition: New
- Reference number OEM: 04L903021J
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Alternator ELSTOCK 04L 903 021 J14V, 180A, M8 B+, COM/LIN2, Ø 52 mm
Article number: 28-8739
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- Alternator Charging Current [A]: 180
- Voltage [V]: 14
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of ribs: 6
- Plug Type ID: COM / LIN2
- Vehicle Main Current: for vehicles with 12V main current
- Clamp: M8 B+
- Net weight [kg]: 7,38
- Always compare old and new part (in particular OE No.)
- Item number: 28-8739
- Our price: 284,28 €
- Manufacturer: ELSTOCK
- EAN number: 5704651167352
- Condition: Remanufactured
- Reference number OEM: 04L903021J
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Free delivery on this item
Сurrently out of stock
284,28 €
price incl. 23% VAT
A core charge of 48,60 € (incl. 23% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned

Alternator STARDAX 04L 903 021 J12V, 180A, Ø 52 mm
Article number: STX110282R
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of ribs: 6
- Length 3 [mm]: 61,00
- Length [mm]: 40,00, 14,00
- Item number: STX110282R
- Our price: 284,86 €
- Manufacturer: STARDAX
- EAN number: 7900004442932
- Condition: New
- Reference number OEM: 04L903021J
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Alternator SIDAT 04L 903 021 J12V, 180A, B+ M8, Ø 52 mm
Article number: A12BH0880AS
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- Alternator Charging Current [A]: 180
- Voltage [V]: 12
- Pulleys: with freewheel belt pulley
- Belt Pulley Ø [mm]: 52
- Number of grooves: 6
- Clamp: B+ M8
- Version: ARMAN
- Number of mounting bores: 4
- alternative item: A12BH0880
- Item number: A12BH0880AS
- Our price: 289,42 €
- Manufacturer: SIDAT
- EAN number: 8033208427012
- Condition: New
- Reference number OEM: 04L903021J
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