• SHOP
  • CLUB
0
My Garage
Add vehicle
0
items #
0,00 €
Your basket is empty

It is necessary to choose your car model, otherwise you risk buying an item that does not fit. Please note that our search function only provides results relevant to a certain vehicle type.

Alternator 12311730257

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 spare parts in the list below are equivalent to OEM number 12 31 1 730 257:

  • 12 31 1 730 257 (original number of BMW)
Manufacturers
Filter
19 items
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: for v-belt pulley
  • Rated Voltage [V]: 14
  • Belt Pulley Ø [mm]: 78
  • Number of grooves: 1
  • Vehicle Main Current: for vehicles with 12V main current
  • Rotation Direction: Clockwise rotation
  • Alternator Type: excl. vacuum pump
  • Fastening Type: Single pivoted lever
  • Clamp: B+(M8),D+(M5)
  • Bore Diameter 1 [mm]: 8
  • Number of mounting bores: 2
  • Number of threaded holes 0
  • Distance from belt pulley to alternator [mm]: 77
  • Item number: 4G0550
  • Our price: 157,99 €
  • Manufacturer: RIDEX
  • EAN number: 4059191979165
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Get a bonus of 1,39 € when you purchase this product
You will receive 1,39 € in your bonus account if you buy this product:
  • Accumulate your bonuses through purchasing items marked “BONUS";
  • Pay for up to 10% of your order with the accumulated bonuses;
More
Free delivery on this item
In stock
-40%
compared to RRP 265,30 €

157,99 €
Price per item

price incl. 19% VAT

free delivery

Alternator AS-PL 12 31 1 730 25712V, 90A
Article number: A0070
Reviews - 3
  • Alternator Charging Current [A]: 90
  • Voltage [V]: 12
  • Pulleys: with belt pulley
  • Quality: STANDARD LINE
  • Version: 0120469777
  • New part without deposit
  • Item number: A0070
  • Our price: 147,99 €
  • Manufacturer: AS-PL
  • EAN number: 5901259401004
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
In stock
-37%
compared to RRP 236,58 €

147,99 €

price incl. 19% VAT

free delivery

Alternator BV PSH 12 31 1 730 25712V, 80A, B+ (M8), Ø 75,0 mm
Article number: 215.008.080.010
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Belt Pulley Ø [mm]: 75,0
  • Number of grooves: 1
  • Clamp: B+ (M8)
  • Quality: +Line Original
  • Number of mounting bores: 2
  • Mounting Angle [degrees]: -60
  • Item number: 215.008.080.010
  • Our price: 160,49 €
  • Manufacturer: BV PSH
  • EAN number: 8720264695140
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Get a bonus of 1,00 € when you purchase this product
You will receive 1,00 € in your bonus account if you buy this product:
  • Accumulate your bonuses through purchasing items marked “BONUS";
  • Pay for up to 10% of your order with the accumulated bonuses;
More
Free delivery on this item
In stock
-21%
compared to RRP 204,86 €

160,49 €

price incl. 19% VAT

free delivery

Alternator AD KÜHNER 12 31 1 730 25712V, 80A
Article number: 30362RI
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Number of grooves: 1
  • Diameter [mm]: 73
  • Item number: 30362RI
  • Our price: 226,50 €
  • Manufacturer: AD KÜHNER
  • EAN number: 805622406619
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
In stock (Item(s) left: 4)
226,50 €

price incl. 19% VAT

free delivery

  • Alternator Charging Current [A]: 90
  • Voltage [V]: 14
  • Pulleys: with belt pulley
  • Belt Pulley Ø [mm]: 78
  • Position / Degree: li 60
  • Used part return not required
  • Item number: 32034170
  • Our price: 237,50 €
  • Manufacturer: HERTH+BUSS ELPARTS
  • EAN number: 4026736001414
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
In stock (Item(s) left: 3)
237,50 €

price incl. 19% VAT

free delivery

Alternator LAUBER 12 31 1 730 25712V, 80A
Article number: 11.0362
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: with belt pulley
  • Number of grooves: 1
  • Exchange Part
  • Item number: 11.0362
  • Our price: 36,99 €
  • Manufacturer: LAUBER
  • EAN number: 22110923849148384914
  • Condition: Remanufactured
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Сurrently out of stock
36,99 €

price incl. 19% VAT

excl. delivery costs

Alternator BV PSH 12 31 1 730 25712V, 80A, M8 B+, Ø 75,2 mm
Article number: 215.008.080.215
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Belt Pulley Ø [mm]: 75,2
  • Number of grooves: 1
  • Vehicle Main Current: for vehicles with 12V main current
  • Clamp: M8 B+
  • Quality: Bosch Reman
  • Number of mounting bores: 2
  • Mounting Angle [degrees]: -60
  • Item number: 215.008.080.215
  • Our price: 102,99 €
  • Manufacturer: BV PSH
  • EAN number: 70215008080215
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
102,99 €

price incl. 19% VAT

free delivery

BV PSH 215.008.080.505 Sample photo only A14V05-R 215.008.080.505 Alternator BV PSH 1231 1730 257 BMW
Alternator BV PSH 12 31 1 730 25712V, 80A, B+ (M8), Ø 75,0 mm
Article number: 215.008.080.505
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Belt Pulley Ø [mm]: 75,0
  • Number of grooves: 1
  • Clamp: B+ (M8)
  • Quality: Valeo Reman
  • Number of mounting bores: 2
  • Mounting Angle [degrees]: -60
  • Item number: 215.008.080.505
  • Our price: 102,99 €
  • Manufacturer: BV PSH
  • EAN number: 2230423920557
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
102,99 €

price incl. 19% VAT

free delivery

ALANKO 11442534 442534 11442534 Alternator ALANKO 12311730257 MERCEDES-BENZ
Alternator ALANKO 12 31 1 730 25712V, 80A, Ø 87 mm
Article number: 11442534
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: for v-belt pulley
  • Belt Pulley Ø [mm]: 87
  • Number of ribs: 1
  • Exchange Part
  • Rotation Direction: Clockwise rotation
  • Quantity Unit: Piece
  • Item number: 11442534
  • Our price: 114,49 €
  • Manufacturer: ALANKO
  • EAN number: 4053082243243
  • Condition: Remanufactured
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
114,49 €

price incl. 19% VAT

free delivery

  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: for v-belt pulley
  • Belt Pulley Ø [mm]: 78
  • Number of ribs: 1
  • Plug Type ID: B+(M8),B+,D+
  • Exchange Part
  • Rotation Direction: Clockwise rotation
  • Number of mounting bores: 2
  • Number of threaded holes 0
  • Quantity Unit: Piece
  • Item number: 11441686
  • Our price: 122,99 €
  • Manufacturer: ALANKO
  • EAN number: 4053082229490
  • Condition: Remanufactured
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
122,99 €

price incl. 19% VAT

free delivery

STARDAX STX100983 Sample photo only STX100983 Alternator STARDAX 12-31-1-730-257 MERCEDES-BENZ
Alternator STARDAX 12 31 1 730 25712V, 65A
Article number: STX100983
Submit a review
  • Alternator Charging Current [A]: 65
  • Voltage [V]: 12
  • Exchange Part
  • Item number: STX100983
  • Our price: 129,99 €
  • Manufacturer: STARDAX
  • EAN number: 226382168456331684563
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
129,99 €

price incl. 19% VAT

free delivery

  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: for v-belt pulley
  • Rated Voltage [V]: 14
  • Belt Pulley Ø [mm]: 78
  • Number of grooves: 1
  • Vehicle Main Current: for vehicles with 12V main current
  • Rotation Direction: Clockwise rotation
  • Alternator Type: excl. vacuum pump
  • Fastening Type: Single pivoted lever
  • Clamp: B+(M8),D+(M5)
  • Bore Diameter 1 [mm]: 8
  • Number of mounting bores: 2
  • Number of threaded holes 0
  • Distance from belt pulley to alternator [mm]: 77
  • Item number: SKGN-0320772
  • Our price: 155,49 €
  • Manufacturer: STARK
  • EAN number: 4059191979158
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
-38%
compared to RRP 252,10 €

155,49 €
Price per item

price incl. 19% VAT

free delivery

Alternator MAGNETI MARELLI 12 31 1 730 25714V, 80A
Article number: 943356803010
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 14
  • Item number: 943356803010
  • Our price: 162,49 €
  • Manufacturer: MAGNETI MARELLI
  • EAN number: 8001063157795
  • Condition: Remanufactured
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
162,49 €

price incl. 19% VAT

free delivery

  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: for v-belt pulley
  • Belt Pulley Ø [mm]: 78
  • Number of ribs: 1
  • Plug Type ID: B+(M8),B+,D+
  • Rotation Direction: Clockwise rotation
  • New Part
  • Number of mounting bores: 2
  • Quantity Unit: Piece
  • Item number: 10441686
  • Our price: 165,99 €
  • Manufacturer: ALANKO
  • EAN number: 4053082229483
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
-37%
compared to RRP 265,32 €

165,99 €

price incl. 19% VAT

free delivery

  • Alternator Charging Current [A]: 90
  • Voltage [V]: 12
  • Manufacturer Restriction: BOSCH
  • Pulleys: with belt pulley
  • Belt Pulley Ø [mm]: 70
  • Number of ribs: 1
  • Plug Type ID: CPA0094
  • Clamp: M8
  • Weight [g]: 6200
  • Number of mounting bores: 2
  • Manufacturer: BMW
  • Item number: 2010054.0
  • Our price: 169,49 €
  • Manufacturer: SANDO
  • EAN number: 224592170556501705565
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
169,49 €

price incl. 19% VAT

free delivery

RIDEX REMAN 4G0550R 4G0550R Alternator RIDEX REMAN 1231 1730 257 BMW 360° 4G0550R
Alternator RIDEX REMAN 12 31 1 730 25712V, 80A, B+(M8),D+(M5), excl. vacuum pump, Ø 78 mm
Article number: 4G0550R
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: for v-belt pulley
  • Rated Voltage [V]: 14
  • Belt Pulley Ø [mm]: 78
  • Number of grooves: 1
  • Vehicle Main Current: for vehicles with 12V main current
  • Rotation Direction: Clockwise rotation
  • Alternator Type: excl. vacuum pump
  • Fastening Type: Single pivoted lever
  • Clamp: B+(M8),D+(M5)
  • Bore Diameter 1 [mm]: 8
  • Number of mounting bores: 2
  • Number of threaded holes 0
  • Distance from belt pulley to alternator [mm]: 77
  • Item number: 4G0550R
  • Our price: 180,99 €
  • Manufacturer: RIDEX REMAN
  • EAN number: 4067448145195
  • Condition: Remanufactured
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
180,99 €
Price per item

price incl. 19% VAT

free delivery

  • Alternator Charging Current [A]: 90
  • Voltage [V]: 12
  • Manufacturer Restriction: BOSCH
  • Pulleys: with belt pulley
  • Belt Pulley Ø [mm]: 70
  • Number of ribs: 1
  • Plug Type ID: CPA0094
  • Clamp: M8
  • Weight [g]: 6200
  • Number of mounting bores: 2
  • Manufacturer: BMW
  • Item number: CAL10054AS
  • Our price: 239,00 €
  • Manufacturer: CASCO
  • EAN number: 8058642580772
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
239,00 €

price incl. 19% VAT

free delivery

Alternator AUTOELECTRO 12 31 1 730 25712V, 80A, B+, D+
Article number: AEA7115
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 12
  • Pulleys: with V-ribbed belt pulley
  • Plug Type ID: B+, D+
  • Number of mounting bores: 2
  • Plug Type: Ring Connector
  • Item number: AEA7115
  • Our price: 317,50 €
  • Manufacturer: AUTOELECTRO
  • EAN number: 5056348604368
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Additional information

Stop-start. Locates with dowel Side plug connection

Details
Free delivery on this item
Сurrently out of stock
317,50 €

price incl. 19% VAT

free delivery

A core charge of 71,40 € (incl. 19% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
Alternator HELLA 12 31 1 730 25714V, 80A, Ø 73 mm
Article number: 8EL 725 766-001
Submit a review
  • Alternator Charging Current [A]: 80
  • Voltage [V]: 14
  • Pulleys: with belt pulley
  • Belt Pulley Ø [mm]: 73
  • Number of ribs: 1
  • Exchange Part
  • Item number: 8EL 725 766-001
  • Our price: 451,50 €
  • Manufacturer: HELLA
  • EAN number: 4082300061598
  • Condition: New
  • Reference number OEM: 12311730257
Show OEM numbers of the product
Details
Free delivery on this item
Сurrently out of stock
451,50 €

price incl. 19% VAT

free delivery

A core charge of 29,75 € (incl. 19% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
The best offers: