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Mercedes SLK R172 350 3.5 Alternator (306 hp Petrol M 276.956)

Best alternator for MERCEDES-BENZ SLK 350 3.5 (172.457) petrol
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WAL00004 Alternator Mercedes-Benz SLK 350 (172.457) 306 hp 225 kW M 276.956 2011 R172 WALKER WAL00004 MERCEDES-BENZ SLK (R172) 350 (172.457) Alternator 306 hp Petrol 2025 cost
WALKER WAL00004 Alternator 14V, 180A, M8 B+;COM/LIN2, 0238, Ø 50 mm
Article number: WAL00004
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Pulleys: with freewheel belt pulley
  • Belt Pulley Ø [mm]: 50
  • Number of ribs: 6
  • Plug Type ID: 0238
  • Vehicle Main Current: for vehicles with 12V main current
  • Clamp: M8 B+;COM / LIN2
  • Bore Diameter 1 [mm]: 8
  • Thickness 1 [mm]: 70
  • Bore Diameter 2 [mm]: 8
  • Parameter: Only against oe
  • Net weight [kg]: 7,3
  • Item number: WAL00004
  • Our price: £263.50
  • Manufacturer: WALKER
  • EAN number: 4060426556792
  • Condition: New
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£263.50

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AS-PL A3436S Alternator 12V, 180A
Article number: A3436S
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Manufacturer Restriction: VALEO
  • Pulleys: with belt pulley
  • Quality: STANDARD LINE
  • Version: FG18S077
  • New part without deposit
  • Item number: A3436S
  • Our price: £266.00
  • Manufacturer: AS-PL
  • EAN number: 5902129109655
  • Condition: New
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In stock
-23%
compared to RRP £347.70

£266.00

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FEBI BILSTEIN 192984 Alternator 12V, 180A, Ø 50 mm
Article number: 192984
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Pulleys: with belt pulley
  • Current Strength [A]: 180
  • Belt Pulley Ø [mm]: 50
  • Number of ribs: 6
  • Vehicle Equipment: for vehicles without start-stop function
  • Weight [kg]: 7,2
  • Item number: 192984
  • Our price: £268.00
  • Manufacturer: FEBI BILSTEIN
  • EAN number: 4054224929841
  • Condition: New
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In stock (Item(s) left: 1)
-74%
compared to RRP £1,031.69

£268.00

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FAST FT74062 Alternator 12V, 180A
Article number: FT74062
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Item number: FT74062
  • Our price: £269.50
  • Manufacturer: FAST
  • EAN number: 5904157841644
  • Condition: New
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£269.50

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AS-PL A3145 Alternator 12V, 180A
Article number: A3145
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Manufacturer Restriction: VALEO
  • Pulleys: with freewheel belt pulley
  • Quality: STANDARD LINE
  • Version: FGN18S130
  • New part without deposit
  • Item number: A3145
  • Our price: £270.00
  • Manufacturer: AS-PL
  • EAN number: 5902129065265
  • Condition: New
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In stock
-27%
compared to RRP £374.67

£270.00

price incl. 20% VAT

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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Manufacturer Restriction: Always Cross by OE
  • Pulleys: with freewheel belt pulley
  • Belt Pulley Ø [mm]: 50
  • Number of ribs: 6
  • Plug Type ID: 0238
  • Vehicle Main Current: for vehicles with 12V main current
  • Clamp: M8 B+, COM / LIN2
  • Bore Diameter 1 [mm]: 8
  • Thickness 1 [mm]: 70
  • Bore Diameter 2 [mm]: 8
  • Specification: Only against oe
  • Parameter: Only against oe
  • Net weight [kg]: 7,3
  • Always compare old and new part (in particular OE No.)
  • Item number: 2251981802
  • Our price: £287.50
  • Manufacturer: DRI
  • EAN number: 5708279231006
  • Condition: Remanufactured
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In stock (Item(s) left: 4)
£287.50

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A core charge of £74.87 (incl. 20% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
FAST FT74054 Alternator 12V, 180A
Article number: FT74054
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Pulleys: with freewheel belt pulley
  • Length 3 [mm]: 56
  • Length [mm]: 32
  • Item number: FT74054
  • Our price: £291.50
  • Manufacturer: FAST
  • EAN number: 5904157865022
  • Condition: New
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In stock
-41%
compared to RRP £500.24

£291.50

price incl. 20% VAT

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FAST FT74065 Alternator 12V, 180A
Article number: FT74065
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Pulleys: with freewheel belt pulley
  • Item number: FT74065
  • Our price: £291.50
  • Manufacturer: FAST
  • EAN number: 5904157823435
  • Condition: New
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In stock
£291.50

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    • Manufacturer Restriction: VALEO
    • Vehicle Equipment: for vehicles with start-stop function
  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Product line: NEW ORIGINAL PART
  • Belt Pulley Ø [mm]: 51
  • Number of ribs: 6
  • Position / Degree: L / R
  • Rotation Direction: Clockwise rotation
  • Fastening Type: Direct fastening
  • Clamp: B+
  • Weight [kg]: 7,7
  • New part without deposit
  • Item number: 439653
  • Our price: £296.50
  • Manufacturer: VALEO
  • EAN number: 3276424396532
  • Condition: New
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£296.50

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55-0540 Alternators Mercedes-Benz SLK 350 (172.457) 306 hp 225 kW M 276.956 2020 R172 MAXGEAR 550540 Mercedes SLK R172 350 (172.457) Alternator 306 hp Petrol 2016 cost
MAXGEAR 55-0540 Alternator 12V, 180A
Article number: 55-0540
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Manufacturer Restriction: VALEO
  • Pulleys: with freewheel belt pulley
  • Quality: STANDARD LINE
  • Version: FGN18S130
  • New part without deposit
  • Item number: 55-0540
  • Our price: £298.50
  • Manufacturer: MAXGEAR
  • EAN number: 5907057320998
  • Condition: New
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In stock
£298.50

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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Supplementary Info: REMANUFACTURED PREMIUM
  • Belt Pulley Ø [mm]: 51
  • Number of ribs: 6
  • Exchange Part
  • Position / Degree: L / R
  • Vehicle Equipment: for vehicles with automatic climate control
  • Rotation Direction: Clockwise rotation
  • Fastening Type: Four-point attachment
  • Clamp: B+
  • Weight [kg]: 7,55, 7,66
  • Item number: 440329
  • Our price: £301.50
  • Manufacturer: VALEO
  • EAN number: 3276424403292
  • Condition: Remanufactured
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In stock (Item(s) left: 1)
£301.50

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A core charge of £52.17 (incl. 20% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
    • Construction Year to: 01 / 2016
    • Engine Code: 276.956
    • Transmission Type: 7-Speed Automatic Transmission
    • Vehicle Equipment: for vehicles with automatic climate control, for vehicles with start-stop function
  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Product line: REMANUFACTURED PREMIUM
  • Belt Pulley Ø [mm]: 51
  • Number of ribs: 6
  • Exchange Part
  • Position / Degree: L / R
  • Rotation Direction: Clockwise rotation
  • Fastening Type: Direct fastening
  • Weight [kg]: 7,72
  • Distance of mounting bores [mm]: 70
  • Item number: 440238
  • Our price: £302.00
  • Manufacturer: VALEO
  • EAN number: 3276424402387
  • Condition: Remanufactured
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In stock (Item(s) left: 1)
£302.00

price incl. 20% VAT

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A core charge of £105.49 (incl. 20% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
AUTOELECTRO AEK3339 Alternator 12V, 180A, B+, LIN2
Article number: AEK3339
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    • Version: Check OE#
    • Specification: LIN plug, LIN Plug
  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Pulleys: with multi-belt pulley
  • Number of ribs: 6
  • Plug Type ID: B+, LIN2
  • Number of mounting bores: 4
  • Plug Type: Round Plug
  • Item number: AEK3339
  • Our price: £325.50
  • Manufacturer: AUTOELECTRO
  • EAN number: 5056348615265
  • Condition: New
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In stock
£325.50

price incl. 20% VAT

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A core charge of £31.30 (incl. 20% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Manufacturer Restriction: Always Cross by OE
  • Pulleys: with freewheel belt pulley
  • Belt Pulley Ø [mm]: 50
  • Number of ribs: 6
  • Plug Type ID: 0238
  • Clamp: COM / LIN2, M8 B+
  • Bore Diameter 1 [mm]: 8
  • Thickness 1 [mm]: 70
  • Bore Diameter 2 [mm]: 8
  • Parameter: Only against oe
  • Net weight [kg]: 7,3
  • Item number: 1390105600
  • Our price: £331.50
  • Manufacturer: JP GROUP
  • EAN number: 5710412457792
  • Condition: New
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In stock (Item(s) left: 4)
-34%
compared to RRP £503.87

£331.50

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WAL00203 Alternator Mercedes-Benz SLK 350 (172.457) 306 hp 225 kW M 276.956 2025 R172 WALKER WAL00203 MERCEDES-BENZ SLK (R172) 350 (172.457) Alternators 306 hp Petrol 2011 cost
WALKER WAL00203 Alternator 14V, 180A, M8 B+;COM/LIN2-D, 0239, Ø 50 mm
Article number: WAL00203
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Pulleys: with multi-belt pulley
  • Belt Pulley Ø [mm]: 50
  • Number of ribs: 6
  • Plug Type ID: 0239
  • Vehicle Main Current: for vehicles with 12V main current
  • Clamp: M8 B+;COM / LIN2-D
  • Bore Diameter 1 [mm]: 8
  • Thickness 1 [mm]: 70
  • Bore Diameter 2 [mm]: 8
  • Parameter: Only against oe
  • Net weight [kg]: 7,2
  • Item number: WAL00203
  • Our price: £332.00
  • Manufacturer: WALKER
  • EAN number: 4060426558789
  • Condition: New
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In stock (Item(s) left: 2)
£332.00

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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Manufacturer Restriction: Always Cross by OE
  • Pulleys: with freewheel belt pulley
  • Belt Pulley Ø [mm]: 50
  • Number of ribs: 6
  • Plug Type ID: 0238
  • Vehicle Main Current: for vehicles with 12V main current
  • Clamp: M8 B+, COM / LIN2
  • Bore Diameter 1 [mm]: 8
  • Thickness 1 [mm]: 70
  • Bore Diameter 2 [mm]: 8
  • Specification: Only against oe
  • Parameter: Only against oe
  • Net weight [kg]: 7,3
  • Always compare old and new part (in particular OE No.)
  • Item number: 28-6520
  • Our price: £339.50
  • Manufacturer: ELSTOCK
  • EAN number: 5708279231006
  • Condition: Remanufactured
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In stock (Item(s) left: 2)
£339.50

price incl. 20% VAT

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A core charge of £26.21 (incl. 20% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
    • New Part
    • Manufacturer Restriction: VALEO
    • Vehicle Equipment: for vehicles with start-stop function
  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Pulleys: with freewheel belt pulley
  • Belt Pulley Ø [mm]: 49,6
  • Number of grooves: 6
  • Clamp: B+ (M8), M8 B+
  • Quality: +Line Pro
  • Number of mounting bores: 4
  • Item number: 555.923.180.004
  • Our price: £342.00
  • Manufacturer: BV PSH
  • EAN number: 8720264378463
  • Condition: New
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In stock
-15%
compared to RRP £402.01

£342.00

price incl. 20% VAT

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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 14
  • Supplementary Info: NEW ORIGINAL PART
  • Belt Pulley Ø [mm]: 51
  • Number of ribs: 6
  • Position / Degree: L / R
  • Rotation Direction: Clockwise rotation
  • Fastening Type: Direct fastening
  • Clamp: B+
  • Weight [kg]: 7,7
  • New part without deposit
  • Item number: 439738
  • Our price: £355.50
  • Manufacturer: VALEO
  • EAN number: 3276424397386
  • Condition: New
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In stock (Item(s) left: 6)
£355.50

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A core charge of £7.17 (incl. 20% VAT) is NOT included in the price and will be refunded to the customer when the old part is returned
BV PSH 555.903.180.500 Alternator 12V, 180A, B+ (M8), Ø 50,0 mm
Article number: 555.903.180.500
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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Belt Pulley Ø [mm]: 50,0
  • Number of grooves: 6
  • Clamp: B+ (M8)
  • Quality: Valeo New
  • Number of mounting bores: 4
  • Mounting Angle [degrees]: 180
  • Item number: 555.903.180.500
  • Our price: £401.00
  • Manufacturer: BV PSH
  • EAN number: 8720264101245
  • Condition: New
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In stock (Item(s) left: 1)
-37%
compared to RRP £644.52

£401.00

price incl. 20% VAT

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  • Alternator Charging Current [A]: 180
  • Voltage [V]: 12
  • Manufacturer Restriction: VALEO
  • Pulleys: with freewheel belt pulley
  • Number of ribs: 6
  • Plug Type ID: CPA0239
  • Supplementary Article / Supplementary Info: with integrated regulator
  • Clamp: M8
  • Weight [g]: 6100
  • Number of mounting bores: 4
  • Manufacturer: MERCEDES-BENZ
  • Item number: CAL15470GS
  • Our price: £424.50
  • Manufacturer: CASCO
  • EAN number: 2248410877882
  • Condition: New
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What is the best alternator for the Mercedes-Benz SLK (R172) 3498 ccm?

The best alternators for the Mercedes SLK R172 350 (172.457) are from the following original brands:

  • RIDEX
  • AS-PL
  • BV PSH
  • BOSCH
  • HELLA

How much does an alternator for the MERCEDES-BENZ SLK (R172) 350 (172.457) cost?

The price of an alternator for a Mercedes SLK R172 350 (172.457) Petrol ranges from £263.5 to £424.5.

How to tell if the alternator on your Mercedes SLK R172 350 (172.457) is bad and what to do

If the alternator is not charging the battery, symptoms such as flickering lights or a loss of power may be the first signs of a fault. The regulator, freewheel clutch and screws must be checked. If necessary, remove the alternator on your MERCEDES-BENZ SLK (R172) 225 kW / 306 hp and replace it.

Which alternator do I need for my Mercedes SLK R172 350 (172.457) Petrol (Direct Injection) 2011 - 2025?

Alternator charging current [A] 180
Pulley Ø [mm] 49.6; 50; 51
Pulleys with belt pulley; with freewheel belt pulley; with multi-belt pulley
Weight [kg] 7.2; 7.7; 7.72; 7557.66
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