Alternator for 2017 Mercedes-Benz Maybach S550 & More - VALEO 439843

$1,044.99

Vehicles this part fits

    Part number: 439843
    EAN: 3276424398437
    Condition: New
    Weight: 16.70 LBS
    Item Package Quantity: 1
    $1,044.99
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    Alternator-4Matic Valeo 439843
    Alternator-4Matic Valeo 439843
    $1,044.99
    $1,044.99

    VALEO 439843 alternator for the 2017 Mercedes-Benz Maybach S550 V8 4.7L and other vehicles charges the battery while the engine runs. It is a 100% new alternator, built with new components and core.

    • Valeo OE product line
    • Rare earth magnets raise output without making the alternator larger
    • Extreme-condition testing for up to 6 months for reliability under heavy electrical demand
    • Resists heat, vibration and contaminating particles to help maintain charge output
    • Aluminum housing with an internal fan

    Quick facts

    • Part: VALEO 439843 alternator
    • Fits: 2017 Mercedes-Benz Maybach S550 V8 4.7L and other vehicles
    • Material: Aluminium (housing)
    • Condition: New

    A dim headlight, a battery warning light or a battery that keeps going flat can mean the alternator is worn, though a slipping belt or a tired battery can also produce them, so find the cause before replacing the alternator.

    Fits

    It fits the 2017 Mercedes-Benz Maybach S550 V8 4.7L and the 2014-2017 Mercedes-Benz S550 V8 4.7L, and either car takes a single alternator.

    Specifications

    Fit and size

    • Quantity per vehicle: 1
    • Voltage: 12 V DC
    • Amperage rating: 250 A
    • Pulley diameter: 51
    • Pulley grooves: 6
    • Rotation direction: clockwise

    Build and materials

    • Housing material: Aluminium
    • Fan type: internal
    • Condition: new
    • Country of origin: France

    Interchange: 11739 · 10335 · 0009060304 · 000906030480 · 9060304 · 906030480

    This part cross-references / interchanges with the following part numbers:

    11739, 10335, 0009060304, 000906030480, 9060304, 906030480

    Frequently Asked Questions

    Is this a Mercedes S550 alternator for the 2014-2017 Mercedes-Benz S550 V8 4.7L?

    Yes. VALEO 439843 fits the 2014-2017 Mercedes-Benz S550 V8 4.7L, and that car takes one alternator.

    How many amps is this VALEO alternator rated for?

    VALEO 439843 is rated at 250 amps on a 12-volt DC system.

    How many grooves does this alternator pulley have?

    The pulley has 6 grooves, and the alternator turns clockwise. The fan is internal.

    Can a dim headlight or a battery warning light point to a worn alternator?

    Yes, they can be signs of a worn alternator, as can a battery that keeps going flat. A shop can test the charging system on the car.

    How is the 439843 alternator tested?

    Every application goes through extreme-condition testing for up to 6 months for reliability. The alternator also resists heat, vibration and contaminating particles to help maintain charge output.

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