Alternator-Base Valeo 439618 fits 2008 Audi S5 4.2L-V8

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Alternator-Base Valeo 439618 fits 2008 Audi S5 4.2L-V8 - view 8

Alternator-Base Valeo 439618 fits 2008 Audi S5 4.2L-V8 - view 9

Alternator for 2008-2012 Audi S5 - VALEO 439618

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$592.99

MPN: 439618

Item Package Quantity: 1

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Alternator-Base Valeo 439618 fits 2008 Audi S5 4.2L-V8

$592.99

Description

VALEO 439618 alternator for the 2008-2012 Audi S5 V8 4.2L charges the battery and powers the electrical system while the engine runs. This VALEO alternator is a new part that replaces a worn or failed unit on that engine.

Rare earth magnets raise charging power without increasing the alternator's size
Each unit goes through up to 1,000 hours of load and thermal cycle testing
Resists heat, vibration and contaminants
Aluminium housing

Quick facts

Part: VALEO 439618 alternator
Fits: 2008-2012 Audi S5 V8 4.2L
Material: Aluminium housing
Condition: New

A battery warning light, dimming headlights or a battery that keeps going flat can mean this alternator is worn, though a tired battery or a slack drive belt can lie behind them. Find the cause before you replace the alternator.

Fits

It is an alternator replacement for the 2008-2012 Audi S5 V8 4.2L, with an application-specific design for a direct fit.

Specifications

Fit and size

Quantity per vehicle: 1
Pulley diameter: 77.7 mm

Build and materials

Housing material: Aluminium
Condition: New

In the box

This listing holds one alternator, and the 2008-2012 Audi S5 V8 4.2L takes one.

Interchange: 079903015F · 478140 · 11424 · 15051 · 12951 · 079903015FX

Manufacturer's Description

Product Specs

Buyer's Guide

Interchange Part Numbers

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

079903015F, 478140, 11424, 15051, 12951, 079903015FX

Frequently Asked Questions

Is the VALEO 439618 the right alternator for the 2008-2012 Audi S5 V8 4.2L?

Yes. VALEO 439618 is an alternator made for the 2008-2012 Audi S5 V8 4.2L, which takes one.

How many alternators come with this listing?

Just one. This listing is a single alternator, and the fitment calls for one per vehicle.

What is the pulley diameter on the VALEO 439618 alternator?

The VALEO 439618 pulley measures 77.7 mm across, which you can compare with the pulley on your old unit.

My battery keeps going flat; can a worn alternator be the reason?

It can be, since the alternator recharges the battery while you drive, and a battery light or dimming headlights can go with it. A shop can test charging output, which needs the engine running.

Is part number 079903015F the same as VALEO 439618?

Yes. 079903015F is one of the numbers this VALEO alternator replaces.