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CP247
Gallery
BrandVALEO
MPN439839
OE refs4
SKU0021-439839
GTIN / EAN3276424398390

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Details

SpecificationValue
BrandVALEO
CategoryPower generator
Voltage [V]14 V
Alternator Charging Current [A]180 A
Weight [kg]7.68 kg
Position/DegreeR 90 °
Belt Pulley Ø [mm]57 mm
ClampB+

OE numbers (4)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 03H903023J. The red ring marks where this part installs on the vehicle.

Alternator D - 02.10.2012>> — Touareg Touareg 7P Facelift (2013–2018) — Alternator
Touareg Touareg 7P Facelift (2013–2018) · AlternatorPosition 1

About this product

VALEO Power generator (439839) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Voltage [V]: Nylon V, Alternator Charging Current [A]: 180 A, Weight [kg]: Ceramic, 68 kg, Number of ribs: Ceramic, Position/Degree: R 90 ° — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with VW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 031819, 03H903023J, 03H903023JX, 10444441 and 24 more. Matching these numbers confirms a like-for-like replacement with no loss of function. VALEO is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

About VALEO

Valeo, founded in 1923 in Saint-Ouen, France, is a major global automotive supplier with expertise spanning multiple vehicle systems. Valeo specialises in clutch kits, alternators, starters, wiper systems, lighting, and thermal management components. As an OE supplier to Peugeot, Renault, Citroën, Volkswagen, and many others, Valeo products maintain factory-quality standards. With 19 research centres worldwide and a strong focus on innovation, Valeo combines French engineering heritage with cutting-edge automotive technology for dependable replacement parts.

Suitable cars

Equivalent products (24)

Show all 24 OE numbers
3F QUALITYALTE543
3F QUALITYPRAE543
AD KÜHNER553960RIV
ALANKO10444441
AS-PLA3148£203.99
AS-PLA3148VALEO
BV PSH305.913.180.004
BV PSH305913180004
BV PSH305.913.180.500
BV PSH305913180500
CASCOCAL15544GS
DA SILVA031819
DA SILVA31819
DELCO REMY931876
EUROTEC12090581
REMYDRA1876
SIDATA12VA0868AS
VALEO440564£301.99
VALEOFG18T121
VEMOV10-13-50086
VEMOV101350086
WAI11818N

Power generator VALEO 439839compatible car models

Car modelsVW: TOUAREG (7P5, 7P6)
Engines3.6 V6 FSI
Year of manufacture2010-2018
Manufacturer article number (MPN)439839
OE part numbers03H903023J, 03H903023JX, 3H903023J, 3H903023JX
Compatibility check

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Description and what's included

VALEO 439839 VALEO ORIGINS NEW OE TECHNOLOGY. Alternator Charging Current [A]: 180 A. Belt Pulley Ø [mm]: 57 mm. Clamp: B+. Fastening Type: 43. Number of ribs: 7. Position/Degree: R 90 °. Pulleys: 3. Rotation Direction: 0

What's included:
  • 1x Power generator
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Tracked standard shipping.

  • Standard delivery: 5–9 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Power generator compatible with my car?

This Power generator fits VW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this VALEO Power generator have?

This VALEO Power generator has the following specifications: Voltage [V]: 14 V; Alternator Charging Current [A]: 180 A; Weight [kg]: 7,68 kg; Number of ribs: 7; Position/Degree: R 90 °; Fastening Type: 43. Check the full specifications table above for complete details.

What OE part numbers does this Power generator replace?

This Power generator replaces OE part numbers: 03H903023J, 03H903023JX, 3H903023J, 3H903023JX. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Power generator cost?

This VALEO Power generator is available for £368.99. Power generator prices vary depending on brand, specifications, and vehicle compatibility. VALEO parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Power generator?

Watch for dimming headlights, warning light on dashboard, dead battery, strange noises from the engine, or electrical accessories malfunctioning.

What tools do I need to replace a Power generator?

Tools needed: socket set (8-17mm), spanner set, serpentine belt tool or breaker bar, multi-meter (for testing charge output), battery terminal clamp remover. Difficulty: Moderate DIY. Safety warning: Disconnect the battery negative terminal before starting. Never disconnect the alternator with the engine running -- voltage spikes will destroy ECU electronics.

Can I use this part as a replacement for OE 03H903023J?

Yes, this VALEO Power generator is a direct replacement for OE part number 03H903023J. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

Is the VALEO 439839 the same as the VALEO 101822?

No, while both are Power generator parts, they are different products. The VALEO 439839 has Voltage [V]: 14 V, Alternator Charging Current [A]: 180 A, Weight [kg]: 7,68 kg. The VALEO 101822 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.

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