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Details
| Specification | Value |
|---|---|
| Brand | VALEO |
| Category | Power generator |
| Voltage [V] | 14 V |
| Alternator Charging Current [A] | 90 A |
| Weight [kg] | 5.8 kg |
| Position/Degree | L 90 ° |
| Clamp | B+ / W |
OE numbers (18)
Search by this OE number to find compatible parts
- AUDI / VW—038903018
- AUDI / SEAT / VW / VW (SVW)—038903018B
- AUDI / VW—038903018BX
- VW—038903023T
- VW—06A903026B
- VW—074903025M
- SEAT / VW—074903025MX
- VW—074903025N
- VW—074903025NX
- AUDI / VW—38903018
- AUDI / SEAT / VW / VW (SVW)—38903018B
- AUDI / VW—38903018BX
- VW—38903023T
- VW—6A903026B
- VW—74903025M
- SEAT / VW—74903025MX
- VW—74903025N
- VW—74903025NX
Where this part fits
Original-fit position for OE 074903025M.
About this product
Sourced from VALEO, this power generator (439778) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Voltage [V]: Nylon V, Alternator Charging Current [A]: 90 A, Weight [kg]: Rubber, Carbon kg, Position/Degree: L 90 °, Fastening Type: 43 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit AUDI, SEAT, VW, VW (SVW) models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 010420, 011338, 011660, 0 124 325 021 and 164 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 (150)
Show all 150 OE numbers
Power generator VALEO 439778 — compatible car models
| Car models | AUDI: TT (8N3), TT Roadster (8N9); SEAT: CORDOBA (6L2), IBIZA III (6L1), IBIZA IV (6J5, 6P1), IBIZA IV SC (6J1, 6P5); VW: CALIFORNIA T5 Camper (7EC, 7EF, 7EG, 7HF, 7HC), GOLF IV (1J1), LT 28-35 II Bus (2DB, 2DE, 2DK), LT 28-46 II Platform/Chassis (2DC, 2DF, 2DG, 2DL, 2DM), LT 28-46 II Van (2DA, 2DD, 2DH), MULTIVAN T5 (7HM, 7HN, 7HF, 7EF, 7EM, 7EN), NEW BEETLE (9C1, 1C1), NEW BEETLE Convertible (1Y7), PASSAT B5.5 (3B3), PASSAT B5.5 Variant (3B6) (+12 more); VW (SVW): POLO Hatchback (9J1), POLO Saloon (9J2) |
|---|---|
| Engines | 1.8 T; 1.8 T quattro; 1.9 SDI; 1.8 T Cupra R; 1.9 TDI; 1.6; 2.8 TDI; 2.0; 1.9 D; 1.8 GTI; 1.8 T 20V; 3.2 V6; 2.4 D |
| Year of manufacture | 1990-2018 |
| Manufacturer article number (MPN) | 439778 |
| OE part numbers | 038903018, 038903018B, 038903018BX, 038903023T, 06A903026B, 074903025M, 074903025MX, 074903025N, 074903025NX, 38903018, 38903018B, 38903018BX, 38903023T, 6A903026B, 74903025M, 74903025MX, 74903025N, 74903025NX |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
VALEO 439778 VALEO ORIGINS NEW OE TECHNOLOGY. Alternator Charging Current [A]: 90 A. Clamp: B+ / W. Fastening Type: 43. Position/Degree: L 90 °. Rotation Direction: 0. Voltage [V]: 14 V. Weight [kg]: 5,8 kg
- 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 AUDI, SEAT, VW, VW (SVW) 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]: 90 A; Weight [kg]: 5,8 kg; Position/Degree: L 90 °; Fastening Type: 43; Clamp: B+ / W. 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: 038903018, 038903018B, 038903018BX, 038903023T, 06A903026B, 074903025M, 074903025MX, 074903025N and 10 more. 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 £372.99. 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 038903018?
Yes, this VALEO Power generator is a direct replacement for OE part number 038903018. 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 439778 the same as the VALEO 101822?
No, while both are Power generator parts, they are different products. The VALEO 439778 has Voltage [V]: 14 V, Alternator Charging Current [A]: 90 A, Weight [kg]: 5,8 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
