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Details
| Specification | Value |
|---|---|
| Brand | HELLA |
| MPN | 5dr004241-451 |
| Voltage [V] | 12 V |
| Manufacturer Restriction | Valeo Motorola |
| Operating voltage [V] | 14.1 V |
OE/OEM numbers (26)
Search by this OE number to find compatible parts
- AUDI / SEAT / VW—026 903 015 E
- AUDI / SEAT / VW—036 903 803 A
- AUDI / VW—037 903 803
- SEAT / VW—037 903 803 H
- AUDI / SEAT / VW—049 903 803 H
- AUDI / SEAT / VW—068 903 017 NX
- AUDI / VW—068 903 171
- BMW—12 31 1 730 060
- BMW—12 31 1 730 261
- BMW—12 31 1 730 601
- BMW—12 31 1 738 515
- BMW—12 31 1 739 193
- BMW—12 31 1 748 607
- BMW—13 64 1 730 060
- BMW—1 730 060
- BMW—1 730 261
- BMW—1 730 601
- BMW—1 738 515
- BMW—1 739 193
- BMW—1 739 919
- BMW—1 748 607
- BMW—1 748 860
- CHRYSLER—29 400 30
- SEAT—379 038 03
- AUDI—379 038 03H
- SEAT—689 031 71
Where this part fits
Original-fit position for OE 12311748607. The red ring marks where this part installs on the vehicle.
About this product
When alternator regulator performance matters, the HELLA 5DR 004 241-451 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Voltage [V]: Zinc V, Manufacturer Restriction: Valeo Motorola, Operating voltage [V]: Nylon, Steel V. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with AUDI, PORSCHE, SEAT, 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: 004 241-451, 004241451, 0190005019, 026 903 015 E and 291 more. Matching these numbers confirms a like-for-like replacement with no loss of function. HELLA 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About HELLA
HELLA, founded in 1899 in Lippstadt, Germany, is a global automotive lighting and electronics specialist now operating as FORVIA HELLA. HELLA specialises in headlamps, rear lights, signal lighting, sensors, actuators, and electronic control units. As an OE supplier to virtually all major car manufacturers, HELLA products represent the cutting edge of automotive lighting and electronic technology. With 125+ years of innovation in vehicle illumination and electronics, HELLA is the definitive choice for high-quality lighting and electronic component replacements.
Suitable cars
Equivalent products (200)
Show all 200 OE numbers
Alternator Regulator HELLA 5DR 004 241-451 — compatible car models
| Car models | AUDI: 100 C3 Avant (445, 446), 100 C3 Saloon (443, 444), 80 B2 Saloon (811, 813, 814, 819, 853), COUPE B2 (81, 855, 856), QUATTRO (85); PORSCHE: 914; SEAT: TOLEDO I (1L2); VW: 1500,1600 (31), 1500,1600 Hatchback (31), 1500,1600 Variant (36), 412 Variant, DERBY (86), DERBY (86C, 80), GOLF I (17), GOLF I Cabriolet (155), GOLF II (19E, 1G1), JETTA I (16) (+13 more) |
|---|---|
| Engines | 1.8; 1.3; 1.6; 2.1 Turbo; 1.7; 1.6 i; 1.5; 1.5 L; 0.9; 1.0; 1.1; 1500 1.5; 1200; 1500 |
| Year of manufacture | 1949-1999 |
| Manufacturer article number (MPN) | 5DR 004 241-451 |
| OE part numbers | 026 903 015 E, 036 903 803 A, 037 903 803, 037 903 803 H, 049 903 803 H, 068 903 017 NX, 068 903 171, 12 31 1 730 060, 12 31 1 730 261, 12 31 1 730 601, 12 31 1 738 515, 12 31 1 739 193, 12 31 1 748 607, 13 64 1 730 060, 1 730 060, 1 730 261, 1 730 601, 1 738 515, 1 739 193, 1 739 919 (+6 more) |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
HELLA 5dr004241-451 . Manufacturer Restriction: Valeo Motorola. Operating voltage [V]: 14,1 V. Voltage [V]: 12 V
- 1x Alternator Regulator
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- 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 Alternator Regulator compatible with my car?
This Alternator Regulator fits AUDI, PORSCHE, SEAT, 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 HELLA Alternator Regulator have?
This HELLA Alternator Regulator has the following specifications: Voltage [V]: 12 V; Manufacturer Restriction: Valeo Motorola; Operating voltage [V]: 14,1 V. Check the full specifications table above for complete details.
What OE part numbers does this Alternator Regulator replace?
This Alternator Regulator replaces OE part numbers: 026 903 015 E, 036 903 803 A, 037 903 803, 037 903 803 H, 049 903 803 H, 068 903 017 NX, 068 903 171, 12 31 1 730 060 and 18 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Alternator Regulator cost?
This HELLA Alternator Regulator is available for £22.99. Alternator Regulator prices vary depending on brand, specifications, and vehicle compatibility. HELLA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Alternator Regulator?
Regular inspection of your Alternator Regulator is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Alternator Regulator?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Alternator Regulator fitted by a professional mechanic.
Can I use this part as a replacement for OE 026 903 015 E?
Yes, this HELLA Alternator Regulator is a direct replacement for OE part number 026 903 015 E. 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 HELLA 5DR 004 241-451 the same as the HELLA 5DR 004 241-121?
No, while both are Alternator Regulator parts, they are different products. The HELLA 5DR 004 241-451 has Voltage [V]: 12 V, Manufacturer Restriction: Valeo Motorola, Operating voltage [V]: 14,1 V. The HELLA 5DR 004 241-121 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.
