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Details
| Specification | Value |
|---|---|
| Brand | HC-Cargo |
| MPN | f032137257 |
| Inner Diameter [mm] | 23.20 mm |
| Outer Diameter [mm] | 112.0 mm |
| Current Strength [A] | 50 A |
OE numbers (1)
Search by this OE number to find compatible parts
- BMW—12311730580
About this product
HC-Cargo Rectifier Alternator (F 032 137 257) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Inner Diameter [mm]: 23, 20 mm, Outer Diameter [mm]: 112, 0 mm, Current Strength [A]: 50 A, Diode Type: Aluminium — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 0 120 485 048, 0 120 485 04J, 0 123 310 006, 0 123 315 004 and 17 more. Matching these numbers confirms a like-for-like replacement with no loss of function. HC-Cargo 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.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (20)
Rectifier Alternator HC-Cargo F 032 137 257 — compatible car models
| Manufacturer article number (MPN) | F 032 137 257 |
|---|---|
| OE part numbers | 12311730580 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
HC-Cargo f032137257 . Current Strength [A]: 50 A. Diode Type: 2. Inner Diameter [mm]: 23,20 mm. Outer Diameter [mm]: 112,0 mm
- 1x Rectifier Alternator
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 Rectifier Alternator compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Rectifier Alternator fits. All fitment data is verified through TecDoc.
What specifications does this HC-Cargo Rectifier Alternator have?
This HC-Cargo Rectifier Alternator has the following specifications: Inner Diameter [mm]: 23,20 mm; Outer Diameter [mm]: 112,0 mm; Current Strength [A]: 50 A; Diode Type: 2. Check the full specifications table above for complete details.
What OE part numbers does this Rectifier Alternator replace?
This Rectifier Alternator replaces OE part numbers: 12311730580. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Rectifier Alternator cost?
This HC-Cargo Rectifier Alternator is available for £64.99. Rectifier Alternator prices vary depending on brand, specifications, and vehicle compatibility. HC-Cargo parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Rectifier Alternator?
Regular inspection of your Rectifier Alternator 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 Rectifier Alternator?
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 Rectifier Alternator fitted by a professional mechanic.
Can I use this part as a replacement for OE 12311730580?
Yes, this HC-Cargo Rectifier Alternator is a direct replacement for OE part number 12311730580. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
