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CP247
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BrandAS-PL
MPNAR4003
OE refs2
SKU4843-AR4003
GTIN / EAN5901259410136

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Details

SpecificationValue
BrandAS-PL
MPNar4003
Voltage [V]12 V
Alternator Charging Current [A]55 A
QualitySTANDARD LINE
Outer Diameter [mm]89.00 mm
Length 1 [mm]142 mm

OE/OEM numbers (2)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 9939956. The red ring marks where this part installs on the vehicle.

PART — Others
OthersPosition main

About this product

Sourced from AS-PL, this rotor alternator (AR4003) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Voltage [V]: Zinc V, Alternator Charging Current [A]: 55 A, Quality: STANDARD LINE, Outer Diameter [mm]: 89, 00 mm, Length 1 [mm]: 142 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 063320001010, 063320002010, 063320004010, 063320005010 and 252 more. Matching these numbers confirms a like-for-like replacement with no loss of function. AS-PL 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.

Suitable cars

Vehicle matches are curated from manufacturer data

Confirmed fits based on manufacturer data.

Equivalent products (200)

Show all 200 OE numbers
AS-PL063320001010
AS-PL063320002010
AS-PL063320004010
AS-PL063320005010
AS-PL063320006010
AS-PL063320007010
AS-PL063320008010
AS-PL063320010010
AS-PL063320012010
AS-PL063320027010
AS-PL063320028010
AS-PL063320029010
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AS-PL063320059010
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AS-PL063320091010
AS-PL063320094010
AS-PL063320096010
AS-PL063320097010
AS-PL063320101010
AS-PL063320102010
AS-PL063320113010
AS-PL063320127010
AS-PL063320130010
AS-PL063320131010
AS-PL063321000000
AS-PL063321000010
AS-PL063321001010
AS-PL063321003010
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AS-PL063321005010
AS-PL063321006010
AS-PL063321007010
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AS-PL063321009010
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AS-PL063321013010
AS-PL063321015010
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AS-PL063321029010
AS-PL063321057010
AS-PL063321058010
AS-PL063321059010
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AS-PL063321067010
AS-PL063321071010
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AS-PL063321083010
AS-PL063321095010
AS-PL063321097010
AS-PL063321103010
AS-PL063321107010
AS-PL063321109010
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AS-PL063321112020
AS-PL063321113010
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AS-PL063321138010
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AS-PL063321159010
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AS-PL063321172010
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AS-PL063321409010
AS-PL063321452000
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AS-PL063394551000
AS-PL063394555000
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AS-PL063395551000
AS-PL063395559000
AS-PL063395562000
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AS-PL063395575000
AS-PL063395577000
AS-PL063395578000
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AS-PL063395583000
AS-PL063395584000
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AS-PL063395586000
AS-PL063396555000
AS-PL3160200
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AS-PL63320001
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AS-PL63320004
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AS-PL63320006
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AS-PL63320008
AS-PL63320010
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AS-PL63320027
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AS-PL63320030
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AS-PL63320034
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AS-PL63320041
AS-PL63320047
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AS-PL63320056
AS-PL63320059
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AS-PL63320113
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AS-PL63321105
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AS-PL63321108
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AS-PL63321112
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Rotor Alternator AS-PL AR4003 — compatible car models

Manufacturer article number (MPN)AR4003
OE part numbers9939956, 9940297
Compatibility check

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Description and what's included

AS-PL ar4003 Brand new AS-PL. Alternator Charging Current [A]: 55 A. Length 1 [mm]: 142 mm. Outer Diameter [mm]: 89,00 mm. Quality: STANDARD LINE. Voltage [V]: 12 V

What's included:
  • 1x Rotor Alternator
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 Rotor 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 Rotor Alternator fits. All fitment data is verified through TecDoc.

What specifications does this AS-PL Rotor Alternator have?

This AS-PL Rotor Alternator has the following specifications: Voltage [V]: 12 V; Alternator Charging Current [A]: 55 A; Quality: STANDARD LINE; Outer Diameter [mm]: 89,00 mm; Length 1 [mm]: 142 mm. Check the full specifications table above for complete details.

What OE part numbers does this Rotor Alternator replace?

This Rotor Alternator replaces OE part numbers: 9939956, 9940297. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Rotor Alternator cost?

This AS-PL Rotor Alternator is available for £38.99. Rotor Alternator prices vary depending on brand, specifications, and vehicle compatibility. AS-PL parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Rotor Alternator?

Regular inspection of your Rotor 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 Rotor 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 Rotor Alternator fitted by a professional mechanic.

Can I use this part as a replacement for OE 9939956?

Yes, this AS-PL Rotor Alternator is a direct replacement for OE part number 9939956. 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 AS-PL AR4003 the same as the AS-PL AR0001?

No, while both are Rotor Alternator parts, they are different products. The AS-PL AR4003 has Voltage [V]: 12 V, Alternator Charging Current [A]: 55 A, Quality: STANDARD LINE. The AS-PL AR0001 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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