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Number 11 marks the part’s position in this exploded view (Volkswagen Beetle (2016-2019)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Volkswagen Alternator Poly-V-Belt, part number 03F903137A. This essential engine component transmits power from the crankshaft to drive the alternator and other accessory components. Its multi-ribbed design ensures efficient power transfer and reduces slippage. Weighing 0.141 kg and measuring 0.59 m in length, using a genuine OEM belt guarantees correct tension, durability, and quiet operation, preventing premature wear on pulleys and accessories.
Catalogue entry: PLY-V-BELT 21,36X1429MM; for vehicles with no air.
Fitted with: 03F145299A DAMPER, N10664502 BOLT, 03F260849A PLY-V-BELT, 03C145299Q TENSIONER, N10623701 BOLT.
Technical details
- Category
- Belts, Chains & Tensioners
- Country of origin
- Germany
- Customs (HS) code
- 40103200
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 59 × 30 × 2 cm
- Shipping weight
- 0.14 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
- Dimensions
- 21.36x1429 mm
Equipment codes
- 9AA
PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
