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Number 4 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 Audi Belt Tensioner, part number 03C145299Q. This critical component is responsible for maintaining the correct tension on the engine's accessory drive belt. It ensures consistent power transfer to various engine accessories like the alternator and AC compressor, preventing belt slippage and premature wear. Using a genuine OEM belt tensioner guarantees precise spring calibration and durable bearing quality, essential for smooth, quiet operation and extended service life of the drive system.
Catalogue entry: TENSIONER; for vehicles with air condit..
Fitted with: N10623701 BOLT, 03F260849A PLY-V-BELT, 03F903137A PLY-V-BELT.
Technical details
- Category
- Belts, Chains & Tensioners
- Country of origin
- Germany
- Customs (HS) code
- 84835080
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 9 × 9 × 7 cm
- Shipping weight
- 0.7 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- 9AB
- 9AK
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
