United States
Product overview
Genuine OEM Audi Upper Camshaft Timing Chain, part number 03H109503. This critical component synchronizes the rotation of the camshaft and crankshaft, maintaining precise engine timing. It is positioned as the upper camshaft timing chain within the engine assembly. Weighing approximately 0.41 kg, its compact design measures 0.11m x 0.11m x 0.014m. Choosing a genuine OEM timing chain ensures factory-specified material strength and link precision for reliable, long-term engine operation.
Technical details
- Category
- Belts, Chains & Tensioners
- Country of origin
- Germany
- Customs (HS) code
- 73151190
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 11 × 11 × 1.4 cm
- Shipping weight
- 0.41 kg
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
Parts diagram & fitment
58 vehiclesTiming Chain — locate 03H109503 Audi Upper Camshaft Timing Chain | Engine in the official exploded view and explore the surrounding assembly.
Superseded by 03H109503B — the later replacement part.
This part is marked discontinued by the manufacturer (since 2021-08-01); contact us to check current availability.
Parts in this assembly29
- 1Timing Cha 03H109465
- 1Timing Cha 03H109465A
- 2Tensioner 03H109467
- 2Tensioner 03H109467A
- 3Screw N90923801
- 4Seatrunner 021109469
- 5Part 021109471
- 6Chn Sprckt 03H109569C
- 8Bolt N10203803
- 9Timing Cha 03H109503B
- 10Part 066109511D
- 11Tensioner 03H109507A
- 11Tensioner 03H109507B
- 12Seal Ring N0138271
- 13Tensioner 03H109509A
- 14Seatrunner 03H109513B
- 15Screw N10613901
- 16Part WHT008987
- 17Chn Sprckt 03H109570E
- 17Chn Sprckt 03H109570N
- 18Shaft 03H109296C
- 19Case 03H109210C
- 19Case 03H109210D
- 20Seatrunner 066109514A
- 21Bolt N90965802
- 22Adjuster 03H109087D
- 23Adjuster 03H109088E
- 24Bolt N91118001
- 27Seal 03H109140B
Compatible / alternative parts(12)
Vehicle fitment table58
Europe (45)
| Vehicle | Years | Pos. | Qty | PR |
|---|---|---|---|---|
| Touareg BlueMotion | 2014-2018 | 9 | 1 | |
| superb | 2013-2015 | 9 | 1 | |
| touareg | 2012-2014 | 9 | 1 | DC1 |
| Passat CC | 2011-2016 | 9 | 1 | D3B |
| phaeton 4motion | 2010-2016 | 9 | 1 | |
| Passat saloon | 2010-2015 | 9 | 1 | D34 |
| touareg | 2010-2012 | 9 | 1 | DC1 |
| Audi Q7 qu. 3.0 TDI | 2009-2015 | 9 | 1 | D3B |
| Audi A3 Sportback | 2008-2013 | 9 | 1 | D6D |
| superb comfort | 2008-2013 | 9 | 1 | |
| Passat CC | 2008-2012 | 9 | 1 | D3B |
| passat estate | 2008-2011 | 9 | 1 | |
| Sharan | 2008-2010 | 9 | 1 | MC0 |
| EOS 2.0 | 2008-2010 | 9 | 1 | D6D |
| phaeton 4motion | 2008-2010 | 9 | 1 | D3B |
| transp. caravelle | 2008-2009 | 9 | 1 | MY7 |
| transp. dropside | 2008-2009 | 9 | 1 | MY7 |
| Touareg 08> | 2007- | 9 | 1 | D3B |
| Passat/4Motion 08 | 2007- | 9 | 1 | |
| TRANSPORTER GESCHL. 08 | 2007- | 9 | 1 | MY7 |
| TRANSPORTER OFFEN 08 | 2007- | 9 | 1 | MY7 |
| PHAETON 08> | 2007- | 9 | 1 | D9J |
| Audi TT Coupe/Roadster 08> | 2007- | 9 | 1 | D6D |
| Audi A3/S3/Sportb./qu. 08 | 2007- | 9 | 1 | D6D |
| EOS-Cabriolet-Coupe | 2006- | 9 | 1 | D6D |
| Audi Q7 07> | 2006- | 9 | 1 | D3B |
| Alhambra | 2006-2010 | 9 | 1 | |
| TRANSPORTER OFFEN (7J) 07 | 2006-2007 | 9 | 1 | MY7 |
| SHARAN/4MOTION | 2005- | 9 | 1 | MC0 |
| ALHAMBRA/4MOTION | 2005- | 9 | 1 | |
| Passat/4Motion | 2005-2007 | 9 | 1 | D3B |
| Audi A3/S3/quattro | 2005-2007 | 9 | 1 | D6D |
| Touareg | 2005-2006 | 9 | 1 | D9J |
| TRANSPORTER/4MOTION 06 | 2005-2006 | 9 | 1 | MY7 |
| TRANSPORTER 06 | 2005-2006 | 9 | 1 | MY7 |
| Phaeton (lang) | 2003-2006 | 9 | 1 | D9J |
| Audi TT Coupe/Roadster | 2002-2006 | 9 | 1 | D6D |
| SHARAN/4MOTION | 2002-2005 | 9 | 1 | MC0 |
| ALHAMBRA/4MOTION | 2002-2005 | 9 | 1 | |
| TOLEDO/LEON/LEON-4 | 2001-2006 | 9 | 1 | MT0 |
| New Beetle | 2001-2005 | 9 | 1 | T0D |
| ALHAMBRA/4MOTION | 2000-2002 | 9 | 1 | |
| New Beetle | 1998-2001 | 9 | 1 | |
| TOLEDO/LEON/LEON-4 | 1998-2001 | 9 | 1 | |
| OTTO-IND.-MOT. 77> | 1977- | 9 | 1 |
Other markets (11)
| Vehicle | Years | Pos. | Qty | PR |
|---|---|---|---|---|
| Atlas Cross Sport | 2019-2023 | 9 | 1 | |
| Atlas | 2016-2023 | 9 | 1 | |
| Teramont | 2016-2021 | 9 | 1 | |
| New Passat | 2015-2022 | 9 | 1 | |
| New Passat | 2011-2019 | 9 | 1 | |
| New Passat | 2011-2015 | 9 | 1 | D3B |
| Magotan 1.4 | 2011-2012 | 9 | 1 | |
| Golf/Rabbit 08> | 2007- | 9 | 1 | D6D |
| Golf/Rabbit | 2005-2007 | 9 | 1 | D6D |
| Golf 'R32' n. "USA" | 2004-2004 | 9 | 1 | MT0 |
| Jetta USA | 2001-2005 | 9 | 1 | T9T |
Platform / generic diagrams (2)
| Vehicle | Years | Pos. | Qty | PR |
|---|---|---|---|---|
| 06A platform | 9 | 1 | 7KY | |
| 3C0 platform | 9 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
03H109503 Audi Upper Camshaft Timing Chain | Engine is fitted on: Touareg BlueMotion 2014-2018; superb 2013-2015; touareg 2012-2014; Passat CC 2011-2016; phaeton 4motion 2010-2016; Passat saloon 2010-2015; touareg 2010-2012; Audi Q7 qu. 3.0 TDI 2009-2015; Audi A3 Sportback 2008-2013; superb comfort 2008-2013; Passat CC 2008-2012; passat estate 2008-2011; Sharan 2008-2010; EOS 2.0 2008-2010; phaeton 4motion 2008-2010; transp. caravelle 2008-2009; transp. dropside 2008-2009; Touareg 08> 2007-; Passat/4Motion 08 2007-; TRANSPORTER GESCHL. 08 2007-; TRANSPORTER OFFEN 08 2007-; PHAETON 08> 2007-; Audi TT Coupe/Roadster 08> 2007-; Audi A3/S3/Sportb./qu. 08 2007-; EOS-Cabriolet-Coupe 2006-; Audi Q7 07> 2006-; Alhambra 2006-2010; TRANSPORTER OFFEN (7J) 07 2006-2007; SHARAN/4MOTION 2005-; ALHAMBRA/4MOTION 2005-; Passat/4Motion 2005-2007; Audi A3/S3/quattro 2005-2007; Touareg 2005-2006; TRANSPORTER/4MOTION 06 2005-2006; TRANSPORTER 06 2005-2006; Phaeton (lang) 2003-2006; Audi TT Coupe/Roadster 2002-2006; SHARAN/4MOTION 2002-2005; ALHAMBRA/4MOTION 2002-2005; TOLEDO/LEON/LEON-4 2001-2006; New Beetle 2001-2005; ALHAMBRA/4MOTION 2000-2002; New Beetle 1998-2001; TOLEDO/LEON/LEON-4 1998-2001; OTTO-IND.-MOT. 77> 1977-; Atlas Cross Sport 2019-2023; Atlas 2016-2023; Teramont 2016-2021; New Passat 2015-2022; New Passat 2011-2019; New Passat 2011-2015; Magotan 1.4 2011-2012; Golf/Rabbit 08> 2007-; Golf/Rabbit 2005-2007; Golf 'R32' n. "USA" 2004-2004; Jetta USA 2001-2005; 06A platform; 3C0 platform.
