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Find this reference above
Number 17 marks the part’s position in the exploded view.
Product overview
Genuine OEM Volkswagen O-Ring, part number 03C121437. This O-ring is a critical sealing component within the engine cooling system, ensuring a tight seal for hoses and connections to prevent coolant leaks. It is located in the engine cooling system. Genuine OEM O-rings are manufactured to precise specifications to withstand the high temperatures and pressures of the cooling system, ensuring its efficient operation.
Technical details
- Category
- Engine Cooling
- Country of origin
- Germany
- Customs (HS) code
- 40169300
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 2 × 2 × 0.1 cm
- Shipping weight
- 0 kg
Parts diagram & fitment
72 vehiclesO-ring — locate 03C121437 Volkswagen O-Ring | Engine Cooling in the official exploded view and explore the surrounding assembly.
Superseded by 0539114931 — the later replacement part.
Parts in this assembly(48)
- 1Water Pump 03C121005LX
- 1Water Pump 03C121005L
- 2Pulley 03D121028B
- 3Screw N90544203
- 4Screw N10190704
- 4Screw N10190701
- 5Coupl Piece 1K0122291AE
- 5Coupl Piece 1K0122291N
- 6Seal Ring N90765301
- 7Spring 1J0121142
- 8Seal Ring N90316801
- 9Spring 032121142
- 10Sender 06A919501A
- 11Bracket N10601001
- 12Hose 1K0121156BK
- 13Hose 1K0121447AQ
- 14Adapter N90692901
- 15Water Pipe 03C121050E
- 16Seal Ring N0282012
- 17Screw N10323104
- 18Bolt N10005207
- 20Hose 1K0121058A
- 21Hose 1K0121096AK
- 22Hose 1K0121058G
- 23Water Pipe 1K0121070BE
- 24Hose 1K0121101J
- 25Coupl Piece 6Q0122291E
- 27Seal Ring 03C121665
- 28Seal Ring 03C121666
- 29Spring 03C121142
- 30Bracket N10625501
- 30ABracket N10528201
- 32Coupl Piece 1C0122291A
- 33Coupl Piece 1K0122291J
- 34Hose 1T0121447D
- 34AHose 1T0122447E
- 34BTpiece N91051901
- 34CBinder 4A0820199
- 38Hose 1T0121156Q
- 38AHose 1T0121073L
- 39Hose 1T0121156R
- 39AHose 1T0121073C
- 40Hose 1K0122109P
- 41Bracket 1K0121093C
- 42Hose 1K0121447AN
- 42Hose 1K0122447S
- 42AWater Pipe 1K0121070A
- 42BBracket N10462801
Compatible / alternative parts(12)
Diagrams & fitment data powered by oemdiagrams.com
03C121437 Volkswagen O-Ring | Engine Cooling is fitted on: TOURAN 2003-2005; GOLF 2003-2005; TOURAN (SVW) "CN"04> 2004-; GOLF PLUS 05> 2005-; Passat/4Motion 2005-2007; JETTA 06> 2005-; Golf/Rabbit 2005-2007; TOURAN 2005-2006; EOS-Cabriolet-Coupe 2006-; JETTA 06> 2006-; GOLF VARIANT 07> 2007-; TOURAN 2006-; Golf/Rabbit 08> 2007-; GOLF PLUS 08> 2007-; Passat/4Motion 08 2007-; TIGUAN 08> 2007-; Lavida 2008-2013; Passat CC 2008-2012; golf 2.0 2008-2011; Golf Plus 1.6 2009-2011; Scirocco 2.0 2008-2014; EOS 2.0 2008-2010; passat estate 2008-2011; Touran 1.9 2008-2010; jetta 2008-2011; Polo 2009-2012; golf estate 2009-2013; Tiguan 2009-2019; jetta 2010-2014; Touran 2.0 2010-2015; Passat saloon 2010-2015; Eos BlueMotion 2010-2015; New Polo (SVW) 2010-2019; New Passat 2011-2019; new beetle 2011-2016; new beetle cabriolet 2011-2016; Golf Cabriolet 2011-2016; Tiguan 4Motion 2011-2018; Golf 2011-2013; Golf Plus 2011-2014; Passat CC 2011-2016; Lavida 2012-2021; jetta 2013-2014; Jetta 1.4 2013-2015; jetta 2014-2017; Beetle 2016-2019; new beetle cabriolet 2016-2019; Jetta 1.6 2014-2018; TOLEDO 05> 2004-; LEON 06> 2005-; ALTEA 07> 2006-; Ibiza Reference 2008-2011; Leon Stylance 2010-2012; Altea XL Reference 2010-2013; Alhambra Stylance 2010-2013; Ibiza Reference 2011-2012; Toledo Reference 2012-2015; Ibiza Reference 2012-2012; Altea XL Reference 2013-2013; OCTAVIA "CN."07> 2007-; superb comfort 2008-2013; octavia ambiente 2008-2013; Yeti 2009-2013; Superb Ambition 2009-2015; Fabia Scout 2010-2014; superb 2013-2015; Yeti 2013-2017; Audi A3/S3/quattro 2005-2007; Audi A3/S3/Sportb./qu. 08 2007-; Audi A3 Cab. 2.0 TDI 2007-2013; Audi A3 Sportback 2008-2013; Audi A1 Sportback 2010-2015.
