Name: Coolant Thermostat BORG & BECK BBT406 OE Ref 1K0121113A
Brand: BORG & BECK
SKU: BBT406
Price: 63 GBP
Availability: InStock

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Coolant Thermostat BORG & BECK BBT406 OE Ref 1K0121113A BORG & BECK

Key Specification:

EAN: 5055936625013
Housing Type: with housing
OEM Reference number: 1K0121113A
Opening Temperature [°C]: 75
PURPOSE GROUP: Coolant

See Full Specification

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£ 63

£ 52.5 excl. VAT

In Stock

SKU:	BORG & BECK BBT406
Brand	BORG & BECK

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

5055936625013

Housing Type

with housing

OEM Reference number

1K0121113A

Opening Temperature [°C]

PURPOSE GROUP

Coolant

Supplementary Info

with gaskets/seals

Supplementary Info

THERMOSTAT KIT

Coolant Thermostat BORG & BECK BBT406 OE Ref 1K0121113A

Coolant Thermostat BORG & BECK OE Ref – BORG & BECK – OEM 1K0121113A

This Coolant Thermostat BORG & BECK OE Ref is supplied by BORG & BECK as a replacement for OEM reference 1K0121113A. It is intended for use in selected AUDI, SEAT, SKODA, VW vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference BBT406 and EAN 5055936625013, allowing accurate product identification and compatibility checks before installation. It is suitable for replacing worn, damaged, or non-functioning components where reliable operation is required.

with gaskets/seals
THERMOSTAT KIT

Correct part selection is essential to ensure proper fitment. Please verify compatibility by matching the OEM reference number or using the vehicle registration lookup tool before ordering.

Vehicle Compatibility

Compatible with selected AUDI, SEAT, SKODA, VW models. Full compatibility details are available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Engine Cooling System category.

Reference number(s) comparable with the original spare part number

AUDI 1K0121113A SEAT 1K0121113A SKODA 1K0121113A VOLVO 23006821 VW 1K0121113A VAG 1K0 121 113 A VAG 1K0121113A CUPRA 1K0121113A

OE reference number(s) comparable with the original spare part number

AUDI

AUDI A3 (8P1) From 05/2003 to 12/2013

2.0 TFSI 4WD 09/2004-08/2012, 147 kw, 1984 ccm, 200 PS, Hatchback, Petrol , ENG: AXX, CAWB, CCZA, BWA

1.8 TFSI 4WD 11/2006-08/2012, 118 kw, 1798 ccm, 160 PS, Hatchback, Petrol , ENG: BYT, BZB, CDAA

2.0 TFSI quattro 4WD 09/2004-08/2012, 147 kw, 1984 ccm, 200 PS, Hatchback, Petrol , ENG: CBFA, AXX, CCZA, CCTA, BWA

AUDI A3 Convertible (8P7) From 04/2008 to 05/2013

2.0 TFSI 4WD 04/2008-05/2013, 147 kw, 1984 ccm, 200 PS, Convertible, Petrol , ENG: CAWB, CCZA

1.8 TFSI 4WD 04/2008-05/2013, 118 kw, 1798 ccm, 160 PS, Convertible, Petrol , ENG: BZB, CDAA

AUDI A3 Sportback (8PA) From 09/2004 to 12/2015

2.0 TFSI 4WD 09/2004-03/2013, 147 kw, 1984 ccm, 200 PS, Hatchback, Petrol , ENG: BPY, CBFA, AXX, CAWB, CCZA, CCTA, BWA

1.8 TFSI 4WD 11/2006-03/2013, 118 kw, 1798 ccm, 160 PS, Hatchback, Petrol , ENG: BYT, BZB, CDAA

2.0 TFSI quattro 4WD 09/2004-03/2013, 147 kw, 1984 ccm, 200 PS, Hatchback, Petrol , ENG: BPY, CBFA, AXX, CCZA, CCTA, BWA

AUDI A4 B9 (8W2, 8WC) From 05/2015

3.0 TDI quattro 4WD 09/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Saloon, Diesel , ENG: CSWB

2.0 TFSI quattro 4WD 05/2015-, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYRB, CYMC

2.0 TFSI 4WD 05/2015-, 140 kw, 1984 ccm, 190 PS, Saloon, Petrol , ENG: DBPA, CVKB

2.0 TFSI 4WD 11/2015-11/2019, 183 kw, 1984 ccm, 249 PS, Saloon, Petrol , ENG: CYRC

2.0 TDI quattro 4WD 09/2016-11/2019, 110 kw, 1968 ccm, 150 PS, Saloon, Diesel , ENG: DEUA

3.0 TDI 4WD 09/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Saloon, Diesel , ENG: CSWB

2.0 TFSI 4WD 05/2015-11/2019, 185 kw, 1984 ccm, 252 PS, Saloon, Petrol , ENG: CYRB, CYMC

2.0 TFSI quattro 4WD 11/2015-11/2019, 183 kw, 1984 ccm, 249 PS, Saloon, Petrol , ENG: CYRC

AUDI A4 B9 Avant (8W5, 8WD) From 08/2015

30 TDI 4WD 10/2018-10/2019, 90 kw, 1968 ccm, 122 PS, Estate, Diesel , ENG: DEUC

40 TDI 4WD 10/2018-05/2019, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DESA, DETA

3.0 TDI 4WD 10/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CSWB

40 TDI quattro 4WD 10/2018-09/2020, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: DETA

35 TDI 4WD 10/2018-10/2019, 110 kw, 1968 ccm, 150 PS, Estate, Diesel , ENG: DEUA

3.0 TDI quattro 4WD 11/2015-08/2018, 160 kw, 2967 ccm, 218 PS, Estate, Diesel , ENG: CSWB

AUDI Q3 (8UB, 8UG) From 06/2011 to 03/2020

2.0 TFSI quattro 4WD 11/2014-10/2018, 162 kw, 1984 ccm, 220 PS, SUV, Petrol , ENG: CULC

AUDI Q7 (4MB, 4MG) From 01/2015

3.0 TDI quattro 4WD 01/2015-12/2019, 200 kw, 2967 ccm, 272 PS, SUV, Diesel , ENG: CRTC

3.0 TDI quattro 4WD 08/2015-12/2019, 190 kw, 2967 ccm, 258 PS, SUV, Diesel , ENG: CUEA

3.0 TDI quattro 4WD 08/2015-12/2019, 155 kw, 2967 ccm, 211 PS, SUV, Diesel , ENG: CZZB

3.0 TDI quattro 4WD 05/2015-12/2019, 160 kw, 2967 ccm, 218 PS, SUV, Diesel , ENG: CZZA, CRTE

3.0 TDI e-tron quattro 4WD 08/2015-12/2019, 275 kw, 2967 ccm, 374 PS, SUV, Plug-In Hybrid , ENG: CVZA

2.0 TFSI quattro 4WD 08/2015-, 185 kw, 1984 ccm, 252 PS, SUV, Petrol , ENG: DMFB, CYRB, CYMC

AUDI TT (8J3) From 07/2006 to 01/2015

2.0 TFSI quattro 4WD 05/2010-06/2014, 155 kw, 1984 ccm, 211 PS, Coupe, Petrol , ENG: CESA, CETA

2.0 TFSI 4WD 05/2010-06/2014, 155 kw, 1984 ccm, 211 PS, Coupe, Petrol , ENG: CESA

2.0 TFSI quattro 4WD 06/2008-06/2010, 147 kw, 1984 ccm, 200 PS, Coupe, Petrol , ENG: CCZA, CCTA

AUDI TT Roadster (8J9) From 03/2007 to 06/2014

2.0 TFSI quattro 4WD 06/2008-06/2010, 147 kw, 1984 ccm, 200 PS, Convertible, Petrol , ENG: CCZA, CCTA

2.0 TFSI 4WD 05/2010-06/2014, 155 kw, 1984 ccm, 211 PS, Convertible, Petrol , ENG: CESA

2.0 TFSI quattro 4WD 05/2010-06/2014, 155 kw, 1984 ccm, 211 PS, Convertible, Petrol , ENG: CESA, CETA

SEAT

SEAT ALHAMBRA (710, 711) From 06/2010

1.8 TSI 4WD 11/2012-04/2015, 118 kw, 1798 ccm, 160 PS, MPV, Petrol , ENG: CDAA

2.0 TDI 4Drive 4WD 05/2011-04/2015, 103 kw, 1968 ccm, 140 PS, MPV, Diesel , ENG: CFFB

2.0 TDI 4WD 06/2010-12/2011, 103 kw, 1968 ccm, 140 PS, MPV, Diesel , ENG: CFFB

2.0 TDI 4WD 06/2010-05/2011, 100 kw, 1968 ccm, 136 PS, MPV, Diesel , ENG: CFFA

2.0 TSI 4WD 11/2010-05/2012, 147 kw, 1984 ccm, 200 PS, MPV, Petrol , ENG: CCZA

2.0 TDI 4WD 06/2010-02/2013, 125 kw, 1968 ccm, 170 PS, MPV, Diesel , ENG: CFGB

1.4 TSI 4WD 06/2010-04/2015, 110 kw, 1390 ccm, 150 PS, MPV, Petrol , ENG: CAVA, CNWB, CTHA

SEAT ALTEA XL (5P5, 5P8) From 10/2006

2.0 TFSI 4x4 4WD 05/2009-07/2015, 155 kw, 1984 ccm, 211 PS, MPV, Petrol , ENG: CCZB

SEAT LEON (1P1) From 05/2005 to 12/2013

2.0 TFSI 4WD 06/2009-12/2012, 155 kw, 1984 ccm, 211 PS, Hatchback, Petrol , ENG: CCZB

SKODA

SKODA SUPERB II (3T4) From 03/2008 to 05/2015

2.0 TFSI 4WD 05/2010-05/2015, 147 kw, 1984 ccm, 200 PS, Hatchback, Petrol , ENG: CCZA

1.8 TSI 4WD 03/2008-05/2015, 118 kw, 1798 ccm, 160 PS, Hatchback, Petrol , ENG: BZB, CDAA

VW BEETLE (5C1, 5C2) From 04/2011 to 07/2019

2.5 4WD 04/2011-07/2019, 125 kw, 2480 ccm, 170 PS, Hatchback, Petrol , ENG: CCCA, CBTA, CBUA

VW EOS (1F7, 1F8) From 03/2006 to 08/2015

2.0 TFSI 4WD 03/2006-08/2015, 147 kw, 1984 ccm, 200 PS, Convertible, Petrol , ENG: BPY, CCTA, CAWB, CCZA, BWA, CBFA

2.0 TSI 4WD 11/2009-08/2015, 155 kw, 1984 ccm, 210 PS, Convertible, Petrol , ENG: CCZB

VW GOLF PLUS V (5M1, 521) From 12/2004 to 12/2013

1.4 TSI 4WD 06/2008-12/2013, 118 kw, 1390 ccm, 160 PS, Hatchback, Petrol , ENG: CNWA, CAVD, CTHD

1.4 TSI 4WD 05/2006-06/2008, 125 kw, 1390 ccm, 170 PS, Hatchback, Petrol , ENG: BLG

1.4 TSI 4WD 05/2006-06/2008, 103 kw, 1390 ccm, 140 PS, Hatchback, Petrol , ENG: BMY

VW GOLF V (1K1) From 10/2003 to 07/2010

2.0 GTI 4WD 10/2004-02/2009, 147 kw, 1984 ccm, 200 PS, Hatchback, Petrol , ENG: BPY, CCTA, AXX, CAWB, BWA, CBFA

1.4 TSI 4WD 11/2005-11/2008, 125 kw, 1390 ccm, 170 PS, Hatchback, Petrol , ENG: BLG

1.4 TSI 4WD 05/2006-11/2008, 103 kw, 1390 ccm, 140 PS, Hatchback, Petrol , ENG: BMY

VW GOLF V Estate (1K5) From 01/2007 to 07/2009

1.4 TSI 4WD 06/2007-07/2009, 103 kw, 1390 ccm, 140 PS, Estate, Petrol , ENG: BMY

1.4 TSI 4WD 07/2008-07/2009, 118 kw, 1390 ccm, 160 PS, Estate, Petrol , ENG: CAVD

1.4 TSI 4WD 06/2007-07/2009, 125 kw, 1390 ccm, 170 PS, Estate, Petrol , ENG: BLG

VW GOLF VI (5K1) From 10/2008 to 12/2014

2.0 GTi 4WD 04/2009-11/2012, 155 kw, 1984 ccm, 210 PS, Hatchback, Petrol , ENG: CCZB

VW GOLF VI Estate (AJ5) From 07/2009 to 07/2014

1.4 TSI 4WD 07/2009-07/2013, 118 kw, 1390 ccm, 160 PS, Estate, Petrol , ENG: CNWA, CTKA, CAVD, CTHD

VW JETTA III (1K2) From 09/2004 to 12/2013

1.4 TSI 4WD 07/2008-10/2010, 118 kw, 1390 ccm, 160 PS, Saloon, Petrol , ENG: CAVD

2.0 TFSI 4WD 10/2005-10/2010, 147 kw, 1984 ccm, 200 PS, Saloon, Petrol , ENG: BPY, CCTA, AXX, CAWB, BWA, CBFA

1.4 TSI 4WD 07/2006-10/2010, 103 kw, 1390 ccm, 140 PS, Saloon, Petrol , ENG: BMY

2.5 4WD 01/2006-10/2010, 110 kw, 2480 ccm, 150 PS, Saloon, Petrol , ENG: BGQ, BTK, BGP

1.4 TSI 4WD 07/2006-10/2010, 125 kw, 1390 ccm, 170 PS, Saloon, Petrol , ENG: BLG

VW JETTA IV (162, 163, AV3, AV2) From 01/2008

2.5 4WD 04/2010-12/2017, 125 kw, 2480 ccm, 170 PS, Saloon, Petrol , ENG: CCCA, CBTA, CBUA

2.0 4WD 06/2010-12/2017, 85 kw, 1984 ccm, 115 PS, Saloon, Petrol , ENG: CBPA, CKJA

VW JETTA Mk II (19E, 1G2, 165) From 08/1983 to 12/1992

2.0 4WD 08/1989-07/1992, 100 kw, 1984 ccm, 136 PS, Saloon, Petrol , ENG: 9A

VW NEW BEETLE (9C1, 1C1) From 01/1998 to 11/2010

2.5 4WD 07/2005-09/2010, 110 kw, 2480 ccm, 150 PS, Hatchback, Petrol , ENG: BPR, BPS

VW NEW BEETLE Convertible (1Y7) From 09/2002 to 12/2011

2.5 4WD 07/2005-09/2010, 110 kw, 2480 ccm, 150 PS, Convertible, Petrol , ENG: BPR, BPS

VW PASSAT B6 (3C2) From 03/2005 to 12/2010

1.8 TSI 4WD 11/2009-07/2010, 112 kw, 1798 ccm, 152 PS, Saloon, Petrol , ENG: CDAB, CGYA

1.8 TSI 4WD 05/2007-07/2010, 118 kw, 1798 ccm, 160 PS, Saloon, Petrol , ENG: CDAA, BZB

2.0 TFSI 4WD 07/2005-07/2010, 147 kw, 1984 ccm, 200 PS, Saloon, Petrol , ENG: BPY, CCTA, AXX, CAWB, CCZA, BWA, CBFA

VW PASSAT B6 Estate (3C5) From 08/2005 to 11/2011

2.0 TFSI 4WD 08/2005-11/2010, 147 kw, 1984 ccm, 200 PS, Estate, Petrol , ENG: BPY, CCTA, AXX, CAWB, CCZA, BWA, CBFA

1.8 TSI 4WD 05/2007-10/2011, 118 kw, 1798 ccm, 160 PS, Estate, Petrol , ENG: CDAA, BZB

VW PASSAT B7 (362) From 08/2010 to 12/2015

2.0 TSI 4WD 11/2010-12/2014, 155 kw, 1984 ccm, 210 PS, Saloon, Petrol , ENG: CCZB

VW PASSAT B7 Estate (365) From 08/2010 to 12/2015

2.0 TSI 4WD 11/2010-12/2015, 155 kw, 1984 ccm, 210 PS, Estate, Petrol , ENG: CCZB

VW PASSAT CC B6 (357) From 02/2008 to 01/2012

2.0 TFSI 4WD 06/2008-01/2012, 147 kw, 1984 ccm, 200 PS, Coupe, Petrol , ENG: CCTA, CAWB, CCZA, CBFA

1.8 TSI 4WD 06/2008-01/2012, 118 kw, 1798 ccm, 160 PS, Coupe, Petrol , ENG: CDAA, BZB

VW SCIROCCO III (137, 138) From 05/2008 to 11/2017

2.0 TFSI 4WD 05/2008-11/2009, 147 kw, 1984 ccm, 200 PS, Coupe, Petrol , ENG: CAWB

2.0 TSI 4WD 11/2009-11/2017, 155 kw, 1984 ccm, 210 PS, Coupe, Petrol , ENG: CCZB

VW SHARAN (7N1, 7N2) From 05/2010

2.0 TDI 4motion 4WD 05/2011-11/2015, 103 kw, 1968 ccm, 140 PS, MPV, Diesel , ENG: CFFB

2.0 TDI 4WD 05/2010-11/2015, 100 kw, 1968 ccm, 136 PS, MPV, Diesel , ENG: CFFA

2.0 TFSI 4WD 12/2010-11/2015, 147 kw, 1984 ccm, 200 PS, MPV, Petrol , ENG: CCZA

2.0 TDI 4WD 05/2010-01/2013, 125 kw, 1968 ccm, 170 PS, MPV, Diesel , ENG: CFGB

1.4 TSI 4WD 05/2010-11/2015, 110 kw, 1390 ccm, 150 PS, MPV, Petrol , ENG: CAVA, CTHA

2.0 TDI 4WD 05/2010-11/2015, 103 kw, 1968 ccm, 140 PS, MPV, Diesel , ENG: CFFB

VW TIGUAN (5N_) From 09/2007 to 07/2018

2.0 TFSI 4motion 4WD 09/2007-07/2018, 125 kw, 1984 ccm, 170 PS, SUV, Petrol , ENG: CCZC, CCTB, CAWA

2.0 TSI 4motion 4WD 05/2011-07/2018, 132 kw, 1984 ccm, 180 PS, SUV, Petrol , ENG: CCZD

2.0 TFSI 4motion 4WD 09/2007-07/2018, 147 kw, 1984 ccm, 200 PS, SUV, Petrol , ENG: CCTA, CAWB, CCZA

2.0 TSI 4motion 4WD 05/2011-07/2018, 155 kw, 1984 ccm, 211 PS, SUV, Petrol , ENG: CCZB

VW TIGUAN ALLSPACE (BW2, BJ2) From 03/2017

1.4 TSI 4WD 06/2017-, 110 kw, 1395 ccm, 150 PS, SUV, Petrol , ENG: CZDA, CZEA

1.4 TSI E100 Flex 4WD 07/2017-, 110 kw, 1395 ccm, 150 PS, SUV, Petrol , ENG: CWLA

VW TOURAN (1T1, 1T2) From 02/2003 to 05/2010

1.4 TSI 4WD 02/2006-05/2010, 103 kw, 1390 ccm, 140 PS, MPV, Petrol , ENG: BMY, CAVC

1.4 TSI 4WD 11/2006-05/2010, 125 kw, 1390 ccm, 170 PS, MPV, Petrol , ENG: BLG, CAVB

Berry
12 Nov, 2025
elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
Edward & Susan
20 OCT, 2025
These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
Charlie
27 AUG, 2025
eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
Adam Taylor
12 May, 2025
Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
Helena Garcia
2 January, 2025
The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.