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Brake Servo (brake Booster) TRW PSA129 OE Ref 8K0 612 107 TRW

Key Specification:

Diameter [inch]: 8 / 9
EAN: 3322937925919
Manufacturer Restriction: TRW
OEM Reference number: 8K0612107B
PURPOSE GROUP: Brake Booster

See Full Specification

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£ 428.00

£ 318.21 excl. VAT

In Stock

SKU:	TRW PSA129
Brand	TRW

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Specification
Description
OEM Numbers
Compatibilities
Reviews

Diameter [inch]

8 / 9

EAN

3322937925919

Manufacturer Restriction

TRW

OEM Reference number

8K0612107B

PURPOSE GROUP

Brake Booster

Brake Servo (brake Booster) OE Ref 8K0 612 107 – TRW – OEM 8K0612107B

This Brake Servo (brake Booster) OE Ref 8K0 612 107 is supplied by TRW as a replacement for OEM reference 8K0612107B. It is intended for use in selected AUDI vehicles and designed to meet original equipment fit and functional requirements.

The part is identified by manufacturer reference PSA129 and EAN EAN: 3322937925919, allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

This item has manufacturer restriction: TRW

Fitment & Compatibility

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

This part is compatible with selected AUDI models. Detailed compatibility information is available in the Compatibility section of this page.

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

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

AUDI 8K0 612 107 B AUDI 8K0 612 107

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

AUDI

AUDI A4 Allroad B8 (8KH) From 04/2009 to 05/2016

2.0 TDI quattro 4WD 09/2013-05/2016, 140 kw, 1968 ccm, 190 PS, Estate, Diesel , ENG: CNHA

2.0 TDI quattro 4WD 11/2011-05/2016, 130 kw, 1968 ccm, 177 PS, Estate, Diesel , ENG: CGLC

2.0 TFSI quattro 4WD 05/2013-05/2016, 165 kw, 1984 ccm, 224 PS, Estate, Petrol , ENG: CNCD

3.0 TDI quattro 4WD 04/2009-01/2012, 176 kw, 2967 ccm, 240 PS, Estate, Diesel , ENG: CCWA

2.0 TDI quattro 4WD 09/2009-05/2016, 100 kw, 1968 ccm, 136 PS, Estate, Diesel , ENG: CAGB, CSUB, CJCB

2.0 TFSI quattro 4WD 04/2009-05/2016, 155 kw, 1984 ccm, 211 PS, Estate, Petrol , ENG: CDNC, CPMA

3.0 TDI quattro 4WD 01/2012-05/2016, 180 kw, 2967 ccm, 245 PS, Estate, Diesel , ENG: CKVC, CDUC, CKVB

2.0 TDI quattro 4WD 05/2013-05/2016, 110 kw, 1968 ccm, 150 PS, Estate, Diesel , ENG: CJCD, CSUA

2.0 TFSI quattro 4WD 05/2013-05/2016, 162 kw, 1984 ccm, 220 PS, Estate, Petrol , ENG: CPMB

2.0 TDI quattro 4WD 04/2009-05/2016, 125 kw, 1968 ccm, 170 PS, Estate, Diesel , ENG: CAHA

2.0 TDI quattro 4WD 04/2009-05/2016, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: CAHB, CNHC, CGLD

2.0 TDI quattro 4WD 09/2009-05/2016, 105 kw, 1968 ccm, 143 PS, Estate, Diesel , ENG: CAGA, CJCA

AUDI A4 B8 (8K2) From 08/2007 to 09/2016

1.8 TFSI quattro 4WD 09/2008-03/2012, 118 kw, 1798 ccm, 160 PS, Saloon, Petrol , ENG: CDHB

3.0 TFSI quattro 4WD 02/2012-12/2015, 200 kw, 2995 ccm, 272 PS, Saloon, Petrol , ENG: CMUA, CRED

1.8 TFSI 4WD 11/2011-12/2015, 125 kw, 1798 ccm, 170 PS, Saloon, Petrol , ENG: CJEB

2.0 TDI quattro 4WD 11/2008-12/2015, 105 kw, 1968 ccm, 143 PS, Saloon, Diesel , ENG: CAGA, CJCA

1.8 TFSI 4WD 01/2008-12/2015, 88 kw, 1798 ccm, 120 PS, Saloon, Petrol , ENG: CDHA, CABA

2.0 TFSI quattro 4WD 11/2009-03/2012, 132 kw, 1984 ccm, 180 PS, Saloon, Petrol , ENG: CFKA

2.0 TDI 4WD 11/2007-12/2015, 100 kw, 1968 ccm, 136 PS, Saloon, Diesel , ENG: CAGB, CSUB, CJCB

2.0 TFSI flexible fuel 4WD 11/2009-12/2015, 132 kw, 1984 ccm, 180 PS, Saloon, Petrol , ENG: CFKA

2.0 TFSI quattro 4WD 06/2008-12/2015, 155 kw, 1984 ccm, 211 PS, Saloon, Petrol , ENG: CDNC, CPMA, CAEB

2.7 TDI 4WD 11/2007-03/2012, 140 kw, 2698 ccm, 190 PS, Saloon, Diesel , ENG: CAMA, CGKA

2.0 TFSI 4WD 06/2008-12/2015, 132 kw, 1984 ccm, 180 PS, Saloon, Petrol , ENG: CFKA, CDNB, CAEA

3.0 TDI quattro 4WD 06/2008-05/2010, 155 kw, 2967 ccm, 211 PS, Saloon, Diesel , ENG: CCWB

3.2 FSI quattro 4WD 11/2007-03/2012, 195 kw, 3197 ccm, 265 PS, Saloon, Petrol , ENG: CALA

3.0 TDI quattro 4WD 11/2011-12/2015, 180 kw, 2967 ccm, 245 PS, Saloon, Diesel , ENG: CKVC, CDUC, CKVB

2.0 TDI 4WD 06/2008-12/2015, 88 kw, 1968 ccm, 120 PS, Saloon, Diesel , ENG: CJCC, CAGC

S4 quattro 4WD 11/2008-12/2015, 245 kw, 2995 ccm, 333 PS, Saloon, Petrol , ENG: CCBA, CGWC, CGXC, CTUB, CAKA, CREC

2.0 TDI 4WD 11/2011-12/2015, 130 kw, 1968 ccm, 177 PS, Saloon, Diesel , ENG: CGLC, CMGB

2.0 TDI 4WD 01/2008-03/2012, 125 kw, 1968 ccm, 170 PS, Saloon, Diesel , ENG: CAHA

1.8 TFSI quattro 4WD 11/2011-12/2015, 125 kw, 1798 ccm, 170 PS, Saloon, Petrol , ENG: CJEB

3.2 FSI 4WD 09/2008-03/2012, 195 kw, 3197 ccm, 265 PS, Saloon, Petrol , ENG: CALA

2.7 TDI 4WD 11/2007-03/2012, 120 kw, 2698 ccm, 163 PS, Saloon, Diesel , ENG: CAMB, CGKB

2.0 TFSI flexible fuel quattro 4WD 11/2009-12/2015, 132 kw, 1984 ccm, 180 PS, Saloon, Petrol , ENG: CFKA

3.0 TDI quattro 4WD 11/2007-03/2012, 176 kw, 2967 ccm, 240 PS, Saloon, Diesel , ENG: CCLA, CAPA, CCWA

2.0 TFSI 4WD 06/2008-05/2013, 155 kw, 1984 ccm, 211 PS, Saloon, Petrol , ENG: CDNC, CAEB

2.0 TDI 4WD 11/2007-12/2015, 105 kw, 1968 ccm, 143 PS, Saloon, Diesel , ENG: CMEA, CAGA, CJCA, CMFA

3.0 TDI 4WD 11/2011-12/2015, 150 kw, 2967 ccm, 204 PS, Saloon, Diesel , ENG: CLAB

1.8 TFSI 4WD 11/2007-03/2012, 118 kw, 1798 ccm, 160 PS, Saloon, Petrol , ENG: CABB, CDHB

2.0 TDI 4WD 08/2008-12/2015, 120 kw, 1968 ccm, 163 PS, Saloon, Diesel , ENG: CAHB, CNHC, CGLD

2.0 TDI quattro 4WD 11/2011-12/2015, 130 kw, 1968 ccm, 177 PS, Saloon, Diesel , ENG: CGLC

2.0 TDI quattro 4WD 01/2008-03/2012, 125 kw, 1968 ccm, 170 PS, Saloon, Diesel , ENG: CAHA

AUDI A4 B8 Avant (8K5) From 11/2007 to 12/2015

3.0 TDI quattro 4WD 04/2008-03/2012, 176 kw, 2967 ccm, 240 PS, Estate, Diesel , ENG: CCLA, CAPA, CCWA

2.0 TDI quattro 4WD 04/2008-12/2015, 105 kw, 1968 ccm, 143 PS, Estate, Diesel , ENG: CAGA, CJCA

3.2 FSI quattro 4WD 04/2008-03/2012, 195 kw, 3197 ccm, 265 PS, Estate, Petrol , ENG: CALA

2.0 TFSI quattro 4WD 06/2008-12/2015, 155 kw, 1984 ccm, 211 PS, Estate, Petrol , ENG: CDNC, CAEB

2.0 TDI 4WD 06/2008-12/2015, 88 kw, 1968 ccm, 120 PS, Estate, Diesel , ENG: CJCC, CAGC

2.0 TFSI flexible fuel 4WD 11/2009-12/2015, 132 kw, 1984 ccm, 180 PS, Estate, Petrol , ENG: CFKA

2.0 TDI quattro 4WD 11/2011-12/2015, 130 kw, 1968 ccm, 177 PS, Estate, Diesel , ENG: CGLC

1.8 TFSI 4WD 04/2008-12/2015, 88 kw, 1798 ccm, 120 PS, Estate, Petrol , ENG: CDHA

2.0 TDI quattro 4WD 08/2008-03/2012, 125 kw, 1968 ccm, 170 PS, Estate, Diesel , ENG: CAHA

3.0 TFSI quattro 4WD 02/2012-12/2015, 200 kw, 2995 ccm, 272 PS, Estate, Petrol , ENG: CMUA, CRED

S4 quattro 4WD 11/2008-12/2015, 245 kw, 2995 ccm, 333 PS, Estate, Petrol , ENG: CCBA, CGWC, CGXC, CTUB, CAKA, CREC

1.8 TFSI 4WD 11/2011-12/2015, 125 kw, 1798 ccm, 170 PS, Estate, Petrol , ENG: CJEB

3.0 TDI 4WD 11/2011-12/2015, 150 kw, 2967 ccm, 204 PS, Estate, Diesel , ENG: CLAB

2.0 TDI 4WD 04/2008-03/2012, 125 kw, 1968 ccm, 170 PS, Estate, Diesel , ENG: CAHA

2.0 TDI 4WD 04/2008-12/2015, 105 kw, 1968 ccm, 143 PS, Estate, Diesel , ENG: CMEA, CAGA, CJCA, CMFA

3.2 FSI 4WD 09/2008-03/2012, 195 kw, 3197 ccm, 265 PS, Estate, Petrol , ENG: CALA

1.8 TFSI 4WD 11/2007-03/2012, 118 kw, 1798 ccm, 160 PS, Estate, Petrol , ENG: CABB, CDHB

2.0 TDI 4WD 08/2008-12/2015, 120 kw, 1968 ccm, 163 PS, Estate, Diesel , ENG: CAHB, CNHC, CGLD

2.0 TFSI flexible fuel quattro 4WD 11/2009-12/2015, 132 kw, 1984 ccm, 180 PS, Estate, Petrol , ENG: CFKA

2.0 TFSI 4WD 06/2008-12/2015, 132 kw, 1984 ccm, 180 PS, Estate, Petrol , ENG: CFKA, CDNB

3.0 TDI quattro 4WD 11/2011-12/2015, 180 kw, 2967 ccm, 245 PS, Estate, Diesel , ENG: CKVC, CDUC, CKVB

2.7 TDI 4WD 04/2008-03/2012, 140 kw, 2698 ccm, 190 PS, Estate, Diesel , ENG: CAMA, CGKA

2.0 TDI 4WD 11/2011-12/2015, 130 kw, 1968 ccm, 177 PS, Estate, Diesel , ENG: CGLC

2.0 TFSI 4WD 06/2008-05/2013, 155 kw, 1984 ccm, 211 PS, Estate, Petrol , ENG: CDNC, CAEB

2.0 TDI 4WD 04/2008-12/2015, 100 kw, 1968 ccm, 136 PS, Estate, Diesel , ENG: CAGB, CSUB, CJCB

3.0 TDI quattro 4WD 06/2008-05/2010, 155 kw, 2967 ccm, 211 PS, Estate, Diesel , ENG: CCWB

1.8 TFSI quattro 4WD 11/2011-12/2015, 125 kw, 1798 ccm, 170 PS, Estate, Petrol , ENG: CJEB

1.8 TFSI quattro 4WD 09/2008-03/2012, 118 kw, 1798 ccm, 160 PS, Estate, Petrol , ENG: CDHB

2.7 TDI 4WD 06/2008-03/2012, 120 kw, 2698 ccm, 163 PS, Estate, Diesel , ENG: CAMB, CGKB

AUDI A5 (8T3) From 06/2007 to 01/2017

3.2 FSI quattro 4WD 06/2007-03/2012, 195 kw, 3197 ccm, 265 PS, Coupe, Petrol , ENG: CALA

3.0 TDI 4WD 10/2011-01/2017, 150 kw, 2967 ccm, 204 PS, Coupe, Diesel , ENG: CLAB

3.0 TDI quattro 4WD 06/2007-03/2012, 176 kw, 2967 ccm, 240 PS, Coupe, Diesel , ENG: CAPA, CCWA

2.7 TDI 4WD 09/2007-03/2012, 120 kw, 2698 ccm, 163 PS, Coupe, Diesel , ENG: CAMB, CGKB

S5 quattro 4WD 06/2007-03/2012, 260 kw, 4163 ccm, 354 PS, Coupe, Petrol , ENG: CAUA

2.0 TFSI 4WD 06/2008-11/2013, 155 kw, 1984 ccm, 211 PS, Coupe, Petrol , ENG: CDNC

2.0 TDI 4WD 08/2008-01/2017, 120 kw, 1968 ccm, 163 PS, Coupe, Diesel , ENG: CAHB, CNHC, CGLD

1.8 TFSI 4WD 10/2007-01/2017, 125 kw, 1798 ccm, 170 PS, Coupe, Petrol , ENG: CABD, CJEB

2.0 TDI 4WD 08/2008-03/2012, 125 kw, 1968 ccm, 170 PS, Coupe, Diesel , ENG: CAHA

3.0 TDI quattro 4WD 10/2011-01/2017, 180 kw, 2967 ccm, 245 PS, Coupe, Diesel , ENG: CKVC, CDUC, CKVB

3.0 TDI quattro 4WD 03/2008-05/2010, 155 kw, 2967 ccm, 211 PS, Coupe, Diesel , ENG: CCWB

2.0 TDI 4WD 10/2011-01/2017, 130 kw, 1968 ccm, 177 PS, Coupe, Diesel , ENG: CGLC

2.7 TDI 4WD 06/2007-03/2012, 140 kw, 2698 ccm, 190 PS, Coupe, Diesel , ENG: CAMA, CGKA

2.0 TFSI quattro 4WD 06/2008-01/2017, 155 kw, 1984 ccm, 211 PS, Coupe, Petrol , ENG: CDNC, CPMA, CAEB

1.8 TFSI 4WD 05/2009-09/2011, 118 kw, 1798 ccm, 160 PS, Coupe, Petrol , ENG: CDHB

3.2 FSI 4WD 06/2007-03/2012, 195 kw, 3197 ccm, 265 PS, Coupe, Petrol , ENG: CALA

2.0 TFSI 4WD 11/2008-03/2012, 132 kw, 1984 ccm, 180 PS, Coupe, Petrol , ENG: CDNB

S5 quattro 4WD 10/2011-01/2017, 245 kw, 2995 ccm, 333 PS, Coupe, Petrol , ENG: CTDA, CGWC, CGXC, CTUB, CAKA, CREC

2.0 TDI quattro 4WD 08/2008-03/2012, 125 kw, 1968 ccm, 170 PS, Coupe, Diesel , ENG: CAHA

AUDI A5 Convertible (8F7) From 02/2009 to 01/2017

2.0 TDI 4WD 10/2011-05/2015, 105 kw, 1968 ccm, 143 PS, Convertible, Diesel , ENG: CJCA

3.2 FSI quattro 4WD 03/2009-03/2012, 195 kw, 3197 ccm, 265 PS, Convertible, Petrol , ENG: CALA

2.0 TDI 4WD 05/2009-06/2014, 120 kw, 1968 ccm, 163 PS, Convertible, Diesel , ENG: CGLD, CAHB

2.0 TFSI quattro 4WD 03/2009-01/2017, 155 kw, 1984 ccm, 211 PS, Convertible, Petrol , ENG: CDNC, CPMA, CAEB

2.0 TFSI 4WD 03/2009-03/2012, 132 kw, 1984 ccm, 180 PS, Convertible, Petrol , ENG: CDNB, CAEA

1.8 TFSI 4WD 09/2011-03/2016, 125 kw, 1798 ccm, 170 PS, Convertible, Petrol , ENG: CJEB

3.0 TDI quattro 4WD 10/2011-01/2017, 180 kw, 2967 ccm, 245 PS, Convertible, Diesel , ENG: CKVC, CDUC

S5 quattro 4WD 06/2009-01/2017, 245 kw, 2995 ccm, 333 PS, Convertible, Petrol , ENG: CTDA, CCBA, CGWC, CGXC, CTUB, CAKA, CREC

1.8 TFSI 4WD 09/2009-03/2012, 118 kw, 1798 ccm, 160 PS, Convertible, Petrol , ENG: CDHB

2.0 TDI 4WD 10/2011-01/2017, 130 kw, 1968 ccm, 177 PS, Convertible, Diesel , ENG: CGLC

3.0 TFSI quattro 4WD 11/2011-01/2017, 200 kw, 2995 ccm, 272 PS, Convertible, Petrol , ENG: CMUA, CRED

2.7 TDI 4WD 03/2009-03/2012, 140 kw, 2698 ccm, 190 PS, Convertible, Diesel , ENG: CGKA

2.7 TDI 4WD 05/2009-03/2012, 120 kw, 2698 ccm, 163 PS, Convertible, Diesel , ENG: CGKB

3.2 FSI 4WD 03/2009-03/2012, 195 kw, 3197 ccm, 265 PS, Convertible, Petrol , ENG: CALA

2.0 TFSI 4WD 03/2009-06/2014, 155 kw, 1984 ccm, 211 PS, Convertible, Petrol , ENG: CDNC, CAEB

3.0 TDI 4WD 10/2011-01/2017, 150 kw, 2967 ccm, 204 PS, Convertible, Diesel , ENG: CLAB

2.0 TDI 4WD 05/2009-03/2012, 125 kw, 1968 ccm, 170 PS, Convertible, Diesel , ENG: CAHA

3.0 TDI quattro 4WD 03/2009-03/2012, 176 kw, 2967 ccm, 240 PS, Convertible, Diesel , ENG: CCWA

AUDI A5 Sportback (8TA) From 07/2007 to 01/2017

2.0 TDI 4WD 10/2011-01/2017, 130 kw, 1968 ccm, 177 PS, Hatchback, Diesel , ENG: CGLC

2.0 TFSI 4WD 09/2009-06/2014, 132 kw, 1984 ccm, 180 PS, Hatchback, Petrol , ENG: CDNB

S5 quattro 4WD 01/2010-01/2017, 245 kw, 2995 ccm, 333 PS, Hatchback, Petrol , ENG: CTDA, CGWC, CAKA, CREC

1.8 TFSI 4WD 11/2009-09/2011, 118 kw, 1798 ccm, 160 PS, Hatchback, Petrol , ENG: CDHB

3.0 TFSI quattro 4WD 12/2011-01/2017, 200 kw, 2995 ccm, 272 PS, Hatchback, Petrol , ENG: CMUA, CRED, CHMB

3.0 TDI quattro 4WD 09/2009-03/2012, 176 kw, 2967 ccm, 240 PS, Hatchback, Diesel , ENG: CCWA

2.0 TDI 4WD 09/2009-03/2012, 125 kw, 1968 ccm, 170 PS, Hatchback, Diesel , ENG: CAHA

2.7 TDI 4WD 09/2009-03/2012, 120 kw, 2698 ccm, 163 PS, Hatchback, Diesel , ENG: CGKB

2.0 TFSI quattro 4WD 09/2009-01/2017, 155 kw, 1984 ccm, 211 PS, Hatchback, Petrol , ENG: CDNC

3.0 TDI 4WD 10/2011-01/2017, 150 kw, 2967 ccm, 204 PS, Hatchback, Diesel , ENG: CLAB

2.0 TDI 4WD 09/2009-01/2017, 100 kw, 1968 ccm, 136 PS, Hatchback, Diesel , ENG: CAGB, CSUB, CJCB

2.0 TFSI 4WD 09/2009-11/2013, 155 kw, 1984 ccm, 211 PS, Hatchback, Petrol , ENG: CDNC

2.0 TDI 4WD 09/2009-01/2017, 120 kw, 1968 ccm, 163 PS, Hatchback, Diesel , ENG: CAHB, CNHC, CGLD

2.0 TDI quattro 4WD 12/2011-01/2017, 130 kw, 1968 ccm, 177 PS, Hatchback, Diesel , ENG: CGLC

1.8 TFSI 4WD 08/2011-01/2017, 125 kw, 1798 ccm, 170 PS, Hatchback, Petrol , ENG: CJEB

2.7 TDI 4WD 09/2009-03/2012, 140 kw, 2698 ccm, 190 PS, Hatchback, Diesel , ENG: CAMA, CGKA

2.0 TDI quattro 4WD 09/2009-03/2012, 125 kw, 1968 ccm, 170 PS, Hatchback, Diesel , ENG: CAHA

3.2 FSI quattro 4WD 09/2009-03/2012, 195 kw, 3197 ccm, 265 PS, Hatchback, Petrol , ENG: CALA

3.0 TDI quattro 4WD 10/2011-01/2017, 180 kw, 2967 ccm, 245 PS, Hatchback, Diesel , ENG: CKVC, CDUC, CKVB

2.0 TDI 4WD 09/2009-01/2017, 105 kw, 1968 ccm, 143 PS, Hatchback, Diesel , ENG: CMEA, CAGA, CJCA, CMFA

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.