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Brake Servo (brake Booster) TRW PSA920 OE Ref 6 779 742 TRW

Key Specification:

EAN: 3322937396092
Manufacturer Restriction: TRW
OEM Reference number: 34336766595
PURPOSE GROUP: Brake Booster

See Full Specification

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£ 564.00

£ 427.63 excl. VAT

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SKU:	TRW PSA920
Brand	TRW

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

3322937396092

Manufacturer Restriction

TRW

OEM Reference number

34336766595

PURPOSE GROUP

Brake Booster

Brake Servo (brake Booster) OE Ref 6 779 742 – TRW – OEM 34336766595

This Brake Servo (brake Booster) OE Ref 6 779 742 is supplied by TRW as a replacement for OEM reference 34336766595. It is intended for use in selected BMW vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference PSA920 and EAN EAN: 3322937396092, 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 component is intended as a like-for-like replacement and should be installed in accordance with manufacturer guidelines. Installation requirements may vary depending on vehicle design and component location.

This item has manufacturer restriction: TRW

Vehicle Compatibility

Compatible with selected BMW 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

BMW 34 33 6 766 595 BMW 6 779 742 BMW 34 33 6 779 742 BMW 6 766 595 BMW 6 761 086 BMW 34 33 6 761 086 BMW 2 282 819 BMW 34 33 2 282 819

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

BMW

BMW 5 (E60) From 12/2001 to 03/2010

530 d Rear-Wheel Drive 09/2005-03/2007, 170 kw, 2993 ccm, 231 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

525 i Rear-Wheel Drive 01/2007-03/2010, 155 kw, 2996 ccm, 211 PS, Saloon, Petrol , ENG: N53 B30 A

535 d Rear-Wheel Drive 01/2007-03/2010, 210 kw, 2993 ccm, 286 PS, Saloon, Diesel , ENG: M57 D30 (306D5)

525 d xDrive 4WD 09/2008-12/2009, 145 kw, 2993 ccm, 197 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

M5 Rear-Wheel Drive 09/2004-12/2009, 373 kw, 4999 ccm, 507 PS, Saloon, Petrol , ENG: S85 B50 A

525 d Rear-Wheel Drive 06/2004-03/2010, 130 kw, 2497 ccm, 177 PS, Saloon, Diesel , ENG: M57 D25 (256D2)

520 d Rear-Wheel Drive 09/2005-02/2007, 110 kw, 1995 ccm, 150 PS, Saloon, Diesel , ENG: M47 D20 (204D4)

525 i xDrive 4WD 09/2008-03/2010, 160 kw, 2996 ccm, 218 PS, Saloon, Petrol , ENG: N53 B30 A

540 i Rear-Wheel Drive 03/2007-12/2009, 225 kw, 4000 ccm, 306 PS, Saloon, Petrol , ENG: N62 B40 A

530 i Rear-Wheel Drive 03/2007-12/2009, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A

525 i Rear-Wheel Drive 03/2005-12/2009, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BF

540 i Rear-Wheel Drive 09/2005-02/2007, 220 kw, 4000 ccm, 299 PS, Saloon, Petrol , ENG: N62 B40 A

523 i Rear-Wheel Drive 10/2004-02/2007, 130 kw, 2497 ccm, 177 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BE

530 d Rear-Wheel Drive 09/2002-09/2005, 160 kw, 2993 ccm, 218 PS, Saloon, Diesel , ENG: M57 D30 (306D2)

530 i Rear-Wheel Drive 03/2005-03/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 BF, N52 B30 A

530 i Rear-Wheel Drive 03/2007-12/2009, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N53 B30 A

530 d Rear-Wheel Drive 09/2002-12/2009, 155 kw, 2993 ccm, 211 PS, Saloon, Diesel , ENG: M57 D30 (306D2), M57 D30 (306D3)

530 d Rear-Wheel Drive 02/2007-12/2009, 173 kw, 2993 ccm, 235 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

530 xi 4WD 09/2004-02/2007, 190 kw, 2996 ccm, 258 PS, Saloon, Petrol , ENG: N52 B30 A

535 i Rear-Wheel Drive 04/2006-12/2009, 225 kw, 2979 ccm, 306 PS, Saloon, Petrol , ENG: N54 B30 A

523 i Rear-Wheel Drive 03/2007-12/2009, 140 kw, 2497 ccm, 190 PS, Saloon, Petrol , ENG: N52 B25 A, N52 B25 BE

528 i Rear-Wheel Drive 03/2007-12/2009, 172 kw, 2996 ccm, 234 PS, Saloon, Petrol , ENG: N52 B30 A

525 i Rear-Wheel Drive 01/2007-03/2010, 160 kw, 2996 ccm, 218 PS, Saloon, Petrol , ENG: N53 B30 A

530 d xDrive 4WD 09/2007-12/2009, 173 kw, 2993 ccm, 235 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

535 d Rear-Wheel Drive 09/2004-03/2010, 200 kw, 2993 ccm, 272 PS, Saloon, Diesel , ENG: M57 D30 (306D4)

520 d Rear-Wheel Drive 09/2005-12/2009, 120 kw, 1995 ccm, 163 PS, Saloon, Diesel , ENG: M47 D20 (204D4), N47 D20 A, N47 D20 C

525 i Rear-Wheel Drive 07/2005-03/2010, 155 kw, 2497 ccm, 211 PS, Saloon, Petrol , ENG: N52 B25 A

530 i xDrive 4WD 09/2008-12/2009, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N53 B30 A

550 i Rear-Wheel Drive 09/2005-12/2009, 270 kw, 4799 ccm, 367 PS, Saloon, Petrol , ENG: N62 B48 B

525 d Rear-Wheel Drive 12/2004-03/2010, 120 kw, 2497 ccm, 163 PS, Saloon, Diesel , ENG: M57 D25 (256D2)

523 i Rear-Wheel Drive 03/2007-12/2009, 140 kw, 2497 ccm, 190 PS, Saloon, Petrol , ENG: N53 B25 A

545 i Rear-Wheel Drive 07/2003-08/2005, 245 kw, 4398 ccm, 333 PS, Saloon, Petrol , ENG: N62 B44 A

530 xi 4WD 02/2007-08/2008, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N53 B30 A

520 d Rear-Wheel Drive 09/2007-12/2009, 130 kw, 1995 ccm, 177 PS, Saloon, Diesel , ENG: N47 D20 A, N47 D20 C

530 xd 4WD 03/2007-08/2007, 173 kw, 2993 ccm, 235 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

525 xd 4WD 09/2007-08/2008, 145 kw, 2993 ccm, 197 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

530 xi 4WD 03/2007-10/2009, 200 kw, 2996 ccm, 272 PS, Saloon, Petrol , ENG: N52 B30 A

530 xd 4WD 02/2005-02/2007, 170 kw, 2993 ccm, 231 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

525 d Rear-Wheel Drive 01/2007-03/2010, 145 kw, 2993 ccm, 197 PS, Saloon, Diesel , ENG: M57 D30 (306D3)

525 xi 4WD 04/2005-02/2007, 160 kw, 2497 ccm, 218 PS, Saloon, Petrol , ENG: N52 B25 A

530 i Rear-Wheel Drive 03/2005-03/2010, 187 kw, 2996 ccm, 254 PS, Saloon, Petrol , ENG: N52 B30 A

525 xi 4WD 03/2007-12/2009, 160 kw, 2996 ccm, 218 PS, Saloon, Petrol , ENG: N53 B30 A

BMW 5 Touring (E61) From 03/2004 to 12/2010

523 i Rear-Wheel Drive 03/2007-01/2010, 140 kw, 2497 ccm, 190 PS, Estate, Petrol , ENG: N52 B25 A

550 i Rear-Wheel Drive 07/2005-12/2010, 270 kw, 4799 ccm, 367 PS, Estate, Petrol , ENG: N62 B48 A, N62 B48 B

525 xi 4WD 01/2007-12/2010, 160 kw, 2996 ccm, 218 PS, Estate, Petrol , ENG: N53 B30 A

530 xi 4WD 03/2007-05/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N52 B30 A

523 i Rear-Wheel Drive 01/2007-12/2010, 140 kw, 2497 ccm, 190 PS, Estate, Petrol , ENG: N53 B25 A

525 d Rear-Wheel Drive 03/2004-03/2007, 120 kw, 2497 ccm, 163 PS, Estate, Diesel , ENG: M57 D25 (256D2)

530 xd 4WD 03/2007-08/2007, 173 kw, 2993 ccm, 235 PS, Estate, Diesel , ENG: M57 D30 (306D3)

545 i Rear-Wheel Drive 06/2004-12/2010, 245 kw, 4398 ccm, 333 PS, Estate, Petrol , ENG: N62 B44 A

520 d Rear-Wheel Drive 04/2005-05/2010, 120 kw, 1995 ccm, 163 PS, Estate, Diesel , ENG: M47 D20 (204D4), N47 D20 A, N47 D20 C

525 d Rear-Wheel Drive 03/2007-05/2010, 145 kw, 2993 ccm, 197 PS, Estate, Diesel , ENG: M57 D30 (306D3)

530 xi 4WD 04/2005-02/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 A

520 d Rear-Wheel Drive 09/2007-05/2010, 130 kw, 1995 ccm, 177 PS, Estate, Diesel , ENG: N47 D20 A, N47 D20 C

530 xd 4WD 02/2005-02/2007, 170 kw, 2993 ccm, 231 PS, Estate, Diesel , ENG: M57 D30 (306D3)

525 xd 4WD 09/2007-09/2008, 145 kw, 2993 ccm, 197 PS, Estate, Diesel , ENG: M57 D30 (306D3)

530 xi 4WD 09/2006-09/2008, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 B30 A

530 d xDrive 4WD 09/2007-05/2010, 173 kw, 2993 ccm, 235 PS, Estate, Diesel , ENG: M57 D30 (306D3)

525 i Rear-Wheel Drive 03/2005-05/2010, 155 kw, 2497 ccm, 211 PS, Estate, Petrol , ENG: N52 B25 A

530 i xDrive 4WD 09/2008-05/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 B30 A

530 d Rear-Wheel Drive 02/2005-02/2007, 170 kw, 2993 ccm, 231 PS, Estate, Diesel , ENG: M57 D30 (306D3)

M5 Rear-Wheel Drive 02/2007-12/2010, 373 kw, 4999 ccm, 507 PS, Estate, Petrol , ENG: S85 B50 A

535 d Rear-Wheel Drive 01/2007-12/2010, 210 kw, 2993 ccm, 286 PS, Estate, Diesel , ENG: M57 D30 (306D5)

525 d Rear-Wheel Drive 03/2004-03/2007, 130 kw, 2497 ccm, 177 PS, Estate, Diesel , ENG: M57 D25 (256D2)

520 d Rear-Wheel Drive 09/2005-02/2007, 110 kw, 1995 ccm, 150 PS, Estate, Diesel , ENG: M47 D20 (204D4)

525 i Rear-Wheel Drive 01/2007-12/2010, 160 kw, 2996 ccm, 218 PS, Estate, Petrol , ENG: N53 B30 A

525 i Rear-Wheel Drive 03/2005-05/2010, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BF

530 i Rear-Wheel Drive 01/2007-12/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N53 B30 A

530 i Rear-Wheel Drive 09/2006-03/2010, 200 kw, 2996 ccm, 272 PS, Estate, Petrol , ENG: N52 B30 A

530 d Rear-Wheel Drive 03/2004-09/2005, 160 kw, 2993 ccm, 218 PS, Estate, Diesel , ENG: M57 D30 (306D2)

523 i Rear-Wheel Drive 10/2004-02/2007, 130 kw, 2497 ccm, 177 PS, Estate, Petrol , ENG: N52 B25 A, N52 B25 B, N52 B25 BE

530 d Rear-Wheel Drive 02/2007-05/2010, 173 kw, 2993 ccm, 235 PS, Estate, Diesel , ENG: M57 D30 (306D3)

520 i Rear-Wheel Drive 09/2007-12/2010, 125 kw, 1995 ccm, 170 PS, Estate, Petrol , ENG: N43 B20 A

530 i Rear-Wheel Drive 09/2004-02/2007, 190 kw, 2996 ccm, 258 PS, Estate, Petrol , ENG: N52 B30 BF, N52 B30 A

520 i Rear-Wheel Drive 07/2007-08/2010, 120 kw, 1995 ccm, 163 PS, Estate, Petrol , ENG: N43 B20 A

525 xi 4WD 07/2005-12/2010, 160 kw, 2497 ccm, 218 PS, Estate, Petrol , ENG: N52 B25 A

530 d Rear-Wheel Drive 03/2004-05/2010, 155 kw, 2993 ccm, 211 PS, Estate, Diesel , ENG: M57 D30 (306D2), M57 D30 (306D3)

525 d xDrive 4WD 09/2008-05/2010, 145 kw, 2993 ccm, 197 PS, Estate, Diesel , ENG: M57 D30 (306D3)

525 i Rear-Wheel Drive 01/2007-12/2010, 155 kw, 2996 ccm, 211 PS, Estate, Petrol , ENG: N53 B30 A

535 d Rear-Wheel Drive 09/2004-12/2010, 200 kw, 2993 ccm, 272 PS, Estate, Diesel , ENG: M57 D30 (306D4)

525 i xDrive 4WD 09/2008-12/2010, 160 kw, 2996 ccm, 218 PS, Estate, Petrol , ENG: N53 B30 A

BMW 6 (E63) From 09/2003 to 12/2010

645 Ci Rear-Wheel Drive 09/2003-08/2005, 245 kw, 4398 ccm, 333 PS, Coupe, Petrol , ENG: N62 B44 A

630 i Rear-Wheel Drive 09/2007-08/2010, 200 kw, 2996 ccm, 272 PS, Coupe, Petrol , ENG: N53 B30 A

630 i Rear-Wheel Drive 09/2004-08/2007, 190 kw, 2996 ccm, 258 PS, Coupe, Petrol , ENG: N52 B30 BF, N52 B30 A

630 i Rear-Wheel Drive 09/2007-08/2010, 200 kw, 2996 ccm, 272 PS, Coupe, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 B

635 d Rear-Wheel Drive 07/2007-07/2010, 210 kw, 2993 ccm, 286 PS, Coupe, Diesel , ENG: M57 D30 (306D5)

M Rear-Wheel Drive 09/2005-07/2010, 373 kw, 4999 ccm, 507 PS, Coupe, Petrol , ENG: S85 B50 A

650 i Rear-Wheel Drive 09/2005-08/2010, 270 kw, 4799 ccm, 367 PS, Coupe, Petrol , ENG: N62 B48 B

BMW 6 Convertible (E64) From 03/2004 to 12/2010

630 i Rear-Wheel Drive 09/2007-08/2010, 200 kw, 2996 ccm, 272 PS, Convertible, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 B

635 d Rear-Wheel Drive 07/2007-07/2010, 210 kw, 2993 ccm, 286 PS, Convertible, Diesel , ENG: M57 D30 (306D5)

650 i Rear-Wheel Drive 09/2005-08/2010, 270 kw, 4799 ccm, 367 PS, Convertible, Petrol , ENG: N62 B48 B

645 Ci Rear-Wheel Drive 04/2004-08/2005, 245 kw, 4398 ccm, 333 PS, Convertible, Petrol , ENG: N62 B44 A

630 i Rear-Wheel Drive 09/2007-08/2010, 200 kw, 2996 ccm, 272 PS, Convertible, Petrol , ENG: N53 B30 A

M6 Rear-Wheel Drive 09/2006-08/2010, 373 kw, 4999 ccm, 507 PS, Convertible, Petrol , ENG: S85 B50 A

630 i Rear-Wheel Drive 09/2004-08/2007, 190 kw, 2996 ccm, 258 PS, Convertible, Petrol , ENG: N52 B30 BF, N52 B30 A, N52 B30 B

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.