Name: Knuckle Joint BORG & BECK BBJ5428 OE Ref 31 12 6 756 309
Brand: BORG & BECK
SKU: BORG-BECK-BBJ5428
Price: 36.00 GBP
Availability: InStock
Rating: 4.8 (578 reviews)

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Knuckle Joint BORG & BECK BBJ5428 OE Ref 31 12 6 756 309 BORG & BECK

Key Specification:

EAN: 5055188223753
OEM Reference number: 31126756309
Supplementary Info: BALL JOINT OUTER L/R
Number of mounting bores: 2
Version: FITTING KIT

See Full Specification

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£ 36.00

£ 29.70 excl. VAT

In Stock

SKU:	BORG & BECK BBJ5428
Brand	BORG & BECK

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

5055188223753

OEM Reference number

31126756309

Supplementary Info

BALL JOINT OUTER L/R

Number of mounting bores

Version

FITTING KIT

Thread Size 1

M12x1.5

Mounting Type

Bolted

Control/Trailing Arm Type

for control arm

PURPOSE GROUP

Ball Joint

Bore [mm]

10.6

Bore 1 [mm]

15.1

Number of rivet holes

Knuckle Joint BORG & BECK OE Ref 31 12 6 756 309 – BORG & BECK – OEM 31126756309

This Knuckle Joint BORG & BECK OE Ref 31 12 6 756 309 is supplied by BORG & BECK as a replacement for OEM reference 31126756309. It is intended for use in selected MINI vehicles and designed to meet original equipment fit and functional requirements.

The part is identified by manufacturer reference BBJ5428 and EAN EAN: 5055188223753, allowing accurate identification and compatibility verification prior to installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

BALL JOINT OUTER L/R

Vehicle Compatibility

Compatible with selected MINI models. Detailed compatibility information is available in the Compatibility section of this page.

To confirm correct fitment, please verify the OEM reference number or use the vehicle registration lookup tool before ordering.

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

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

BMW 31126756309 MINI 31 12 6 756 309 MINI 31 12 6 783 443 MINI 3112 6783 443 MINI 31126783443

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

MINI

MINI MINI (R50, R53) From 06/2001 to 09/2006

Works 4WD 11/2003-09/2006, 155 kw, 1598 ccm, 210 PS, Hatchback, Petrol , ENG: W11 B16 A

Cooper S 4WD 03/2002-09/2006, 120 kw, 1598 ccm, 163 PS, Hatchback, Petrol , ENG: W11 B16 A

One 4WD 06/2001-09/2006, 66 kw, 1598 ccm, 90 PS, Hatchback, Petrol , ENG: W10 B16 A

John Cooper Works 4WD 03/2006-09/2006, 160 kw, 1598 ccm, 218 PS, Hatchback, Petrol , ENG: W11 B16 A

One D 4WD 06/2003-09/2006, 55 kw, 1364 ccm, 75 PS, Hatchback, Diesel , ENG: 1ND

Cooper 4WD 06/2001-09/2006, 85 kw, 1598 ccm, 116 PS, Hatchback, Petrol , ENG: W10 B16 A

S Works 4WD 11/2003-06/2005, 149 kw, 1598 ccm, 203 PS, Hatchback, Petrol , ENG: W11 B16 A

One D 4WD 06/2003-09/2006, 65 kw, 1364 ccm, 88 PS, Hatchback, Diesel , ENG: W17 D14 (1ND)

Cooper S 4WD 07/2004-09/2006, 125 kw, 1598 ccm, 170 PS, Hatchback, Petrol , ENG: W11 B16 A

MINI MINI Convertible (R52) From 04/2004 to 07/2008

Cooper S 4WD 07/2004-11/2007, 120 kw, 1598 ccm, 163 PS, Convertible, Petrol , ENG: W11 B16 A

John Cooper Works 4WD 07/2004-11/2007, 155 kw, 1598 ccm, 210 PS, Convertible, Petrol , ENG: W11 B16 A

Cooper S 4WD 07/2004-07/2008, 125 kw, 1598 ccm, 170 PS, Convertible, Petrol , ENG: W11 B16 A

One 4WD 07/2004-11/2007, 66 kw, 1598 ccm, 90 PS, Convertible, Petrol , ENG: W10 B16 A

Cooper 4WD 04/2004-07/2008, 85 kw, 1598 ccm, 116 PS, Convertible, Petrol , ENG: W10 B16 A

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.