What assembly is shown in the BMW 8 Series G14 Convertible M850iXUltrasonic sensor?

This technical diagram illustrates the Ultrasonic sensor within the Distance Systems, Cruise Control group for the 8 Series G14 Convertible M850iX. It provides a detailed exploded view of the components, identifying key parts such as the Decoupling ring (Part #66209390408).

Which models use the hardware listed in this Ultrasonic sensor?

The hardware and components featured in the Ultrasonic sensor are specific to the 8 Series G14 Convertible M850iX. These technical specifications ensure that parts like the Decoupling ring (66209390408) are correctly matched to the vehicle's structural and mechanical requirements.

How do I find specific parts within the Ultrasonic sensor assembly?

Each item in the Ultrasonic sensor corresponds to the numbered list below the illustration. For the 8 Series G14 Convertible M850iX, you can identify the Decoupling ring by locating its position on the schematic, which then links to the official BMW part number 66209390408 for the Distance Systems, Cruise Control section.

Ultrasonic sensor for BMW 8 Series G14 Convertible M850iX

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This Ultrasonic sensor technical drawing provides a detailed breakdown of the assembly for the 8 Series G14 Convertible M850iX. It includes part names, part numbers and all associated mounting hardware.

No.	Description	Supp.	Qty	Up To	Part Number	Notes
01	Decoupling ring		12		66209390408		Shop at ECS Tuning
02	Ultrasonic sensor, color code		4		66205A1F7B5		Shop at ECS Tuning
	Control number for individual colors Attention, important info for vehicles with individual painting: After entering the vehicle identification number in "Vehicle details", select the "Equipment" option. For vehicles with individual painting, the key number must be searched for/selected manually in the condition evaluation, which allows the sensor to appear in the correct color. If the key number cannot be found in the list, the sensor color code must be ordered with the appropriate key number.
	For vehicles with Sanremo green metallic	WC4E=Yes
02	Ultrasonic sensor, San Remo green	WC4E	4		66207927946		Shop at ECS Tuning
	For vehicles with marina-bay-blau metallic	WC1K=Yes
02	Ultrasonic sensor, Marina Bay Blue	WC1K	4		66207927834		Shop at ECS Tuning
	For vehicles with sonic-speed-blue metallic	WC1A=Yes
02	Ultrasonic sensor, Sonic Speed Blue	WC1A	4		66209826997		Shop at ECS Tuning
	For vehicles with Tansanitblau II metallic	WC3Z=Yes
02	Ultrasonic sensor, Tanzanite Blue	WC3Z	4		66209827052		Shop at ECS Tuning
	For vehicles with Motegi Red metallic	WC3K=Yes
02	Ultrasonic sensor, Motegi Red	WC3K	4	07/2020	66209458098		Shop at ECS Tuning
02	Ultrasonic sensor, Motegi Red	WC3K	4		66207927846		Shop at ECS Tuning
	For vehicles with alpinweiss 3	U300=Yes
02	Ultrasonic sensor, Alpine White	U300	4	07/2020	66209472092	ENDED	Shop at ECS Tuning
02	Ultrasonic sensor, Alpine White	U300	4		66209826949		Shop at ECS Tuning
	For vehicles with Barcelona blau metallic	WC38=Yes
02	Ultrasonic sensor Barcelona blue	WC38	4		66207927810		Shop at ECS Tuning
	For vehicles with donington-grau metallic	WC28=Yes
02	Ultrasonic sensor, Donington gray	WC28	4		66209827048		Shop at ECS Tuning
	For vehicles with Dravitgrau metallic	WC36=Yes
02	Ultrasonic sensor, Dravite Gray	WC36	4		66209827023		Shop at ECS Tuning
	For vehicles with Blue ridge mountain metallic	WC35=Yes
02	Ultrasonic sensor Blue Ridge Mountain	WC35	4		66209827009		Shop at ECS Tuning
	For vehicles with blue-stone metallic	WC2Y=Yes
02	Ultrasonic sensor, Blue stone	WC2Y	4		66209826993		Shop at ECS Tuning
	For vehicles with Brooklyn grau metallic	WC4P=Yes
02	Ultrasonic sensor, Brooklyn gray	WC4P	4		66207927950		Shop at ECS Tuning
	For vehicles with Skyscraper grau metallic	WC4W=Yes
02	Ultrasonic sensor, Skyscraper gray	WC4W	4		66207927954		Shop at ECS Tuning
	For vehicles with Seaside blue metallic	WC1R=Yes
02	Ultrasonic sensor, Seaside Blue	WC1R	4		66207927794		Shop at ECS Tuning
	For vehicles with Sunset orange metallic	WC1X=Yes
02	Ultrasonic sensor Sunset Orange	WC1X	4		66209827001		Shop at ECS Tuning
	For vehicles with mineral-weiss metallic	WA96=Yes
02	Ultrasonic sensor, Mineral White	WA96	4		66209826953		Shop at ECS Tuning
	For vehicles with Portimao blau metallic	WC31=Yes
02	Ultrasonic sensor, Portimao Blue	WC31	4		66207927814		Shop at ECS Tuning
	For vehicles with brands-hatch-grey metallic	WC17=Yes
02	Ultrasonic sensor, Brands Hatch Gray	WC17	4		66207927850		Shop at ECS Tuning
	For vehicles with Frozen pure grey metallic	WC5A=Yes
02	Ultrasonic sensor, Frozen Pure gray	WC5A	4		66207927974		Shop at ECS Tuning
	For vehicles with Almadinbraun II metallic or almandin-braun metallic	WC46=Yes WX14=Yes
02	Ultrasonic sensor, Almandine Brown	WC46 WX14	4	07/2020	66209476595	ENDED	Shop at ECS Tuning
02	Ultrasonic sensor, Almandine Brown	WC46 WX14	4		66207927826		Shop at ECS Tuning
	For vehicles with Aventurinrot III metallic or Aventurine Red metallic	WC57=Yes WX1C=Yes
02	Ultrasonic sensor Aventurin Red III	WC57/WX1C	4		66205A08986		Shop at ECS Tuning
	For vehicles with carbon-schwarz or black-sapphire metallic or black 2	M416=Yes M475=Yes U668=Yes
02	Ultrasonic sensor, black	M416/M475/U668	4		66209826784		Shop at ECS Tuning
03	Ultrasonic sensor, color code		2		66205A1F862		Shop at ECS Tuning
	Control number for individual colors Attention, important info for vehicles with individual painting: After entering the vehicle identification number in "Vehicle details", select the "Equipment" option. For vehicles with individual painting, the key number must be searched for/selected manually in the condition evaluation, which allows the sensor to appear in the correct color. If the key number cannot be found in the list, the sensor color code must be ordered with the appropriate key number.
	For vehicles with Sanremo green metallic	WC4E=Yes
03	Ultrasonic sensor, San Remo green	WC4E	2		66207927948		Shop at ECS Tuning
	For vehicles with marina-bay-blau metallic	WC1K=Yes
03	Ultrasonic sensor, Marina Bay Blue	WC1K	2		66207927836		Shop at ECS Tuning
	For vehicles with Aventurinrot III metallic	WC57=Yes
03	Ultrasonic sensor Aventurin Red III	WC57	2		66205A08988		Shop at ECS Tuning
	For vehicles with sonic-speed-blue metallic	WC1A=Yes
03	Ultrasonic sensor, Sonic Speed Blue	WC1A	2	07/2020	66209472181		Shop at ECS Tuning
03	Ultrasonic sensor, Sonic Speed Blue	WC1A	2		66209826999		Shop at ECS Tuning
	For vehicles with Tansanitblau II metallic	WC3Z=Yes
03	Ultrasonic sensor, Tanzanite Blue	WC3Z	2		66209827054		Shop at ECS Tuning
	For vehicles with Aventurine Red metallic	WX1C=Yes
03	Ultrasonic sensor, Aventurine Red II	WX1C	2		66209437320		Shop at ECS Tuning
	For vehicles with Motegi Red metallic	WC3K=Yes
03	Ultrasonic sensor, Motegi Red	WC3K	2	07/2020	66209458100		Shop at ECS Tuning
03	Ultrasonic sensor, Motegi Red	WC3K	2		66207927848		Shop at ECS Tuning
	For vehicles with alpinweiss 3	U300=Yes
03	Ultrasonic sensor, Alpine White	U300	2		66209826951		Shop at ECS Tuning
	For vehicles with Barcelona blau metallic	WC38=Yes
03	Ultrasonic sensor Barcelona blue	WC38	2		66207927812		Shop at ECS Tuning
	For vehicles with donington-grau metallic	WC28=Yes
03	Ultrasonic sensor, Donington gray	WC28	2		66209827050		Shop at ECS Tuning
	For vehicles with Dravitgrau metallic	WC36=Yes
03	Ultrasonic sensor, Dravite Gray	WC36	2		66209827025		Shop at ECS Tuning
	For vehicles with Blue ridge mountain metallic	WC35=Yes
03	Ultrasonic sensor Blue Ridge Mountain	WC35	2	07/2020	66209472204		Shop at ECS Tuning
03	Ultrasonic sensor Blue Ridge Mountain	WC35	2		66209827011		Shop at ECS Tuning
	For vehicles with blue-stone metallic	WC2Y=Yes
03	Ultrasonic sensor, Blue stone	WC2Y	2	07/2020	66209472177	ENDED	Shop at ECS Tuning
03	Ultrasonic sensor, Blue stone	WC2Y	2		66209826995		Shop at ECS Tuning
	For vehicles with Brooklyn grau metallic	WC4P=Yes
03	Ultrasonic sensor, Brooklyn gray	WC4P	2		66207927952		Shop at ECS Tuning
	For vehicles with Skyscraper grau metallic	WC4W=Yes
03	Ultrasonic sensor, Skyscraper gray	WC4W	2		66207927954		Shop at ECS Tuning
	For vehicles with Seaside blue metallic	WC1R=Yes
03	Ultrasonic sensor, Seaside Blue	WC1R	2		66207927794		Shop at ECS Tuning
	For vehicles with Sunset orange metallic	WC1X=Yes
03	Ultrasonic sensor Sunset Orange	WC1X	2	07/2020	66209472196	ENDED	Shop at ECS Tuning
03	Ultrasonic sensor Sunset Orange	WC1X	2		66209827003		Shop at ECS Tuning
	For vehicles with mineral-weiss metallic	WA96=Yes
03	Ultrasonic sensor, Mineral White	WA96	2		66209826955		Shop at ECS Tuning
	For vehicles with Portimao blau metallic	WC31=Yes
03	Ultrasonic sensor, Portimao Blue	WC31	2		66207927816		Shop at ECS Tuning
	For vehicles with brands-hatch-grey metallic	WC17=Yes
03	Ultrasonic transducer, Brands Hatch Grey	WC17	2	07/2020	66209458099	ENDED	Shop at ECS Tuning
	For vehicles with Frozen pure grey metallic	WC5A=Yes
03	Ultrasonic sensor, Frozen Pure gray	WC5A	2		66207927976		Shop at ECS Tuning
	For vehicles with Almadinbraun II metallic or almandin-braun metallic	WC46=Yes WX14=Yes
03	Ultrasonic sensor, Almandine Brown	WC46 WX14	2	07/2020	66209476597		Shop at ECS Tuning
03	Ultrasonic sensor, Almandine Brown	WC46 WX14	2		66207927828		Shop at ECS Tuning
	For vehicles with carbon-schwarz or black-sapphire metallic or black 2	M416=Yes M475=Yes U668=Yes
03	Ultrasonic sensor, black	M416 M475 U668	2		66209826786		Shop at ECS Tuning
04	Ultrasonic sensor, color code		2		66205A1F7B5		Shop at ECS Tuning
	Control number for individual colors Attention, important info for vehicles with individual painting: After entering the vehicle identification number in "Vehicle details", select the "Equipment" option. For vehicles with individual painting, the key number must be searched for/selected manually in the condition evaluation, which allows the sensor to appear in the correct color. If the key number cannot be found in the list, the sensor color code must be ordered with the appropriate key number.
	For vehicles with marina-bay-blau metallic	WC1K=Yes
04	Ultrasonic sensor, Marina Bay Blue	WC1K	2		66207927834		Shop at ECS Tuning
	For vehicles with sonic-speed-blue metallic	WC1A=Yes
04	Ultrasonic sensor, Sonic Speed Blue	WC1A	2		66209826997		Shop at ECS Tuning
	For vehicles with Tansanitblau II metallic	WC3Z=Yes
04	Ultrasonic sensor, Tanzanite Blue	WC3Z	2		66209827052		Shop at ECS Tuning
	For vehicles with Motegi Red metallic	WC3K=Yes
04	Ultrasonic sensor, Motegi Red	WC3K	2	07/2020	66209458098		Shop at ECS Tuning
04	Ultrasonic sensor, Motegi Red	WC3K	2		66207927846		Shop at ECS Tuning
	For vehicles with alpinweiss 3	U300=Yes
04	Ultrasonic sensor, Alpine White	U300	2	07/2020	66209472092	ENDED	Shop at ECS Tuning
04	Ultrasonic sensor, Alpine White	U300	2		66209826949		Shop at ECS Tuning
	For vehicles with Barcelona blau metallic	WC38=Yes
04	Ultrasonic sensor Barcelona blue	WC38	2		66207927810		Shop at ECS Tuning
	For vehicles with donington-grau metallic	WC28=Yes
04	Ultrasonic sensor, Donington gray	WC28	2		66209827050		Shop at ECS Tuning
	For vehicles with Dravitgrau metallic	WC36=Yes
04	Ultrasonic sensor, Dravite Gray	WC36	2		66209827023		Shop at ECS Tuning
	For vehicles with Blue ridge mountain metallic	WC35=Yes
04	Ultrasonic sensor Blue Ridge Mountain	WC35	2		66209827009		Shop at ECS Tuning
	For vehicles with blue-stone metallic	WC2Y=Yes
04	Ultrasonic sensor, Blue stone	WC2Y	2		66209826993		Shop at ECS Tuning
	For vehicles with Brooklyn grau metallic	WC4P=Yes
04	Ultrasonic sensor, Brooklyn gray	WC4P	2		66207927952		Shop at ECS Tuning
	For vehicles with Skyscraper grau metallic	WC4W=Yes
04	Ultrasonic sensor, Skyscraper gray	WC4W	2		66207927956		Shop at ECS Tuning
	For vehicles with Seaside blue metallic	WC1R=Yes
04	Ultrasonic sensor, Seaside Blue	WC1R	2		66207927794		Shop at ECS Tuning
	For vehicles with Sunset orange metallic	WC1X=Yes
04	Ultrasonic sensor Sunset Orange	WC1X	2		66209827001		Shop at ECS Tuning
	For vehicles with mineral-weiss metallic	WA96=Yes
04	Ultrasonic sensor, Mineral White	WA96	2		66209826953		Shop at ECS Tuning
	For vehicles with Portimao blau metallic	WC31=Yes
04	Ultrasonic sensor, Portimao Blue	WC31	2		66207927814		Shop at ECS Tuning
	For vehicles with brands-hatch-grey metallic	WC17=Yes
04	Ultrasonic sensor, Brands Hatch Gray	WC17	2		66207927850		Shop at ECS Tuning
	For vehicles with Frozen pure grey metallic	WC5A=Yes
04	Ultrasonic sensor, Frozen Pure gray	WC5A	2		66207927974		Shop at ECS Tuning
	For vehicles with Almadinbraun II metallic or almandin-braun metallic	WC46=Yes WX14=Yes
04	Ultrasonic sensor, Almandine Brown	WC46 WX14	2	07/2020	66209476595	ENDED	Shop at ECS Tuning
04	Ultrasonic sensor, Almandine Brown	WC46 WX14	2		66207927826		Shop at ECS Tuning
	For vehicles with Aventurinrot III metallic or Aventurine Red metallic	WC57=Yes WX1C=Yes
04	Ultrasonic sensor Aventurin Red III	WC57/WX1C	2		66205A08986		Shop at ECS Tuning
	For vehicles with carbon-schwarz or black-sapphire metallic or black 2	M416=Yes M475=Yes U668=Yes
04	Ultrasonic sensor, black	M416/M475/U668	2		66209826784		Shop at ECS Tuning
05	Ultrasonic sensor, color code		4		66205A1F7B5		Shop at ECS Tuning
	Control number for individual colors Attention, important info for vehicles with individual painting: After entering the vehicle identification number in "Vehicle details", select the "Equipment" option. For vehicles with individual painting, the key number must be searched for/selected manually in the condition evaluation, which allows the sensor to appear in the correct color. If the key number cannot be found in the list, the sensor color code must be ordered with the appropriate key number.
	For vehicles with Sanremo green metallic	WC4E=Yes
05	Ultrasonic sensor, San Remo green	WC4E	4		66207927946		Shop at ECS Tuning
	For vehicles with marina-bay-blau metallic	WC1K=Yes
05	Ultrasonic sensor, Marina Bay Blue	WC1K	4		66207927834		Shop at ECS Tuning
	For vehicles with sonic-speed-blue metallic	WC1A=Yes
05	Ultrasonic sensor, Sonic Speed Blue	WC1A	4		66209826997		Shop at ECS Tuning
	For vehicles with Tansanitblau II metallic	WC3Z=Yes
05	Ultrasonic sensor, Tanzanite Blue	WC3Z	4		66209827052		Shop at ECS Tuning
	For vehicles with Motegi Red metallic	WC3K=Yes
05	Ultrasonic sensor, Motegi Red	WC3K	4	07/2020	66209458098		Shop at ECS Tuning
05	Ultrasonic sensor, Motegi Red	WC3K	4		66207927846		Shop at ECS Tuning
	For vehicles with alpinweiss 3	U300=Yes
05	Ultrasonic sensor, Alpine White	U300	4	07/2020	66209472092	ENDED	Shop at ECS Tuning
05	Ultrasonic sensor, Alpine White	U300	4		66209826949		Shop at ECS Tuning
	For vehicles with Barcelona blau metallic	WC38=Yes
05	Ultrasonic sensor Barcelona blue	WC38	4		66207927810		Shop at ECS Tuning
	For vehicles with donington-grau metallic	WC28=Yes
05	Ultrasonic sensor, Donington gray	WC28	4		66209827048		Shop at ECS Tuning
	For vehicles with Dravitgrau metallic	WC36=Yes
05	Ultrasonic sensor, Dravite Gray	WC36	4		66209827023		Shop at ECS Tuning
	For vehicles with Blue ridge mountain metallic	WC35=Yes
05	Ultrasonic sensor Blue Ridge Mountain	WC35	4		66209827009		Shop at ECS Tuning
	For vehicles with blue-stone metallic	WC2Y=Yes
05	Ultrasonic sensor, Blue stone	WC2Y	4		66209826993		Shop at ECS Tuning
	For vehicles with Brooklyn grau metallic	WC4P=Yes
05	Ultrasonic sensor, Brooklyn gray	WC4P	4		66207927950		Shop at ECS Tuning
	For vehicles with Skyscraper grau metallic	WC4W=Yes
05	Ultrasonic sensor, Skyscraper gray	WC4W	4		66207927954		Shop at ECS Tuning
	For vehicles with Seaside blue metallic	WC1R=Yes
05	Ultrasonic sensor, Seaside Blue	WC1R	4		66207927794		Shop at ECS Tuning
	For vehicles with Sunset orange metallic	WC1X=Yes
05	Ultrasonic sensor Sunset Orange	WC1X	4		66209827001		Shop at ECS Tuning
	For vehicles with mineral-weiss metallic	WA96=Yes
05	Ultrasonic sensor, Mineral White	WA96	4		66209826953		Shop at ECS Tuning
	For vehicles with Portimao blau metallic	WC31=Yes
05	Ultrasonic sensor, Portimao Blue	WC31	4		66207927814		Shop at ECS Tuning
	For vehicles with brands-hatch-grey metallic	WC17=Yes
05	Ultrasonic sensor, Brands Hatch Gray	WC17	4		66207927850		Shop at ECS Tuning
	For vehicles with Frozen pure grey metallic	WC5A=Yes
05	Ultrasonic sensor, Frozen Pure gray	WC5A	4		66207927974		Shop at ECS Tuning
	For vehicles with Almadinbraun II metallic or almandin-braun metallic	WC46=Yes WX14=Yes
05	Ultrasonic sensor, Almandine Brown	WC46 WX14	4	07/2020	66209476595	ENDED	Shop at ECS Tuning
	For vehicles with Aventurinrot III metallic or Aventurine Red metallic	WC57=Yes WX1C=Yes
05	Ultrasonic sensor Aventurin Red III	WC57/WX1C	4		66205A08986		Shop at ECS Tuning
	For vehicles with carbon-schwarz or black-sapphire metallic or black 2	M416=Yes M475=Yes U668=Yes
05	Ultrasonic sensor, black	M416/M475/U668	4		66209826784		Shop at ECS Tuning

Notes

ENDED = the part has been discontinued (no longer available).

Frequently Asked Questions

What assembly is shown in the BMW 8 Series G14 Convertible M850iX Ultrasonic sensor?: This technical diagram illustrates the Ultrasonic sensor within the Distance Systems, Cruise Control group for the 8 Series G14 Convertible M850iX. It provides a detailed exploded view of the components, identifying key parts such as the Decoupling ring (Part #66209390408).
Which models use the hardware listed in this Ultrasonic sensor?: The hardware and components featured in the Ultrasonic sensor are specific to the 8 Series G14 Convertible M850iX. These technical specifications ensure that parts like the Decoupling ring (66209390408) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Ultrasonic sensor assembly?: Each item in the Ultrasonic sensor corresponds to the numbered list below the illustration. For the 8 Series G14 Convertible M850iX, you can identify the Decoupling ring by locating its position on the schematic, which then links to the official BMW part number 66209390408 for the Distance Systems, Cruise Control section.

Ultrasonic sensor for BMW 8 Series G14 Convertible M850iX

See Also

Frequently Asked Questions