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M278 Engine Timing Chain Camshaft Adjuster Kit For Mercedes-Benz GLS550 GL550 GL450 S550 E550 E500 S500 CLS550 W166 4.7L 5.5L
M278 Engine Timing Chain Camshaft Adjuster Kit For Mercedes-Benz GLS550 GL550 GL450 S550 E550 E500 S500 CLS550 W166 4.7L 5.5L
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Features:
OEM part that offers a superior fit and performance
Guaranteed to look and function like the part your with from the factory
Made using the finest materials and up-to-date technology
Proven to offer the quality and reliability owners are accustomed to
Engineered to deliver trouble-free installation with no modifications required
Part Number:
A2780500216, A2780500116, A0009930278, A0009930776, A2780500105, A2780520103, A2780501400/A2780500511, A2780501300/A2780500411, A2780520116, A2780520216/A2780523216, A2780520316, A2780520316, A2780500011, A2780520016, A2721810259
Interchange Part Number:
2780501447, 2780501347, 2780500947, 2780501047, 2780501547, 2780501147, 2780501247, 2780501647, 278 050 13 47, 278 050 09 47, 278 050 10 47, 278 050 15 47, 278 050 11 47, 278 050 12 47, 278 050 14 47, 278 050 16 47
Package Included:
4pcs (1x Left Intake + 1x Left Exhaust + 1x Right Intake + 1x Right Exhaust ) Camshaft Adjuster Actuators
Integrated chain guide rail - right * 1
Integrated chain guide rail - left * 1
Balance shaft chain (open) * 1
Oil pump chain (open) * 1
Balance shaft sprocket * 1
Crankshaft sprocket * 1
Tensioner - Right * 1
Tensioner - Left * 1
Fixed orbit * 2
Top fixed track * 2
Balance shaft tensioner * 1
Balance axis fixed track * 1
Oil pump tensioner * 1
Fitment:
2017-2019 Mercedes-Benz GLS63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2017-2019 Mercedes-Benz GLS550 4Matic Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2017 Mercedes-Benz Maybach S550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2017 Mercedes-Benz S63 AMG Base Convertible 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2017 Mercedes-Benz S550 Base Convertible 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2016-2019 Mercedes-Benz GLE63 AMG 4Matic Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2016-2019 Mercedes-Benz GLE63 AMG S 4Matic Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2015-2017 Mercedes-Benz S63 AMG Base Coupe 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2015-2017 Mercedes-Benz S550 4Matic Coupe 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2014 Mercedes-Benz CLS63 AMG 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2018 Mercedes-Benz CLS63 AMG S 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2015 Mercedes-Benz E63 AMG 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014 Mercedes-Benz E63 AMG 4Matic Wagon 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2016 Mercedes-Benz E63 AMG S 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2016 Mercedes-Benz E63 AMG S 4Matic Wagon 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014 Mercedes-Benz SL63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2018 Mercedes-Benz G63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2016 Mercedes-Benz GL63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2014 Mercedes-Benz GL450 Base Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2013-2016 Mercedes-Benz GL550 4Matic Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2013-2019 Mercedes-Benz SL63 AMG Base Convertible 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2019 Mercedes-Benz SL550 Base Convertible 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2014 Mercedes-Benz CL63 AMG Base Coupe 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2013 Mercedes-Benz CLS63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2018 Mercedes-Benz CLS550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2018 Mercedes-Benz CLS550 Base Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2013 Mercedes-Benz E63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2013 Mercedes-Benz E63 AMG Base Wagon 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2014 Mercedes-Benz E550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz E550 Base Convertible 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz E550 Base Coupe 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2015 Mercedes-Benz ML63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2014 Mercedes-Benz ML550 Base Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz S63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz S550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz S550 Base Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2016 Mercedes-Benz SLK55 AMG Base Convertible 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated
2011-2012 MERCEDES-BENZ CL550 4MATIC COUPE 2-DOOR
2011-2012 MERCEDES-BENZ CL63 AMG BASE COUPE 2-DOOR
2012-2012 MERCEDES-BENZ CLS550 4MATIC SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ CLS550 BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ CLS63 AMG BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ E550 4MATIC SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ E550 BASE CONVERTIBLE 2-DOOR
2012-2012 MERCEDES-BENZ E550 BASE COUPE 2-DOOR
2012-2012 MERCEDES-BENZ E63 AMG BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ E63 AMG BASE WAGON 4-DOOR
2012-2012 MERCEDES-BENZ ML550 BASE SPORT UTILITY 4-DOOR
2012-2012 MERCEDES-BENZ ML63 AMG BASE SPORT UTILITY 4-DOOR
2012-2012 MERCEDES-BENZ S550 4MATIC SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ S550 BASE SEDAN 4-DOOR
2011-2012 MERCEDES-BENZ S63 AMG BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ SLK55 AMG BASE CONVERTIBLE 2-DOOR
2012-2012 MERCEDES-BENZ SLK55 AMG BASE CONVERTIBLE
Notes:
Please refer to the listing pictures for an accurate description of the parts included in the kit.
Please ensure this item will fit your vehicle by checking the photos or the part number.
Instruction is not included. Professional installation is recommended.
If you have any questions, feel free to contact us, and we will reply you as soon as possible.



















About Product
-- 1.Please allow 0.5-1.0cm difference due to manual measurement.(1 cm=0.3937'').
-- 2.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.
Please check the product description and pictures carefully before your purchase to ensure it's the correct part you need!
Shipping Policy
Expedited Shipping(Fedex/Dhl/Tnt/UPS):To USA 7-12 Workdays, To United Kingdom & Australia 7-12 Workdays, To other counties 7-15 Workdays.
Please make sure to provide us with correct, precise and detailed shipping address and correct phone number. Order will be shipped out with 1 to 10 business days upon payment
received or cleared.
If you don't receive package over 30 business workdays, please notify us.
Return Policy
Customer satisfaction is our top goal.
If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately.
Returns accepted within 30 workdays of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final.
Return shipping must be paid by buyer.
Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
Feedback & Contact US
We will reply every message and solve the problem within 24 hours (except holiday). If you have any problem or concerns whatever with your order or products, please mail us and give us a
chance to assist you before leaving any feedback. We maintain high standards of excellence POSTIVE FEEDBACK and strive for 100% customer satisfaction! Feedback is very important to us.
We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concern.
Description
Description
Features:
OEM part that offers a superior fit and performance
Guaranteed to look and function like the part your with from the factory
Made using the finest materials and up-to-date technology
Proven to offer the quality and reliability owners are accustomed to
Engineered to deliver trouble-free installation with no modifications required
Part Number:
A2780500216, A2780500116, A0009930278, A0009930776, A2780500105, A2780520103, A2780501400/A2780500511, A2780501300/A2780500411, A2780520116, A2780520216/A2780523216, A2780520316, A2780520316, A2780500011, A2780520016, A2721810259
Interchange Part Number:
2780501447, 2780501347, 2780500947, 2780501047, 2780501547, 2780501147, 2780501247, 2780501647, 278 050 13 47, 278 050 09 47, 278 050 10 47, 278 050 15 47, 278 050 11 47, 278 050 12 47, 278 050 14 47, 278 050 16 47
Package Included:
4pcs (1x Left Intake + 1x Left Exhaust + 1x Right Intake + 1x Right Exhaust ) Camshaft Adjuster Actuators
Integrated chain guide rail - right * 1
Integrated chain guide rail - left * 1
Balance shaft chain (open) * 1
Oil pump chain (open) * 1
Balance shaft sprocket * 1
Crankshaft sprocket * 1
Tensioner - Right * 1
Tensioner - Left * 1
Fixed orbit * 2
Top fixed track * 2
Balance shaft tensioner * 1
Balance axis fixed track * 1
Oil pump tensioner * 1
Fitment:
2017-2019 Mercedes-Benz GLS63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2017-2019 Mercedes-Benz GLS550 4Matic Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2017 Mercedes-Benz Maybach S550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2017 Mercedes-Benz S63 AMG Base Convertible 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2017 Mercedes-Benz S550 Base Convertible 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2016-2019 Mercedes-Benz GLE63 AMG 4Matic Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2016-2019 Mercedes-Benz GLE63 AMG S 4Matic Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2015-2017 Mercedes-Benz S63 AMG Base Coupe 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2015-2017 Mercedes-Benz S550 4Matic Coupe 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2014 Mercedes-Benz CLS63 AMG 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2018 Mercedes-Benz CLS63 AMG S 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2015 Mercedes-Benz E63 AMG 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014 Mercedes-Benz E63 AMG 4Matic Wagon 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2016 Mercedes-Benz E63 AMG S 4Matic Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014-2016 Mercedes-Benz E63 AMG S 4Matic Wagon 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2014 Mercedes-Benz SL63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2018 Mercedes-Benz G63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2016 Mercedes-Benz GL63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2014 Mercedes-Benz GL450 Base Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2013-2016 Mercedes-Benz GL550 4Matic Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2013-2019 Mercedes-Benz SL63 AMG Base Convertible 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2013-2019 Mercedes-Benz SL550 Base Convertible 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2014 Mercedes-Benz CL63 AMG Base Coupe 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2013 Mercedes-Benz CLS63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2018 Mercedes-Benz CLS550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2018 Mercedes-Benz CLS550 Base Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2013 Mercedes-Benz E63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2013 Mercedes-Benz E63 AMG Base Wagon 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2014 Mercedes-Benz E550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz E550 Base Convertible 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz E550 Base Coupe 2-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2015 Mercedes-Benz ML63 AMG Base Sport Utility 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2014 Mercedes-Benz ML550 Base Sport Utility 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz S63 AMG Base Sedan 4-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz S550 4Matic Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2017 Mercedes-Benz S550 Base Sedan 4-Door 4.7L 4663CC 285Cu. In. V8 GAS DOHC Turbocharged
2012-2016 Mercedes-Benz SLK55 AMG Base Convertible 2-Door 5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated
2011-2012 MERCEDES-BENZ CL550 4MATIC COUPE 2-DOOR
2011-2012 MERCEDES-BENZ CL63 AMG BASE COUPE 2-DOOR
2012-2012 MERCEDES-BENZ CLS550 4MATIC SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ CLS550 BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ CLS63 AMG BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ E550 4MATIC SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ E550 BASE CONVERTIBLE 2-DOOR
2012-2012 MERCEDES-BENZ E550 BASE COUPE 2-DOOR
2012-2012 MERCEDES-BENZ E63 AMG BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ E63 AMG BASE WAGON 4-DOOR
2012-2012 MERCEDES-BENZ ML550 BASE SPORT UTILITY 4-DOOR
2012-2012 MERCEDES-BENZ ML63 AMG BASE SPORT UTILITY 4-DOOR
2012-2012 MERCEDES-BENZ S550 4MATIC SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ S550 BASE SEDAN 4-DOOR
2011-2012 MERCEDES-BENZ S63 AMG BASE SEDAN 4-DOOR
2012-2012 MERCEDES-BENZ SLK55 AMG BASE CONVERTIBLE 2-DOOR
2012-2012 MERCEDES-BENZ SLK55 AMG BASE CONVERTIBLE
Notes:
Please refer to the listing pictures for an accurate description of the parts included in the kit.
Please ensure this item will fit your vehicle by checking the photos or the part number.
Instruction is not included. Professional installation is recommended.
If you have any questions, feel free to contact us, and we will reply you as soon as possible.



















About Product
-- 1.Please allow 0.5-1.0cm difference due to manual measurement.(1 cm=0.3937'').
-- 2.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.
Please check the product description and pictures carefully before your purchase to ensure it's the correct part you need!
Shipping Policy
Expedited Shipping(Fedex/Dhl/Tnt/UPS):To USA 7-12 Workdays, To United Kingdom & Australia 7-12 Workdays, To other counties 7-15 Workdays.
Please make sure to provide us with correct, precise and detailed shipping address and correct phone number. Order will be shipped out with 1 to 10 business days upon payment
received or cleared.
If you don't receive package over 30 business workdays, please notify us.
Return Policy
Customer satisfaction is our top goal.
If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately.
Returns accepted within 30 workdays of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final.
Return shipping must be paid by buyer.
Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
Feedback & Contact US
We will reply every message and solve the problem within 24 hours (except holiday). If you have any problem or concerns whatever with your order or products, please mail us and give us a
chance to assist you before leaving any feedback. We maintain high standards of excellence POSTIVE FEEDBACK and strive for 100% customer satisfaction! Feedback is very important to us.
We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concern.
Item Specifics
Item Specifics
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Address Potential Objections:
Anticipate common concerns or objections that customers may have and address them proactively in your description. Whether it's addressing durability, sizing concerns, or return policies, transparency builds trust and confidence in your brand.
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