INA ZG0243 Engine Timing Chain Guide - Left Lower

OE Quality 60-Day Returns

INA ZG0243 Engine Timing Chain Guide - Left Lower

Brand	INA ZG0243
Position	Left Lower
Fits	BMW · 48 vehicles

OE quality. Designed to meet or exceed original equipment performance.

Plastic construction. Uses OEM-grade PA66 and PA46 material for proper hardness.

Timing chain guide. Helps guide the chain within the valve train system.

Cross-references 5520243100 for the same application. See all 1.

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INA Timing Chain Guide for BMW V8 Applications

INA ZG0243 is an engine timing chain guide for select BMW models with left lower chain guide applications. It is built to meet or exceed OE quality and performance, with plastic material formulated to match OEM PA66 and PA46 grade hardness requirements.

Key Features

Engine timing chain guide for the left lower position
OE-style fit and material specification for BMW timing systems
Plastic construction matched to OEM PA66 and PA46 grade hardness
INA Global Number 552 0243 100
Part number ZG0243 for catalog and service reference

Detailed Description

INA ZG0243 timing chain guide is designed for BMW engine valve train service where precise chain routing and stable guide surface condition are required. This part cross-references 5520243100 for the same application. It fits 2011-2013 BMW 740i, left lower; 2006-2011 BMW 650Ci, left lower; 2006-2010 BMW 550i, left lower; 2006-2010 BMW 650i, left lower; 2004-2010 BMW X5, left lower; 2006-2008 BMW 750i, left lower; 2006-2008 BMW 750Li, left lower; 2004-2006 BMW 545i, left lower; 2004-2005 BMW 645Ci, left lower; 2002-2005 BMW 745i, left lower; and 2002-2005 BMW 745Li, left lower. The ZG0243 timing chain guide is a direct-fit service part for BMW 740i, BMW X5, and other listed V8 applications.

Common Repair Symptoms

Timing chain noise from the engine front cover area
Worn or damaged chain guide surface
Chain alignment issues during timing service
Rattle or slack related to guide wear
Need for timing system service on BMW V8 engines

Installation Notes and Tips

Verify engine code, position, and model year before installation. Replace the guide during timing chain service and inspect related chain components, tensioners, and sprockets for wear. Follow BMW service procedures and torque specifications during reassembly.

Quality Assurance

INA timing chain guides are engineered to meet OE-level performance expectations, and the guide material is matched to OEM PA66 and PA46 hardness standards for consistent service fit and function.

This part fits 48 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Position	Notes
2013	BMW	740i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2012	BMW	740i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2011	BMW	650Ci	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2011	BMW	740i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2010	BMW	550i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2010	BMW	650Ci	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2010	BMW	650i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2010	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2009	BMW	550i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2009	BMW	650Ci	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2009	BMW	650i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2009	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2008	BMW	550i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2008	BMW	650Ci	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2008	BMW	650i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2008	BMW	750i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2008	BMW	750Li	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2008	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2007	BMW	550i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2007	BMW	650Ci	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2007	BMW	650i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2007	BMW	750i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2007	BMW	750Li	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2007	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	545i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	550i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	650Ci	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	650i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	750i	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	750Li	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	X5	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2006	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2005	BMW	545i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2005	BMW	645Ci	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2005	BMW	745i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2005	BMW	745Li	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2005	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2005	BMW	X5	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2004	BMW	545i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2004	BMW	645Ci	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2004	BMW	745i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2004	BMW	745Li	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2004	BMW	X5	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2004	BMW	X5	4.8L	V8	Left Lower	INA Global Number 552 0243 100
2003	BMW	745i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2003	BMW	745Li	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2002	BMW	745i	4.4L	V8	Left Lower	INA Global Number 552 0243 100
2002	BMW	745Li	4.4L	V8	Left Lower	INA Global Number 552 0243 100
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Directly replaces or cross-references 1 part number

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

5520243100