INA ZG0238 Engine Timing Chain Guide - Right

Engine Timing Chain Guide for Mercedes-Benz

INA ZG0238 is an engine timing chain guide for select Mercedes-Benz applications with right-side fitment. It is built to OE-quality standards and uses plastic material matched to OEM PA66 and PA46 grade requirements for hardness and durability.

• Engine timing chain guide for the right side
• OE-quality replacement for select Mercedes-Benz valve train applications
• Plastic material matched to OEM PA66 and PA46 grade specifications
• Cross-reference: 5520238100
• Part number: ZG0238

Detailed Product Information

INA ZG0238 is a timing chain guide designed for Mercedes-Benz engines that require a right-side guide in the valve train system. This component helps maintain proper timing chain routing and contact control in applications such as Mercedes-Benz E350, C350, ML350, GLK350, SLK350, and related models listed below. The ZG0238 part number is also referenced as INA Global Number 552 0238 100.

Compatible With 2018-2016 Mercedes-Benz GLE350, right; 2017-2013 Mercedes-Benz E400, right; 2017-2016 Mercedes-Benz GLE400, right; 2017-2016 Mercedes-Benz GLE450 AMG, right; 2017-2015 Mercedes-Benz S550e, right; 2016 Mercedes-Benz C450 AMG, right; 2016-2015 Mercedes-Benz CLS400, right; 2016-2013 Mercedes-Benz E350, right; 2016-2015 Mercedes-Benz GL450, right; 2016-2015 Mercedes-Benz SL400, right; 2016-2013 Mercedes-Benz SLK350, right; 2015-2013 Mercedes-Benz C350, right; 2015 Mercedes-Benz C400, right; 2015-2013 Mercedes-Benz GLK350, right; 2015-2013 Mercedes-Benz ML350, right; 2015 Mercedes-Benz ML400, right; 2014-2013 Mercedes-Benz C300, right; 2013-2012 Mercedes-Benz R350, right; 2012 Mercedes-Benz C350, right, from 03/28/2011; 2012 Mercedes-Benz E350, right, from 06/04/2011; 2012 Mercedes-Benz ML350, right, from 06/04/2011; 2012 Mercedes-Benz SLK350, right, from 05/04/2011.

What This Part Helps Address

• Timing chain noise from a worn guide surface
• Chain tracking issues in the valve train
• Guide wear from high-mileage engine operation
• Incorrect chain alignment on the right side of the engine
• Replacement needs during timing service on Mercedes-Benz engines

Installation Notes and Tips

Verify engine code, model year, and right-side position before installation. Compare the removed guide to the new INA ZG0238 part to confirm shape and mounting points, and inspect the timing chain, tensioner, and related guides for wear while the front cover is open. This part cross-references 5520238100 for the same application.

Quality Assurance

INA states that this timing chain guide is manufactured to meet or exceed OE quality and performance expectations. The plastic material is specified to match OEM PA66 and PA46 grade requirements for hardness, supporting consistent fit and function in the listed Mercedes-Benz applications.