INA ZG50021 Engine Timing Chain Tensioner Guide

Engine Timing Chain Tensioner Guide for Mercedes-Benz A160

INA ZG50021 is an engine timing chain tensioner guide for the valve train and timing drive system. It is built for the 2000-2005 Mercedes-Benz A160 and supports accurate chain guidance for consistent gear ratio control in the timing assembly.

• Engine timing chain tensioner guide for timing drive service
• Fits 2000-2005 Mercedes-Benz A160
• INA Global Number 555 0021 100
• Part number ZG50021 for direct catalog matching
• Engine > Valve Train Components application

Timing Drive Function

This guide is part of the chain drive repair solution used to maintain proper timing drive operation. INA focuses on chain and belt drive components that support reliable power transmission with low maintenance requirements. For Mercedes-Benz A160 timing service, ZG50021 helps restore correct chain routing and stable valve train operation.

This part cross-references Mercedes-Benz OE number 166 052 00 16 and 5550021100 for the same application.

What It Helps Address

• Timing chain noise from worn guide surfaces
• Chain misalignment in the valve train
• Irregular timing drive operation
• Wear-related service issues in the Mercedes-Benz A160 timing system
• Replacement needs during timing chain repair

Installation Notes

Verify engine code, timing component layout, and OE reference before installation. Replace related timing drive parts as needed during service to maintain proper chain alignment. Confirm fitment for 2000-2005 Mercedes-Benz A160, N/A, using part number ZG50021 and the listed OE cross-references.

Quality Assurance

INA supplies timing drive repair components engineered for reliable gear ratio control and durable service in chain and belt drive systems.