INA ZS-S840 Engine Timing Camshaft Sprocket - Right

INA Timing Gear Sprocket ZS-S840

The INA ZS-S840 engine timing camshaft sprocket is built for right-side applications that require precise valve timing and dependable OE-style fitment. It is a direct replacement choice for Chrysler, Dodge, and related V6 applications where accurate camshaft synchronization is critical.

• Engine timing camshaft sprocket for the right side
• INA timing gear/sprocket construction for OE-level fit and function
• Made from powdered metal, steel, or cast iron depending on application design
• Heat-treated to exact hardness specifications for durability
• Cross-references INA Global Number 554 0585 100
• Part number: ZS-S840

Detailed Application Overview

INA ZS-S840 is an engine timing camshaft sprocket used in right-side timing drive assemblies for select Chrysler 300, Chrysler Sebring, Dodge Charger, Dodge Magnum, Dodge Stratus, Chrysler Concorde, and Dodge Intrepid models. This part number, ZS-S840, is intended for vehicles that require the INA Global Number 554 0585 100 equivalent and is a practical replacement for maintaining correct camshaft timing in the valve train.

This part cross-references INA Global Number 554 0585 100 for the same application.

Vehicle Fitment

• Fits 2005-2007 Chrysler 300, right
• Fits 2001-2007 Chrysler Sebring, right
• Fits 2006-2007 Dodge Charger, right
• Fits 2005-2007 Dodge Magnum, right
• Fits 2001-2006 Dodge Stratus, right
• Fits 1998-2004 Chrysler Concorde, right
• Fits 1998-2004 Dodge Intrepid, right

Common Repair Uses

• Restoring proper camshaft timing after sprocket wear
• Replacing a noisy, damaged, or worn timing gear
• Addressing timing chain drive issues in the valve train
• Correcting timing-related drivability or synchronization concerns
• Servicing the right-side timing assembly on listed Chrysler and Dodge models

Installation Notes

Verify engine configuration, right-side placement, and OE reference before installation. Timing components should be installed with the engine properly timed and inspected as a complete system, including chain, guides, and related valve train parts as needed.

Quality Assurance

INA timing gears and sprockets are engineered to meet or exceed OE quality and performance expectations. The sprocket is manufactured from high-strength materials and heat treated to precise hardness requirements for consistent operation in timing drive service.