INA ZS-S943 Engine Timing Crankshaft Sprocket

Overview

INA ZS-S943 is an engine timing crankshaft sprocket for Nissan applications that require an OE-style timing gear replacement. It is built to meet or exceed OE quality and performance standards, with materials and heat treatment selected for consistent hardness and durability.

Compatible With Nissan NV200, Sentra, Juke, Cube, and Versa applications listed below, this sprocket supports accurate timing gear operation in the valve train. Part number ZS-S943 is also referenced by INA Global Number 554 0649 100.

Key Features

• OE-quality timing sprocket for engine valve train service
• Made from powdered metal, steel, or cast iron, depending on application design
• Heat treated to exact hardness specifications
• Engine timing crankshaft sprocket for Nissan fitments
• Part number ZS-S943 for catalog and service matching

Detailed Description

INA ZS-S943 is an engine timing crankshaft sprocket engineered for precise timing gear function in Nissan engines. The sprocket construction uses high-quality metal materials and controlled heat treatment to help maintain the hardness required for dependable operation under engine load. For buyers searching for a Nissan timing crankshaft sprocket, engine timing gear, or valve train sprocket replacement, this part number provides a direct service reference.

This part cross-references 5540649100 for the same application. It is listed for Nissan NV200, Sentra, Juke, Cube, and Versa applications, including MR18DE-equipped models where noted. If you are replacing a worn timing sprocket on a Nissan Sentra, Nissan NV200, or Nissan Versa, ZS-S943 is the catalog number to verify against the vehicle listing.

What It Is Used For

• Replacing a worn or damaged crankshaft timing sprocket
• Restoring correct timing gear engagement in the engine
• Addressing timing noise or irregular sprocket wear
• Supporting valve train timing service during engine repair
• Matching the listed Nissan timing component application

Installation Notes and Tips

Verify the vehicle year, engine code, and timing component listing before ordering. Fitment includes multiple Nissan models and some entries with MR18DE notes, so confirm the exact application against the vehicle identification data. Use the part number ZS-S943 and INA Global Number 554 0649 100 when cross-checking service information.

Quality Assurance

INA states that its timing gears and sprockets are designed to meet or exceed OE quality and performance. The sprocket is manufactured from high-quality powdered metal, steel, or cast iron and heat treated to exact hardness specifications for controlled material properties.