INA ZG-9-5239 Engine Timing Chain Guide - Right Lower

INA Timing Chain Guide for Nissan Applications

INA ZG-9-5239 is an engine timing chain guide built for Nissan valve train service where precise chain control matters. It is made to match OE-level material and hardness requirements, with plastic composition aligned to OEM PA66 and PA46 grades.

Fits 1991-1998 Nissan 240SX, right lower. Fits 1993-2001 Nissan Altima, right lower. Fits 1998-2004 Nissan Frontier, right lower. Fits 2000-2004 Nissan Xterra, right lower.

Key Features

• Engine timing chain guide for the valve train system
• OE-quality replacement from INA
• Plastic material formulated to OEM PA66 and PA46 grade standards
• Designed for right lower position applications
• Part number ZG-9-5239 for catalog and service reference

Application Details

This timing chain guide is used in Nissan 240SX, Nissan Altima, Nissan Frontier, and Nissan Xterra engine timing systems where the chain needs a stable wear surface and controlled routing. The ZG-9-5239 reference also cross-references INA Global Number 555 0186 100 for the same application.

Common Issues Addressed

• Timing chain noise from a worn guide surface
• Chain misalignment in the right lower guide position
• Plastic guide wear from extended engine operation
• Valve train timing instability caused by guide deterioration

Installation Notes

Verify engine code, timing set layout, and right lower guide location before installation. Inspect the timing chain, tensioner, and adjacent guides for wear at the same time, and confirm all timing marks are aligned during reassembly. Use the vehicle service manual for the exact procedure on Nissan 240SX, Altima, Frontier, or Xterra applications.

Quality Assurance

INA states this timing chain guide is engineered to meet or exceed OE quality and performance expectations, with plastic material matched to OEM hardness and grade requirements. Part number ZG-9-5239 is built for consistent fitment in listed Nissan applications.